Title of Invention	CARRIAGE SYSTEM FOR AN AUTOMATIC RUBBER COT ARBOUR GRINDING OR BUFFING MACHINE.
Abstract	A carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine comprising a plate mounted on a linear slide driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for adjusting central space according to the size/gauge of the arbour.

Title of Invention

CARRIAGE SYSTEM FOR AN AUTOMATIC RUBBER COT ARBOUR GRINDING OR BUFFING MACHINE.

Abstract

A carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine comprising a plate mounted on a linear slide driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for adjusting central space according to the size/gauge of the arbour.

Full Text	COMPLATE AFTER PROVISIONAL LEFT ON 11 OCT 2007 FORM - 2 THE PATENTS ACT, 1970 (39 of 1970) COMPLETE SPECIFICATION (See section 10; rule 13) "CARRIAGE SYSTEM FOR CARRYING UNIFINISH/FINISHED RUBBER COT ARBOUR AND AN AUTOMATIC RUBBER COT ARBOUR GRINDING/BUFFING MACHINE COMPRISING THE SAME" MEVADA, JITENDRA ISHWARBHAI Indian National 11, Hasubhai Park, Opp: Shalin Bung lows, Thaltej, Ahmedabad,Gujarat State, India. AND MISTRY, NARESH AMRUTLAL Indian National 102, Manekbaug Society, Ambawadi, Ahmedabad-380 015, Gujarat State, India. The following specification particularly describes the invention and the manner in which it is to be performed: This invention relates to carriage system for carrying unfinished/finished rubber cot arbours in automatic rubber cot grinding/buffing machine comprising the same. More particularly this invention relates to a carriage system in which unfinished rubber cot arbour either directly from the unfinished rubber cot arbour unit or from the measuring unit is carried to the grinding head through the centre less holding and guiding device and the finished rubber cot arbour after grinding is carried to the finished rubber cot arbour storage unit/magazine through finished rubber cot arbour conveyer unit, the unfinished/finished rubber cot arbour are carried by the carriage simultaneously and smoothly ithereby making the working of automatic rubber cot arbour grinding/buffing machine quite a smooth and increasing its productivity Rubber cot arbour mainly comprises a steel spindle or axle provided with one or two rubber cots used as top rollers in Ring Frame, Frame, Combers, etc. of cotton/synthetic yarn Speed Frame, Draw spinning mills, in the textile industries. The arbours or top rollers used in Draw Frames or Combers are provided with single long cot up to 400 mm in length in the middle of the axle portion, while the arbours or top rollers used in Ring 2 Frames or Speed Frames are provided with a pair of cots, one each at the two ends of the axle. The cots are preferably made of rubber. A very large number of top rollers or rubber cot arbours are used in a Spinning mill/machine, which work continuously at a high speed. Regular grinding of the rubber cot arbours is required for ensuring quality of yarn by reducing thread breaks and minimizing lap formation. Generally centreless grinding is used for rubber cot arbours of Ring Frames and Speed Frames and with centre grinding' is used for Draw Frames and Comber Cots. Carriage system for carrying unfinished/finished rubber cot arbours are also known and used in the automatic rubber cot arbour grinding machines sold in the market under the brand name 'BERKOL' ® manufactured by 'HUBER + SUHNER'. But the existing carriage system is having numbers of branching of pneumatic cylinders and liner device which makes the construction of existing carriage complicated. Also the carriage has to travel two times one for picking the unfinished rubber cot arbour from the arbour holder and again to deliver the unsuitable rubber cot arbour to the rejection tray and in the mean time grinding head remains waiting for feeding the unfinished rubber cot arbours: for grinding thereby 3 reduction the productivity of the automatic rubber cot arbour grinding/buffing machine. In the existing carriage system for carrying unfinished/finished rubber cot arbour is not very smooth. In the existing carriage system for carrying unfinished/finished rubber cot arbours is occupy more space. The main object of this invention is to obviate the above mentioned drawbacks and limitation of the existing carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine and to provide carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine in which the carriage is able to carry unfinished/finished rubber cot arbours is smoothly and simu hereby making the working of the automatic rubber cot arbour grinding/buffing machine very smooth and increasing its productivity. Another object of this invention is to provide carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine, which is quite compact and occupying less space. Further object of this invention is to provide carriage system for carrying unfinished/finished rubber cot arbours, in which the branching of pneumatic cylinders and liner device avoided thereby reducing the maintenance cost and break down time thereby increasing the productivity at low cost. Accordingly this invention provides carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine, comprises of a plate mounted on a linear slide, driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for adjusting central space according to the size/gauge of the arbours, Typically, the said plate is made of metal such as steel or aluminium. Typically, the said prime mover for driven the said plate on the liner slide is electric motor or the like. Typically, the said prime .mover for driven the said plate on the liner slide is pneumatic or hydraulic means or the like. Typically, the said adjusting means for adjusting central space of each of the bridge track assemblies is rack and pinion or the like. Typically, the said adjusting means for adjusting central space of each of the bridge track assemblies is screw and nut or the like. Typically, the said adjusting means for adjusting the central space of each of the bridge track assemblies is provided with a handle for manually adjusting the said central space. Typically, the said adjusting means for adjusting the central space of each of the bridge track assemblies is provided with art electric motor or the like for adjusting the said central space. Typically, the said each of the said stopper provided on each bridge track unit assemblies is pneumatic, hydraulic or a mechanical stopper. Typically, the said bridge track unit assemblies are adopted to be provided on two opposite sides of the arbour holder unit or grinding wheel head unit of the automatic rubber cot arbour grinding/buffing machine. 6 Typically, the said bridge track unit assemblies, in which one of the said bridge track unit assembly is adopted to be provided on measuring unit side to convey one by one unfinished rubber cot arbour to the arbour holding unit when found suitable for grinding, and another bridge track assembly provided towards finished rubber cot arbour conveyer unit and finished rubber cot arbour unloading magazine for unloading the finished rubber cot arbour after grinding. An automatic rubber cot arbour grinding/buffing machine, incorporated with carriage system for carrying unfinished/finished rubber cot arbours. The invention will become more clear from the following description with reference to accompanying drawings wherein - Fig.l: Shows front view/elevation, without side covers of the automatic rubber cot arbour grinding/buffing machine, incorporating carriage system for carrying unfinished/finished rubber cot arbours according to an embodiment of this invention. Figs.2,38i4:Show left side view, top view and right side view, respectively, of the carriage system for carrying 7 unfinished/finished rubber cot arbours, according to an embodiment of this invention. Referring to Fig. 1, the automatic rubber cot arbour grinding/buffing machine (1), comprises of an unfinished rubber cot arbour storage unit/magazine (2) for safely storing a large number of unfinished rubber cot arbours (3) while occupying minimum floor space; a finished rubber cot arbour storage unit/magazine (4) for safely storing a large number of finished rubber cot arbours (5) while occupying minimum floor space, provided parallely and adjacent to the unfinished rubber cot arbours loading magazine (2) an unfinished rubber cot arbour conveyor system (6) for conveying the unfinished rubber cot arbours (3) from loading magazine (2) to a measuring unit (7) one by one quickly, without consuming much time or wasting any time; a loading/unloading carriage (8) for loading the unfinished rubber cot arbour, preferably after measuring the diameter of rubber cot in the measuring unit (7) and when not rejected but found suitable for grinding and simultaneously in sequence unloading the finished rubber cot arbour (5) from arbour i holder unit (9) to a rubber cot arbour holding and guiding after grinding, to unloading conveyor system (10) for onward conveying to finished rubber cot arbours storage unit/unloading magazine (4), a grinding wheel head unit (11) movable along 'X' axis and 'Y' axis for grinding/buffing the rubber cot arbours as per preset of fixed 8 diameter or fixed cut; a diamond dressing tool unit (12) for dressing the grinding wheel/emery stone after grinding a predetermined number of rubber cot arbours and a control panel (13) for controlling all the operational sequences smoothly as per desired program. The various units/systems mounted on a frame (14) and enclosed in a body (15) having suitable doors, windows and covers. Referring to figs. 2 to 4 the carriage system for carrying unfinished/finished rubber cot arbours comprises a plate (16), preferably made of metal such as steel or aluminium, mounted on a linear slide (17), which is driven by a prime mover such as an electric motor or a pneumatic/hydraulic means. The plate (16) of each end is provided with a bridge track unit assemblies (18 & 19) each having a stopper (20 & 21) which is a pneumatic/hydraulic or mechanical stopper. In order to carry different,size of arbours each of the bridge track unit assemblies (18 & 19) is made adjustable for central space and provided with adjusting means (22 & 23) which can be a screw and nut type or Rack and pinion type adjusting means and can be operated manually or by an electric motor or the like. The bridge track unit assemblies (18 & 19) are provided on the two opposite sides of the arbours holder unit (9) or grinding wheel head unit (11). One assembly (18) is provided on measuring unit side to convey one by one unfinished rubber cot arbour (3) to the 9 rubber cot arbour holder unit (9) when found suitable for grinding, or otherwise to the rejection tray, and the other is provided towards finished rubber cot arbour unloading magazine (4) for unloading the finished rubber cot arbour (5), after grinding. The feeding of unfinished arbour (3) to arbour holder unit (9) and unloading of finished arbour (5) after grinding is carried out simultaneously in a smooth sequential operation, without wasting any time, resulting into higher productivity of the automatic rubber cot arbour grinding/buffing machine. We Claim:- 1. An carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine, comprises of a plate mounted on a linear slide, driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for adjusting central space according to the size/gauge of the arbours, 2. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said plate is made of metal such as steel or aluminium. 3. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said prime mover for driven the said plate on the liner slide is electric motor or the like. 4. The carnage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour i grinding/buffing machine according to calim-1, in which the said prime mover for driven the said plate on the liner slide is pneumatic or hydraulic means or the like. 5. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said adjusting means for adjusting central space of each of the bridge track assemblies is rack and pinion or the like. 6. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1 in which the said adjusting means for adjusting central space of each of the bridge track assemblies is screw and nut or the like. 7. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said adjusting means for adjusting the central space of each of the bridge track assemblies isvprovided with a handle for manually adjusting the said central space. 8. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said adjusting means for adjusting the central space of each of the bridge track assemblies is provided with an electric motor or the like for adjusting the said central space. 9. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said each of the said stopper provided on each bridge track unit assemblies is pneumatic, hydraulic or a mechanical stopper. 10. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said bridge track unit assemblies are adopted to be provided on two opposite sides of the arbour holder unit or grinding wheel head unit of the automatic rubber cot arbour grinding/buffing machine. 11. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said 13 bridge track unit assemblies, in which one of the said bridge track unit assembly is adopted to be provided on measuring unit side to convey one by one unfinished rubber cot arbour to the arbour holding unit when found suitable for grinding, and another bridge track assembly provided towards finished rubber cot arbour conveyer unit and finished rubber cot arbour unloading magazine for unloading the finished rubber cot arbour after grinding. 12. An automatic rubber cot arbour grinding/buffing machine, incorporated with carriage system for carrying unfinished/finished rubber cot arbours according to claims 1 to 111 Dated this 8th day of October 2007. To, The Controller of Patents, The Patent Office, Mumbai.

Full Text

COMPLATE AFTER PROVISIONAL LEFT ON 11 OCT 2007

FORM - 2
THE PATENTS ACT, 1970
(39 of 1970)
COMPLETE SPECIFICATION (See section 10; rule 13)

"CARRIAGE SYSTEM FOR CARRYING UNIFINISH/FINISHED
RUBBER COT ARBOUR AND AN AUTOMATIC RUBBER COT ARBOUR
GRINDING/BUFFING MACHINE COMPRISING THE SAME"
MEVADA, JITENDRA ISHWARBHAI
Indian National
11, Hasubhai Park, Opp: Shalin Bung lows,
Thaltej, Ahmedabad,Gujarat State, India.
AND
MISTRY, NARESH AMRUTLAL
Indian National
102, Manekbaug Society,
Ambawadi, Ahmedabad-380 015,
Gujarat State, India.
The following specification particularly describes the invention and the manner in which it is to be performed:

This invention relates to carriage system for carrying unfinished/finished rubber cot arbours in automatic rubber cot
grinding/buffing machine comprising the same.
More particularly this invention relates to a carriage system in which unfinished rubber cot arbour either directly from the unfinished rubber cot arbour unit or from the measuring unit is carried to the grinding head through the centre less holding and guiding device

and the finished rubber cot arbour after grinding is carried to the finished rubber cot arbour storage unit/magazine through finished rubber cot arbour conveyer unit, the unfinished/finished rubber cot
arbour are carried by the carriage simultaneously and smoothly
ithereby making the working of automatic rubber cot arbour grinding/buffing machine quite a smooth and increasing its productivity
Rubber cot arbour mainly comprises a steel spindle or axle provided
with one or two rubber cots used as top rollers in Ring Frame,
Frame, Combers, etc. of cotton/synthetic yarn Speed Frame, Draw
spinning mills, in the textile industries.
The arbours or top rollers used in Draw Frames or Combers are provided with single long cot up to 400 mm in length in the middle of the axle portion, while the arbours or top rollers used in Ring
2

Frames or Speed Frames are provided with a pair of cots, one each at the two ends of the axle. The cots are preferably made of rubber. A very large number of top rollers or rubber cot arbours are used in a Spinning mill/machine, which work continuously at a high speed.
Regular grinding of the rubber cot arbours is required for ensuring quality of yarn by reducing thread breaks and minimizing lap formation. Generally centreless grinding is used for rubber cot arbours of Ring Frames and Speed Frames and with centre grinding' is used for Draw Frames and Comber Cots.
Carriage system for carrying unfinished/finished rubber cot arbours are also known and used in the automatic rubber cot arbour grinding machines sold in the market under the brand name 'BERKOL' ® manufactured by 'HUBER + SUHNER'. But the existing carriage system is having numbers of branching of pneumatic cylinders and liner device which makes the construction of existing carriage complicated. Also the carriage has to travel two times one
for picking the unfinished rubber cot arbour from the arbour holder

and again to deliver the unsuitable rubber cot arbour to the rejection tray and in the mean time grinding head remains waiting for feeding the unfinished rubber cot arbours: for grinding thereby
3

reduction the productivity of the automatic rubber cot arbour grinding/buffing machine.
In the existing carriage system for carrying unfinished/finished rubber cot arbour is not very smooth.
In the existing carriage system for carrying unfinished/finished rubber cot arbours is occupy more space.
The main object of this invention is to obviate the above mentioned drawbacks and limitation of the existing carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine and to provide carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine in which the carriage is able to carry unfinished/finished rubber cot arbours is smoothly and simu hereby making the working of the automatic rubber cot arbour grinding/buffing machine very smooth and increasing its productivity.
Another object of this invention is to provide carriage system for carrying unfinished/finished rubber cot arbours in the automatic rubber cot arbour grinding machine, which is quite compact and occupying less space.

Further object of this invention is to provide carriage system for carrying unfinished/finished rubber cot arbours, in which the branching of pneumatic cylinders and liner device avoided thereby reducing the maintenance cost and break down time thereby increasing the productivity at low cost.
Accordingly this invention provides carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine, comprises of a plate mounted on a linear slide, driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for
adjusting central space according to the size/gauge of the arbours,
Typically, the said plate is made of metal such as steel or aluminium.
Typically, the said prime mover for driven the said plate on the liner slide is electric motor or the like.
Typically, the said prime .mover for driven the said plate on the
liner slide is pneumatic or hydraulic means or the like.

Typically, the said adjusting means for adjusting central space of
each of the bridge track assemblies is rack and pinion or the like.

Typically, the said adjusting means for adjusting central space of each of the bridge track assemblies is screw and nut or the like.
Typically, the said adjusting means for adjusting the central space
of each of the bridge track assemblies is provided with a handle for
manually adjusting the said central space.
Typically, the said adjusting means for adjusting the central space
of each of the bridge track assemblies is provided with art electric
motor or the like for adjusting the said central space.
Typically, the said each of the said stopper provided on each bridge track unit assemblies is pneumatic, hydraulic or a mechanical stopper.
Typically, the said bridge track unit assemblies are adopted to be provided on two opposite sides of the arbour holder unit or grinding wheel head unit of the automatic rubber cot arbour grinding/buffing machine.
6

Typically, the said bridge track unit assemblies, in which one of the said bridge track unit assembly is adopted to be provided on measuring unit side to convey one by one unfinished rubber cot arbour to the arbour holding unit when found suitable for grinding, and another bridge track assembly provided towards finished rubber cot arbour conveyer unit and finished rubber cot arbour unloading
magazine for unloading the finished rubber cot arbour after

grinding.
An automatic rubber cot arbour grinding/buffing machine, incorporated with carriage system for carrying unfinished/finished rubber cot arbours.
The invention will become more clear from the following description with reference to accompanying drawings wherein -

Fig.l: Shows front view/elevation, without side covers of the
automatic rubber cot arbour grinding/buffing machine,
incorporating carriage system for carrying
unfinished/finished rubber cot arbours according to an
embodiment of this invention.
Figs.2,38i4:Show left side view, top view and right side view, respectively, of the carriage system for carrying
7

unfinished/finished rubber cot arbours, according to an embodiment of this invention.
Referring to Fig. 1, the automatic rubber cot arbour grinding/buffing machine (1), comprises of an unfinished rubber cot arbour storage unit/magazine (2) for safely storing a large number of unfinished rubber cot arbours (3) while occupying minimum floor space; a finished rubber cot arbour storage unit/magazine (4) for safely storing a large number of finished rubber cot arbours (5) while occupying minimum floor space, provided parallely and adjacent to the unfinished rubber cot arbours loading magazine (2) an
unfinished rubber cot arbour conveyor system (6) for conveying the
unfinished rubber cot arbours (3) from loading magazine (2) to a measuring unit (7) one by one quickly, without consuming much time or wasting any time; a loading/unloading carriage (8) for loading the unfinished rubber cot arbour, preferably after measuring the diameter of rubber cot in the measuring unit (7) and when not rejected but found suitable for grinding and simultaneously in
sequence unloading the finished rubber cot arbour (5) from arbour
i
holder unit (9) to a rubber cot arbour holding and guiding after
grinding, to unloading conveyor system (10) for onward conveying
to finished rubber cot arbours storage unit/unloading magazine (4),
a grinding wheel head unit (11) movable along 'X' axis and 'Y' axis
for grinding/buffing the rubber cot arbours as per preset of fixed
8

diameter or fixed cut; a diamond dressing tool unit (12) for dressing the grinding wheel/emery stone after grinding a predetermined number of rubber cot arbours and a control panel
(13) for controlling all the operational sequences smoothly as per desired program. The various units/systems mounted on a frame
(14) and enclosed in a body (15) having suitable doors, windows and covers.
Referring to figs. 2 to 4 the carriage system for carrying unfinished/finished rubber cot arbours comprises a plate (16), preferably made of metal such as steel or aluminium, mounted on a linear slide (17), which is driven by a prime mover such as an electric motor or a pneumatic/hydraulic means. The plate (16) of each end is provided with a bridge track unit assemblies (18 & 19) each having a stopper (20 & 21) which is a pneumatic/hydraulic or mechanical stopper. In order to carry different,size of arbours each of the bridge track unit assemblies (18 & 19) is made adjustable for
central space and provided with adjusting means (22 & 23) which
can be a screw and nut type or Rack and pinion type adjusting
means and can be operated manually or by an electric motor or the
like. The bridge track unit assemblies (18 & 19) are provided on the
two opposite sides of the arbours holder unit (9) or grinding wheel
head unit (11). One assembly (18) is provided on measuring unit
side to convey one by one unfinished rubber cot arbour (3) to the
9

rubber cot arbour holder unit (9) when found suitable for grinding,
or otherwise to the rejection tray, and the other is provided towards
finished rubber cot arbour unloading magazine (4) for unloading the
finished rubber cot arbour (5), after grinding. The feeding of
unfinished arbour (3) to arbour holder unit (9) and unloading of
finished arbour (5) after grinding is carried out simultaneously in a
smooth sequential operation, without wasting any time, resulting
into higher productivity of the automatic rubber cot arbour
grinding/buffing machine.

We Claim:-
1. An carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine, comprises of a plate mounted on a linear slide, driven by a prime mover, a bridge track unit assembly provided at each end of the said plate, each of the said bridge track unit provided with a stopper, each of the said bridge track unit being provided with an adjusting means for adjusting central space according to the size/gauge of the arbours,
2. The carriage system for carrying unfinished/finished rubber

cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said plate is made of metal such as steel or aluminium.
3. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1, in which the said
prime mover for driven the said plate on the liner slide is electric
motor or the like.

4. The carnage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
i
grinding/buffing machine according to calim-1, in which the said prime mover for driven the said plate on the liner slide is pneumatic or hydraulic means or the like.
5. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1, in which the said
adjusting means for adjusting central space of each of the bridge

track assemblies is rack and pinion or the like.
6. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1 in which the said
adjusting means for adjusting central space of each of the bridge
track assemblies is screw and nut or the like.

7. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1, in which the said
adjusting means for adjusting the central space of each of the
bridge track assemblies isvprovided with a handle for manually
adjusting the said central space.

8. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1, in which the said
adjusting means for adjusting the central space of each of the
bridge track assemblies is provided with an electric motor or the like

for adjusting the said central space.
9. The carriage system for carrying unfinished/finished rubber cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said each of the said stopper provided on each bridge track unit assemblies is pneumatic, hydraulic or a mechanical stopper.
10. The carriage system for carrying unfinished/finished rubber

cot arbours for processing in a automatic rubber cot arbour grinding/buffing machine according to calim-1, in which the said bridge track unit assemblies are adopted to be provided on two opposite sides of the arbour holder unit or grinding wheel head unit of the automatic rubber cot arbour grinding/buffing machine.
11. The carriage system for carrying unfinished/finished rubber
cot arbours for processing in a automatic rubber cot arbour
grinding/buffing machine according to calim-1, in which the said
13

bridge track unit assemblies, in which one of the said bridge track unit assembly is adopted to be provided on measuring unit side to

convey one by one unfinished rubber cot arbour to the arbour holding unit when found suitable for grinding, and another bridge track assembly provided towards finished rubber cot arbour conveyer unit and finished rubber cot arbour unloading magazine

for unloading the finished rubber cot arbour after grinding.
12. An automatic rubber cot arbour grinding/buffing machine, incorporated with carriage system for carrying unfinished/finished rubber cot arbours according to claims 1 to 111
Dated this 8th day of October 2007.

To,
The Controller of Patents,
The Patent Office,
Mumbai.

Documents:

1686-mum-2006-abstract(11-10-2007).doc

1686-mum-2006-abstract(11-10-2007).pdf

1686-MUM-2006-ABSTRACT(25-8-2011).pdf

1686-mum-2006-claims(11-10-2007).doc

1686-mum-2006-claims(11-10-2007).pdf

1686-MUM-2006-CLAIMS(AMENDED)-(25-8-2011).pdf

1686-MUM-2006-CLAIMS(AMENDED)-(28-8-2014).pdf

1686-mum-2006-correspondance-received.pdf

1686-mum-2006-correspondence(20-11-2008).pdf

1686-MUM-2006-CORRESPONDENCE(21-7-2010).pdf

1686-MUM-2006-CORRESPONDENCE(24-07-2008).pdf

1686-MUM-2006-CORRESPONDENCE(29-10-2012).pdf

1686-MUM-2006-CORRESPONDENCE(7-1-2013).pdf

1686-MUM-2006-CORRESPONDENCE(8-02-2010).pdf

1686-mum-2006-description (provisional).pdf

1686-mum-2006-description(complete)-(11-10-2007).pdf

1686-mum-2006-drawing(11-10-2007).pdf

1686-MUM-2006-DRAWING(28-8-2014).pdf

1686-mum-2006-drawings.pdf

1686-mum-2006-form 18(7-12-2007).pdf

1686-mum-2006-form 2(11-10-2007).doc

1686-mum-2006-form 2(11-10-2007).pdf

1686-mum-2006-form 2(title page)-(11-10-2007).pdf

1686-MUM-2006-FORM 2(TITLE PAGE)-(25-8-2011).pdf

1686-MUM-2006-FORM 2(TITLE PAGE)-(28-8-2014).pdf

1686-MUM-2006-FORM 3(25-8-2011).pdf

1686-MUM-2006-FORM 3(28-8-2014).pdf

1686-MUM-2006-FORM 3(7-1-2013).pdf

1686-mum-2006-form 3(8-10-2007).pdf

1686-mum-2006-form 5(8-10-2007).pdf

1686-mum-2006-form 9(19-10-2007).pdf

1686-mum-2006-form-1.pdf

1686-mum-2006-form-2.doc

1686-mum-2006-form-2.pdf

1686-mum-2006-form-26.pdf

1686-mum-2006-form-3.pdf

1686-MUM-2006-MARKED COPY(28-8-2014).pdf

1686-MUM-2006-REPLY TO EXAMINATION REPORT(25-8-2011).pdf

1686-MUM-2006-REPLY TO HEARING(28-8-2014).pdf

1686-MUM-2006-SPECIFICATION(AMENDED)-(25-8-2011).pdf

1686-MUM-2006-SPECIFICATION(AMENDED)-(28-8-2014).pdf

abstract1.jpg

Amended Complete Specification 1686MUM2006.pdf

FORM 13 1686MUM2006.pdf

MARKED COPY Form 2 Amended Complete Specification 1686MUM2006.pdf

Petition-Rule 137 1686MUM2006.pdf

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Patent Number

262589

Indian Patent Application Number

1686/MUM/2006

PG Journal Number

36/2014

Publication Date

05-Sep-2014

Grant Date

28-Aug-2014

Date of Filing

12-Oct-2006

Name of Patentee

MEVADIA, JITENDRA ISHWARBHAI

Applicant Address

11,Hasubhai Park,Opp: Shalin Buglows, Thaltej, Ahmedabad,Gujarat State,India.

Inventors:

#	Inventor's Name	Inventor's Address
1	MEVADIA, JITENDRA ISHWARBHAI	11,Hasubhai Park,Opp: Shalin Buglows, Thaltej, Ahmedabad,Gujarat State,India.
2	MISTRY, NARESH AMRUTLAL	102, Manekbaug Society, Ambawadi, Ahmedabad-380 015, Gujarat State, India.

PCT International Classification Number

A47D9/00

PCT International Application Number

N/A

PCT International Filing date

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1			NA