CN2257556Y - Circular knitting machine breakage controllor - Google Patents
Circular knitting machine breakage controllor Download PDFInfo
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- CN2257556Y CN2257556Y CN 95224194 CN95224194U CN2257556Y CN 2257556 Y CN2257556 Y CN 2257556Y CN 95224194 CN95224194 CN 95224194 CN 95224194 U CN95224194 U CN 95224194U CN 2257556 Y CN2257556 Y CN 2257556Y
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- axle center
- gear
- circular loom
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Abstract
The utility model relates to a breakage controller for circular knitting machines. The controller is arranged between the body of the circular knitting machine and an upper cloth pulling wheel and is provided with an input axle center and an output axle center; the bottoms of the input axle center and the output axle center are provided with two gear sets with different gear ratios; two gear sets are respectively controlled by two control groups; or the input axle center is controlled by a control group, and a unidirectional bearing is arranged in one gear of the output axle center. The rotation speed between the upper cloth pulling wheel and the body of the circular knitting machine is still in the state of proper control in breakage or wire finish, and the phenomenon of empty weft is avoided.
Description
The utility model relates to a kind of circular loom broken string control device, refers to a kind ofly in the circular loom parallel during in the broken string state especially, makes the rotation of slowing down of granny rag wheel, use prevent parallel because of inertia rings around the empty latitude situation that is generated, and the quality of raising finished product.
Circular loom is better than Plain loom because of using effect, woven bag is made with this kind circular loom mostly now, and this creator is the professional producer of circular loom, make more superior finished product for making circular loom, the quite superior device of many designs promptly is set on circular loom, as the menopause tablet of detecting warp break is improved, the expanding wheel structure that woven cloth is launch kenel fully, can avoid the weft yarn regulator of curvature of parallel, cooperation by the number special device, make the start improved efficiency of circular loom, and can promote the quality of finished product.
General woven cloth is by warp, the parallel interlacing forms, and woven cloth is thin, density is promptly set by the bar number of warp and the tightness of parallel, the control mode of its equator tightness, please referring to the signal outside drawing of conventional circular loom shown in Figure 10, it is to be controlled by the rotating speed of last granny rag wheel 80 and the rotating speed of circular loom body 81, last granny rag wheel 80 is connected with drive link 82 with 81 of bodies, design by transmission mechanism 83 inside, changed the rotating speed of going up granny rag wheel 80, when if the rotating speed of last granny rag wheel 80 is adjusted to very fast state, interlock upper block 801 is about to woven cloth 84 and up draws with fast speeds, still with same rotating speed rotate because of parallel this moment, and in the speed of moving on the warp faster under the situation, even the parallel of woven cloth is comparatively lax, when if the rotating speed of last granny rag wheel 80 is adjusted to slow state, interlock upper block 801 is about to woven cloth 84 and up draws with slower speed, and moving on the warp under the slow situation, even the parallel of woven cloth is comparatively tight, use the purpose that reaches adjustment woven cloth density.
Right its transmission mechanism of above-mentioned circular loom is that granny rag wheel and body are rotated simultaneously, and go up the design that is interlock between granny rag wheel and body, as long as body is in start, last granny rag wheel promptly also spurs the action of woven cloth, so the finished product of making is to be plane with density; But general woven bag is for strengthening intensity; in sack; the bag end or other appropriate locations can be set up finishing strips; and conventional manufacture is a sewing finishing strips again on woven cloth; only this kind mode is not only time-consuming; and manufacturing cost is increased; therefore the utility model is to design a kind ofly can carry out sack automatically on circular loom; the structure of bag end reinforcement; this structure is between last granny rag wheel and body one control structure to be set; please referring to Figure 11; shown in; this control structure must generate by transmission group control from; the start of closing is when the appropriate location of woven cloth must reinforcement, even control structure generates the start that separates; make between granny rag wheel and body and be no interlock state; under the situation that last granny rag wheel does not continue woven cloth is up drawn,, and the density at this place of woven cloth is increased even parallel closely weaves at appropriate location; reach the effect of reinforcement; design with this and to be used in the shutdown weft replenishment of weft yarn when finishing staplings same effect is also arranged, and therefore structure is very had a practicality, so extensively be subjected to dealer's welcome.
Right said structure is under special status, still there is a little flaw, when using up because of the line on generating parallel broken string or bobbin in the work, the checkout gear of circular loom inside promptly can cut off the electric power of body, and make above-mentioned control structure generate the start that separates and granny rag is taken turns, body is no interlock state, therefore and be the electric power that stops the body main power source time, but still make main power source continue rotation because of inertia drives body, remaining parallel is still proceeded the action that weaves, go up right this moment the granny rag wheel because of and body between be the state of no interlock, the granny rag wheel is instead controlled by the tightness of fabric winding machine 90 pulling woven cloth in the event, if fabric winding machine tightly draws when pulling woven cloth, even last granny rag wheel generates rotation faster, and the woven cloth on the body is up drawn with fast speeds, this moment, woven cloth promptly generated serious sparse situation, and this situation is commonly called as in the industry cycle " empty latitude ", promptly be the situation that weft density reduces.
Therefore, for solving the situation of above-mentioned empty latitude, this creator is after designing a kind of line in parallel broken string or bobbin and using up, and makes still that granny rag is taken turns, the rotating speed between body is suitably Guaranteed, can avoid the situation of sky latitude.
Main purpose of the present utility model is: a kind of circular loom broken string control device is provided, this control device is located at the side of granny rag wheel, have one with the worm gear of last granny rag wheel interlock, the worm screw group, the worm screw bottom is provided with the bidentate wheels, the bidentate wheels input axle center of side in addition then are connected with drive link by the filling density gear train, drive link is then with the body interlock of chain wheel set and circular loom, the input axle center of bidentate wheels, output shaft is respectively equipped with two control groups in the heart, when parallel runs well, it is gear train normal operation with rated speed, when if generation broken string or line use up, control in the time of promptly by two control groups is gone up the rotation of granny rag wheel and continue drive with the gear train that slows down, again by worm gear, the precision control of worm screw group, the speed of granny rag wheel is slowed down, and parallel is more closely woven, use the situation that prevents the sky latitude.
A purpose more of the present utility model is: a kind of circular loom broken string control device is provided, be provided with the control group in the input axle center of bidentate wheels in this control dress, in a gear in output axle center, be provided with unilateral bearing, when parallel runs well, be with the running of the gear train of rated speed,, promptly slow down to drive and go up the rotation of granny rag wheel by the control of control group and with the gear train that slows down if when generating broken string or line and using up, parallel is more closely woven, to prevent the situation of sky latitude.
The technical solution of the utility model is:
A kind of circular loom broken string control device of the present utility model, be provided with drive link between the granny rag wheel on this circular loom body and the circular loom, between drive link and last granny rag wheel, be provided with gear train and filling density gear train, it is characterized in that: control device is arranged between filling density gear train and last granny rag wheel, it has an input axle center that is connected with drive link via aforementioned filling density gear train and aforesaid gears group, input axle center side is provided with one and is connected the output axle center of going up the granny rag wheel, be provided with two groups of gears in the heart than different driving gear set in the input axle center with output shaft, other imports the place, axle center and is provided with the control group that control is nested with gear thereon, is provided with unilateral bearing in the gear at place, output axle center.
Described circular loom broken string control device, it is characterized in that: this control group is established a power transmission shaft that is placed in the gear, and the power transmission shaft upper end is stepped, and has the arc edge, is provided with the pearl body between power transmission shaft and gear.
Described circular loom broken string control device, it is characterized in that: this control group is provided with the electromagnet of control power transmission shaft.
Described circular loom broken string control device, it is characterized in that: this control group is provided with the pneumatic cylinder of control power transmission shaft.
Described circular loom broken string control device, it is characterized in that: this control is organized in input gear bottom, lower end, axle center one clutch is set, and the control panel of clutch is fixedly arranged on power shaft in the heart, is provided with bearing between input axle center and lower end gear.
Described circular loom broken string control device, it is characterized in that: this clutch is an electromagnetic clutch.
Described circular loom broken string control device, it is characterized in that: this clutch is a mechanical clutch.
Described circular loom broken string control device is characterized in that: be connected with worm screw, worm gear between exporting the axle center and last granny rag being taken turns.
Effect of the present utility model is: a kind of circular loom broken string control device is provided, this control device have one with the worm gear of last granny rag wheel interlock, the worm screw group, the worm screw bottom is provided with the bidentate wheels, the bidentate wheels input axle center of side in addition then are connected with drive link by the filling density gear train, drive link is then with the body interlock of chain wheel set and circular loom, the input axle center of bidentate wheels, output shaft is respectively equipped with two control groups in the heart, when parallel runs well, it is gear train normal operation with rated speed, when if generation broken string or line use up, control in the time of promptly by two control groups, and continue to drive upward granny rag wheel rotation with the gear train that slows down, again by worm gear, the precision control of worm screw group slows down the speed of granny rag wheel, and parallel is more closely woven, use the situation that prevents the sky latitude.
Control device of the present utility model, also can be provided with the control group in the input axle center of bidentate wheels, in a gear in output axle center, be provided with unilateral bearing, when parallel runs well, be with the running of the gear train of rated speed,, promptly slow down to drive and go up the rotation of granny rag wheel by the control of control group and with the gear train that slows down if when generating broken string or line and using up, parallel is more closely woven, to prevent the situation of sky latitude.
Further specify architectural feature of the present utility model and purpose below in conjunction with accompanying drawing.
Brief Description Of Drawings:
Fig. 1 is the floor map between the utility model control device and circular loom.
Fig. 2 is the floor map of the utility model control device.
Fig. 3 is the action schematic diagram of the utility model control device.
Other plants the floor map between pattern control device and circular loom to Fig. 4 for the utility model.
Other plants the floor map of pattern control device to Fig. 5 for the utility model.
Other plants the action schematic diagram of pattern control device to Fig. 6 for the utility model.
Fig. 7 is the floor map of the another pattern control device of the utility model.
Fig. 8 A and Fig. 8 B are the floor map of the utility model unilateral bearing.
Other plants the floor map between pattern control device and circular loom to Fig. 9 again for the utility model.
Figure 10 is the schematic appearance of conventional circular loom.
Figure 11 is the schematic diagram of conventional control device.
For understanding the relativeness between the utility model and circular loom, be to be illustrated so that signal shown in Figure 1 is graphic, can find out in graphic by this, control device of the present utility model is for being installed between circular loom 10 and the last granny rag wheel 20, be located at circular loom body 10 upper ends and be depicted as on the figure, and taking turns 20 with last granny rag is the design of interlock, also this control device can be located at circular loom 10 lower ends in addition, drives granny rag wheel 20 to reach same control effect with other drive mechanisms; And illustrate with the structure shown in scheming upward, the transmission device 12 that circular loom body 10 final drive shafts 11 are made up of motor 121, belt pulley set 122 is driven, appropriate location in final drive shaft 11 is provided with a sprocket wheel 13, sprocket wheel 13 drives drive link 14 rotation starts with chain 131, drive link 14 upper ends drive a gear train 15, gear train 15 drives auxiliary driving bar 16 again, auxiliary driving bar 16 then drives a filling density gear train 17, two gears 171,172 of filling density gear train 17 are removable design, if change the gear train of different gear ratios, promptly change the density of woven cloth parallel.
Please cooperate referring to shown in Figure 2, gear 172 is for driving the input axle center 31 of control device 30,21 of this input axle center 31 and frames also are provided with bearing 22, accurately rotate to keep input axle center 31, the bottom in input axle center 31 is provided with two gears 32,33, be provided with output axle center 34 in frame 21 sides in addition, output 34 bottoms, axle center are provided with respectively and gear 32 meshed gears 35, with gear 33 meshed gears 36, only import 32 of axle center 31 and gears and be connected interlock with the key piece, then be connected the first control group 40 with 33 of gears, and output axle center 34 is connected interlock with gear 36 with the key piece, then be connected the second control group 50 with 35 of gears, and gear 32,35 form the slower gear train of a rotating speed, gear 33,36 then are the fast gear train of rotating speed commentaries on classics, and the upper end in output axle center 34 is connected a worm screw 37, worm screw 37 and a worm gear 38 engagement, last granny rag take turns then to compel to pull in worm gear 38 in 20 axle center 201 and interlock.
The first control group 40 and the second control group 50 can be multiple pattern, and conversion because of the space kenel, its structure is exchanged, earlier with Fig. 1, the structure that Fig. 2 disclosed explains, the first control group 40 is the design of magnet control, its bottom is provided with an electromagnet 41, the operating bar 42 of electromagnet 41 articulates a power transmission shaft 43, power transmission shaft 43 bottoms and with bearing 431 and a block set 44 clampings, 41 of block set 44 and electromagnet then are provided with spring 45, and power transmission shaft 43 upper end appropriate locations are stepped, make it have the arc edge 431 of constriction, the top is then inserted and is pulled in input inside, 31 bottom, axle center, and input 31 bottoms, axle center and top 46 ring of pulling are established beads body 47, and pearl body 47 peripheries also closely contact with the endoporus of gear 33; 50 of the second control groups are the design of an electromagnetic clutch, it is located at the upper end of gear 35, it has a control panel 51, control panel 51 is with key piece and output axle center 34 interlocks, control panel 51 bottoms are provided with a magnetic piece 52, and be provided with in gear 35 upper ends one with the driver blade 53 of gear 35 locking one, in addition gear 35 with export 34 in axle center and then be provided with bearing 54.
The first control group 40 and the second control group 50 are by being controlled by circuit, please referring to Figure 1 and Figure 2, when circular loom runs well, the electromagnet 41 of the first control group 40 is for driving up start of power transmission shaft 43, this moment, pearl body 47 was compeled by the top of power transmission shaft 43, and be tight state of contact with gear 33,50 of the second control groups are off-position in addition, make magnetic piece 52 and driver blade 53 not adsorb one, when rotating so body 10 is driven by transmission device 12, promptly by sprocket wheel 13, drive link 14, gear train 15, the drive of filling density gear train 17, and the 31 rotation starts of order input axle center, make gear 32 again, 33 rotations simultaneously, only be idling conditions by the setting of bearing 54 with gear 32 meshed gears 35, so only, drive output axle center 34 again with 36 rotations of gear 33 driven gears, worm screw 37 and worm gear 38 rotations, and order is gone up granny rag wheel 20 drive woven cloth with the up start of certain speed.
Only when the line on parallel broken string or the bobbin uses up, checkout gear in the body 10 promptly cuts off the electric power of transmission device 12, please referring to shown in Figure 3, and drive power transmission shafts 43 with the electromagnet 41 of the seasonal first control group 40 and down move, make the magnetic piece 52 of the second control group 40 generate absorption affinity and adsorb one with driver blade 53, power transmission shaft 43 is down during start, pearl body 47 promptly no longer by urgent in gear 33 endoporus, but be positioned at arc edge 431 places, pass the displacement of Jie's thing this moment because of the centre, gear 33 can't be rotated along with importing axle center 31 again, therefore body 10 is because of rotation that inertia generated, via drive link 14, gear train 15, filling density gear train 17 and reach input during 31 places, axle center, be to make 35 rotations of gear 32 driven gears, and gear 35 drives control panel 51 rotations of the second control group 50 again, and then drive output axle center 34, worm screw 37, worm gear 38 and upward granny rag wheel 20 rotations, only because of gear train 32,35 designs for deceleration, so the time on the rotating speed of granny rag wheel 20 slow down, so under the situation that the speed of drawing on the woven cloth quilt is slowed down, even remaining parallel is more closely braiding on warp, so can avoid the situation of sky latitude to generate, after waiting to finish wiring or changing the action of bobbin, even transmission device 12 continues start, and be off-position with the electromagnet 41 of the seasonal first control group 40, and make the second control group 50 also be off-position, elastic force by spring 45 makes up start of power transmission shaft 43, make pearl body 47 compel to pull again, and recover the normal kind of drive with kenel shown in Figure 2 in power transmission shaft 43 peripheries.
Structure of the present utility model also can be as Fig. 4 in addition, Fig. 5 and pattern shown in Figure 6, it is that the first control group is also replaced with electromagnetic clutch, please referring to shown in Figure 4, this first control group 60 is equally by control panel 61, magnetic piece 62, driver blade 63 is formed, and driver blade 63 and gear 33 locking one, only gear 33 and 31 in axle center of input then are provided with bearing, when normal condition, please referring to shown in Figure 5, this moment, the first control group 60 was for being "on" position, the second control group 50 is off-position, input axle center 31 promptly drives control panel 61 rotations, again by magnetic piece 62,33 rotations of driver blade 63 and driven gear, multiple via gear 36, the transmission in output axle center 34 makes worm screw 37, worm gear 38 rotations; When if the line of parallel broken string or bobbin uses up, even the first control group 60 is off-position, the second control group 50 is "on" position, and input axle center 31 is driven gear 32,35 rotation, again via driver blade 53, magnetic piece 52, control panel 51 and order output axle center 34, worm screw 37, worm gear 38 rotations.
Please cooperate referring to shown in Figure 7, its whole structural arrangements identical with shown in Fig. 2, only be connected interlock with gear 36 with the key piece in its output axle center 34, and 35 of gears then are provided with unilateral bearing 351, unilateral bearing 351 can be multiple pattern, shown in Fig. 8 A and Fig. 8 B, be wherein two kinds of patterns, make it just, during reverse rotation, all can reach the interlock or the effect of interlock not, and gear 32,35 form the slower gear train of a rotating speed, gear 33,36 then is rotating speed gear train faster, the upper end in output axle center 34 is connected a worm screw 37, worm screw 37 and a worm gear 38 engagement, and last granny rag takes turns then to compel to pull in worm gear 38 in 20 axle center 201 and interlock.
The first control group 40 in this embodiment can be aforesaid multiple pattern (magnet control or electromagnetic clutch control), and this first control group 40 is controlled by circuit, when running well, 36 rotations of gear 33 driven gears, and make output axle center 34 with same rotating speed rotation, and also driven gear 35 rotations simultaneously of gear 32, but because of rotating speed with respect to output axle center 34, gear 35 is slower because of rotating speed, again to export axle center 34 for considering benchmark, gear 35 is for being reverse rotation, so setting by unilateral bearing 351, make itself and 34 in axle center of output be non-interlock state, so the power in output axle center 34 is fully by gear 33,36 drive, and drive worm screw 37 simultaneously, worm gear 38 rotations, and order is gone up granny rag wheel 20 drive woven cloth with the up start of certain speed, this is for utilizing worm screw 37, the transport characteristics of worm gear 38, the deceleration transmission system of worm-gear type, when speed reducing ratio is excessive, it is transmission speciality with initiative, be worm screw 37 if rotate, then worm gear 38 promptly can't rotate arbitrarily because of worm screw 37 is embedded on the tooth, not spurred by fabric winding machine 70 and influences the weft count of cloth so make granny rag take turns 20.
Only when the line on parallel broken string or the bobbin uses up, checkout gear in the body 10 promptly cuts off the electric power of transmission device 12, its action as shown in Figure 3, and drive down starts of power transmission shaft 43 with the electromagnet 41 of seasonal control group 40, make pearl body 47 no longer urgent in gear 33 endoporus, but be positioned at arc edge 431 places, pass the displacement of Jie's thing this moment because of the centre, gear 33 can't be rotated along with importing axle center 31 again, therefore body 10 is because of rotation that inertia generated, via drive link 14, gear train 15, filling density gear train 17 and reach input during 31 places, axle center, be to make 35 rotations of gear 32 driven gears, and gear 35 via the characteristic of unilateral bearing 351 (when being backward rotation be and the axle center sliding along idle running, be to block the axle center interlock during forward), drive output axle center 34 again, worm screw 37, worm gear 38 and upward granny rag wheel 20 rotations, only because of gear train 32,35 designs for deceleration, so the time on the rotating speed of granny rag wheel 20 slow down, so under the situation that the speed of drawing on the woven cloth quilt is slowed down, even remaining parallel is more closely braiding on warp, so can avoid the situation of sky latitude to generate, after waiting to finish wiring or changing the action of bobbin, even transmission device 12 continues start, and be off-position with the electromagnet 41 of seasonal control group 40, elastic force by spring 45 makes up start of power transmission shaft 43, make pearl body 47 compel to pull again in input axle center 31 peripheries, and make the input axle center 31 transmission, continuation passes on power to gear 36 by gear 33, gear 36 promptly drives output axle center 34, and make gear 35 specifically functional because of unilateral bearing 351, and be in situation about dallying along sliding with output axle center 34, so do not influence the running in output axle center 34, and recover the normal kind of drive.
In addition the first control group of the present utility model, the second control group also can be replaced by the structure of tool clutch for clutch control, as driving the ratchet group with electromagnetic valve, or as shown in Figure 9, control with pneumatic cylinder group 70, or replace electromagnetic clutch with mechanical clutch; And by global design of the present utility model, can make the rotating ratio between circular loom body and last granny rag wheel, when the line of parallel broken string or bobbin uses up, still Guaranteed at suitable rotating speed, and for make the granny rag wheel continue rotation in the mode of slowing down, parallel weaves in mode more closely, and avoids the situation of sky latitude to produce, and then promotes the quality of woven cloth; Be the design that drives the granny rag wheel with worm screw, worm gear by the output axle center in addition, make its transmission more accurate, when body stops fully, through design thus, also make the granny rag wheel also stop start thereupon, so can avoid the granny rag wheel to continue woven cloth is up drawn.
Claims (8)
1. circular loom broken string control device, be provided with drive link between the granny rag wheel on this circular loom body and the circular loom, between drive link and last granny rag wheel, be provided with gear train and filling density gear train, it is characterized in that: control device is arranged between filling density gear train and last granny rag wheel, it has an input axle center that is connected with drive link via aforementioned filling density gear train and aforesaid gears group, input axle center side is provided with one and is connected the output axle center of going up the granny rag wheel, be provided with two groups of gears in the heart than different driving gear set in the input axle center with output shaft, other imports the place, axle center and is provided with the control group that control is nested with gear thereon, is provided with unilateral bearing in the gear at place, output axle center.
2. according to the described circular loom broken string of claim 1 control device, it is characterized in that: this control group is established a power transmission shaft that is placed in the gear, and the power transmission shaft upper end is stepped, and has the arc edge, is provided with the pearl body between power transmission shaft and gear.
3. according to the described circular loom broken string of claim 2 control device, it is characterized in that: this control group is provided with the electromagnet of control power transmission shaft.
4. according to the described circular loom broken string of claim 2 control device, it is characterized in that: this control group is provided with the pneumatic cylinder of control power transmission shaft.
5. according to the described circular loom broken string of claim 1 control device, it is characterized in that: this control is organized in input gear bottom, lower end, axle center one clutch is set, and the control panel of clutch is fixedly arranged on power shaft in the heart, is provided with bearing between input axle center and lower end gear.
6. according to the described circular loom broken string of claim 5 control device, it is characterized in that: this clutch is an electromagnetic clutch.
7. according to the described circular loom broken string of claim 5 control device, it is characterized in that: this clutch is a mechanical clutch.
8. according to the described circular loom broken string of claim 1 control device, it is characterized in that: be connected with worm screw, worm gear between exporting the axle center and last granny rag being taken turns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95224194 CN2257556Y (en) | 1995-10-05 | 1995-10-05 | Circular knitting machine breakage controllor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95224194 CN2257556Y (en) | 1995-10-05 | 1995-10-05 | Circular knitting machine breakage controllor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95208442 Division CN2237645Y (en) | 1995-04-18 | 1995-04-18 | Breaked thread controller for circular loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2257556Y true CN2257556Y (en) | 1997-07-09 |
Family
ID=33871068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95224194 Expired - Lifetime CN2257556Y (en) | 1995-10-05 | 1995-10-05 | Circular knitting machine breakage controllor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2257556Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101910486B (en) * | 2007-12-06 | 2012-03-21 | Sipra专利发展合作股份有限公司 | Method and knitting machine for producing a knitted fabric from a non-twisted fiber material |
-
1995
- 1995-10-05 CN CN 95224194 patent/CN2257556Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101910486B (en) * | 2007-12-06 | 2012-03-21 | Sipra专利发展合作股份有限公司 | Method and knitting machine for producing a knitted fabric from a non-twisted fiber material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |