CN101613912B - Sewing machine and method for operating same - Google Patents
Sewing machine and method for operating same Download PDFInfo
- Publication number
- CN101613912B CN101613912B CN200910149196XA CN200910149196A CN101613912B CN 101613912 B CN101613912 B CN 101613912B CN 200910149196X A CN200910149196X A CN 200910149196XA CN 200910149196 A CN200910149196 A CN 200910149196A CN 101613912 B CN101613912 B CN 101613912B
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- depression bar
- fabric
- sewing machines
- servo motor
- pressure
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- 238000009958 sewing Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000004744 fabric Substances 0.000 claims abstract description 72
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 4
- 210000002683 foot Anatomy 0.000 description 8
- 230000035611 feeding Effects 0.000 description 4
- 230000003213 activating effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 239000011527 polyurethane coating Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/24—Feed-dog lifting and lowering devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention relates to a sewing machine (1), which includes a head (3) and at least one presser bar (18, 30). The presser bar (18, 30) includes a fabric end in vicinity to fabric and is connected at the fabric end with a pressurization device (14, 29) designed to interact with the fabric to be sewed. A machine end of the pressing bar (18, 30), which is positioned in vicinity to the head (3), interacts with a pressure generation device (20, 31) including a servo motor (21) and a transmission rod (22) which is mounted on a motor shaft (23) of the servo motor in an anti-twist manner and which is in pushing connection with the machine end of the pressing bar (18, 30) at a position particularly radially away from the motor shaft (23). In addition, the invention also relates to a method for operating the sewing machine. As a result, the sewing machine with enhanced operating flexibility and requiring less constructive endeavor is obtained.
Description
Technical field
The present invention relates to a kind of Sewing machines; This Sewing machines comprises head and at least one depression bar; This depression bar comprises near be positioned at the fabric to be sewed up fabric end and near the machine end that is positioned at the said head, at said fabric end place, depression bar be designed for being connected with the interactional device for exerting of fabric; At said machine end place, depression bar and Pressure generator interact.
Background technology
Known this Sewing machines from patent EP 1897984A2 and EP 1897985A2.
This Sewing machines it operating flexibility and/or construct and still need improve aspect their needed effort.
Summary of the invention
The objective of the invention is to improve the Sewing machines of the above-mentioned type,, guarantee less structure effort simultaneously so that improve its operating flexibility.
According to the present invention; Said purpose is realized by such Sewing machines: this Sewing machines has Pressure generator; This Pressure generator comprises servo motor and drive link; This drive link and is being connected with the machine end driving of depression bar at a distance of certain radial distance with motor drive shaft in case the mode of reversing is installed on the motor drive shaft of servo motor.
Have been found that according to the present invention, through servo motor particularly stepper motor and drive link to make at least one depression bar produce pressure be the simple unexpectedly optional structure that at least one depression bar, produces pressure flexibly.According to the present invention, the drive unit that the generation of the pressure at least one depression bar and stitching form device has nothing to do.This makes that at least one depression bar has the new actuating free degree in sewing operation.Usually, air motor also can be used as servo motor.
Entrainment device (entrainer) interacts with the machine end of said at least one depression bar so that make drive link also be connected with the machine end extending type of depression bar at a distance of certain radial distance with motor drive shaft.This entrainment device not only can produce the pressure that limits through servo motor at least one depression bar, and lifting with can making at least one depression bar constrained.This for example can be used for making at least one depression bar to adapt to various fabric thickness or at least one depression bar of lifting.If at least two depression bars interact with corresponding entrainment device, so also can realize the blocked operation of two depression bars.
Two depression bars are set then can realize the stitching of crooked linear slit through the adjusting of controlled slippage (slip) difference; Wherein each depression bar all has near fabric end and who is positioned at the fabric and is positioned near the machine end the head; At said fabric end place; Depression bar be designed for being connected with the interactional device for exerting of fabric, at said machine end place, depression bar and a Pressure generator interact.Also can realize the blocked operation of two device for exerting of two depression bars.
If two Pressure generators all be equipped with servo motor with drive link-this drive link in case the mode of reversing is installed on the motor drive shaft of servo motor and is being connected with the machine end driving of depression bar from the certain radial distance of motor drive shaft, then will make the operation of Sewing machines have the bigger free degree.Two drive links can interact with entrainment device, thereby make two device for exerting also can be lifted.
Said two Pressure generators are arranged such that part that machine end driving two drive links and depression bar is connected direct neighbor each other; Then can make two depression bar arranged adjacent, thereby part adjacent on two depression bars and the fabric is interacted and need not the effort of any bigger structure.
Can carry out the feeding of fabric and/or on fabric, combine extra width controllably with the fabric feeder belt of at least one depression bar interaction-interactional rotation is feasible with device for exerting-this device for exerting.
The CCU of Sewing machines makes that the formation of actuating and stitching of depression bar is synchronous, and this CCU is connected with at least one servo motor and Sewing machines drive unit signal so that control the motion that the stitching of Sewing machines forms device.Especially, can design depression bar flexibly with programmable Sports Series.Can activate said at least one Pressure generator according to the parameter that perhaps in sewing operation, records of programming in advance.
According to the present invention, the effective possibility of the cost of servo motor is the servo motor of stepper motor form.Can adopt the stepper motor of standard.Can make and produce the required torque of the pressure act at least one depression bar and the output torque of motor adapts through correspondingly rotating drive link.But, also can regulate required torque through correspondingly activating stepper motor.Can come the actuating of control step motor through program.
Can measure the thickness of the current fabric that is processed in the Sewing machines through the position sensor of servo motor, said position sensor is connected to be used to measure the current location of motor drive shaft with the control device signal.Then, can the numerical value that record be used to activate Sewing machines, especially for activating servo motor.
The drive link of multi-part transmission mechanism form makes can regulate torque in wide scope, this transmission mechanism is particularly including at least two hinged each other driving members.
Another object of the present invention provides the method for a kind of operation according to Sewing machines of the present invention.
According to the present invention, said purpose realizes through such method of operating, that is, in the stitching forming process, make depression bar act on pressure on the fabric with respect to being changed through the pressure curve that drive link acts on the setting on the depression bar by servo motor; In stitching (formation) process, the performed stroke of depression bar is changed with respect to the stroke curve of the setting that is passed to depression bar by stroke motor through drive link; And; In the stitching forming process; Make depression bar act on pressure on the fabric with respect to changing through the pressure curve that drive link acts on the setting on the depression bar by servo motor; In the stitching process, the stroke curve that makes the performed stroke of depression bar be passed to the setting of depression bar through drive link with respect to servo motor changes simultaneously, and straight line or the crooked linear slit pattern of being confirmed by the fabric feeder belt (pattern) depended in the variation of said pressure and stroke.These methods of operating can realize the improvement to fabric processing, and obtain high-quality stitched products.On the one hand, through making servo motor activate the position that at least one depression bar can be regulated device for exerting.On the other hand, for example also can regulate the elastic characteristic that device for exerting acts on the time course of the pressure on the fabric through activating depression bar.
Make depression bar act on pressure on the fabric therein and in the stitching forming process, act in the method for operating that the pressure curve of the setting on the depression bar changes through drive link about servo motor, the pressure that depression bar acts on the fabric changes in the stitching forming process.Form in absolute demand under the situation of stitching, just on fabric, exert pressure.This has reduced the load on the fabric, has quickened the process of making simultaneously.In addition, this helps in the process of making, rotating fabric, thereby has improved the processing of fabric.
According to the tension force that is acted on the pressure setting line on the fabric by at least one depression bar is the economic especially operation of making.Also can imagine according to set point adjustment given or that record and act on the pressure on the fabric by at least one depression bar.
The method that the stroke curve that wherein makes depression bar performed stroke in the stitching process be passed to the setting of depression bar through drive link with respect to stroke motor changes has corresponding advantages.
Stroke-one of them fabric feeder belt of setting variation according to the extra width that produces through the fabric feeder belt interacts with the fabric feeder belt that is designed to from the opposite side supporting fabrics, can in the process of making, make fabric form fold.
Confirm according to the speed of the arm axle of the tension force of given or the line that records or Sewing machines stroke method advantage with act on pressure on the fabric according at least one depression bar and confirm that the advantage of method of tension force of line is corresponding.
The pressure that depression bar is acted in the stitching forming process on the fabric changes through the pressure curve that drive link acts on the setting on the depression bar with respect to servo motor, make simultaneously depression bar performed stroke in the stitching process be passed to through drive link with respect to servo motor depression bar setting stroke curve variations-said pressure and stroke variation according to straight line of confirming by the fabric feeder belt or crooked linear slit pattern definite-method for example can confirm the linear slit pattern of bending.
Description of drawings
Describe embodiment of the present invention in detail through accompanying drawing below, in the accompanying drawings:
Fig. 1 is the perspective view of a Sewing machines part, and wherein the shell element of Sewing machines and parts are removed so that demonstrate interior details;
Fig. 2 is the view of the part of the Sewing machines among Fig. 1 by operator's viewed;
Fig. 3 is the view that Fig. 2 observes along direction III;
Fig. 4 is the view that Fig. 3 observes along direction IV;
Fig. 5 is the vertical view that Fig. 2 observes along direction V; And
Fig. 6 is the perspective view of two depression bars that comprises the Sewing machines of two Pressure generators among Fig. 1 to Fig. 5.
The specific embodiment
The arm axle that is not shown specifically among the figure is mounted in arm 2 and rotates so that the shank (not shown) with shank axis 6 is moved up and down.The CD-ROM drive motor that arm axle is installed in the arm 2 drives with the band drive unit, and CD-ROM drive motor is all not shown in the drawings with the band drive unit.Vertically be installed in shank in the arm 2 and can driven to do vertically by arm axle and crank driving device and move up and down, this crank driving device be also not shown.The lower end of said shank is provided with pin.Below shank, be equipped with and be used for the rotating shuttle that is driven in rotation at column 5.Fabric to be stitched together moves on the pinhole plate of the upside that forms column 5, and pin passes in the zone of said pinhole plate entering rotating shuttle.Said pin and rotating shuttle are that the stitching of Sewing machines 1 forms device.
Be provided with down feed dog unit (feed dog) 8 and last feed dog unit 9, to be used for along main direction 7 (referring to Fig. 3) the feeding fabric to be stitched together of making.Also can make the fabric edge make direction 7 opposite directions and move, thereby carry out reverse sewing operation especially with the master.
Following feed dog unit 8 has two adjacent bottom feeder belts 10,11, and this bottom feeder belt is designed with the cingulum that has of polyurethane coating.Said have cingulum also can be processed by elastomer.In the column 5 toothed belt wheel 12 arranged through being installed in, feeder belt 10,11 is driven by common driver device 12a, so as along make direction 7 with respect to needle plate with identical speeds.The drive unit 12a of said two bottom feeder belts 10,11 is for example shown in Fig. 1.Said drive unit 12a is a servo motor.
As shown in Figure 6 especially, drive link 22 is multi-part parts.First driving member 24 in case the mode of reversing be connected with motor drive shaft 23.The end of this driving member that radially extends 24 is hinged with second driving member 26 of drive link 22 through fastener 25.Second driving member 26 can pivot around the pivotal engagement part that is fixed in head 3 rigidly 27.An end relative of driving member 26 with fastener 25 with carry bolt (entrainer bolt) 28 secretly and be connected, this carries 28 machine ends that are fixed on first depression bar 18 of bolt secretly.Carry bolt 28 secretly and guarantee that not only driving is connected first depression bar 18 but also extending type connects with Pressure generator 20.Second presser feet 29 near frame interacts with the bottom feeder belt 11 shown on the left of Fig. 2 right side and Fig. 4 through the top feeder belt 13a that is associated, to be used for being arranged on the fabric between them along making direction 7 feedings.Through using the different independent toothed belt wheel that has of diameter can make feeder belt 13,13a have different speed in the position that toothed belt wheel 16 is arranged, these are independent has each that is assigned among top feeder belt 13, the 13a in the toothed belt wheel.The fabric end that second presser feet 29 forms near second depression bar 30 of arm 2 near fabric.The machine end and 31 plug-type connections of second Pressure generator near head 3 of second depression bar 30.Remaining of Pressure generator 31 arranges that basic layout with first Pressure generator 20 is symmetrical about symmetrical plane 32 mirror images shown in dotted lines in Figure 2.Therefore, below description only limits to the details that those are not the layouts of mirror image symmetry.Compare with the driving member 26 of first Pressure generator 20; The driving member 26 of second Pressure generator 31 is axially setovered towards the inside of head 3 with respect to motor drive shaft 23, thereby two driving members 26 that prevent Pressure generator 20,31 are interfered each other.Transmission of torque to the depression bar 18,30 that driving member 26 produces driving member 24.
18,30 and two machine ends of these two depression bars are direct neighbor each other.
The drive unit of two servo motors 21, belt drives servo motor 17 and the arm axle that is used for Sewing machines 1 of said two Pressure generators 20,31 is connected with CCU 33 (referring to Fig. 4) signal of Sewing machines 1 through corresponding signal connection device (not shown).Control device 33 also is connected with servo motor 12a signal.Position sensor 34 signals of schematically illustrated among control device 33 and Fig. 3, as to be used to estimate arm axle current location are connected.Control device 33 also with in the servo motor 21 that is integrated in Pressure generator 20,31 is connected with each position sensor signal of the current location that is used to estimate motor drive shaft 33.Control device 33 can be distinguished and activates two Pressure generators 20,31 individually.
When carrying bolt 28 secretly and activated by Pressure generator 20,31, the stroke motion of carrying bolt 28 secretly is directed being fixed on vertical orifice plate 35 of head 3.
When Sewing machines 1 operation, synchronous feeder belt 10,11 and 13,13a provides along the fabric feed motion of making direction 7.Two Pressure generators 20,31 make on the one hand can be between feeder belt 10 and 13, can set slippage on the other hand between feeder belt 11 and 13a.According between feeder belt 10 and 13 and the relative slippage between feeder belt 11 and the 13a, can be to increasing certain curvature along the feed motion that make direction 7, the linear slit of the bending that allows thus on the fabric plane, to make, wherein bending radius depends on the slippage ratio.When needed, can through with 10 with respect to 13 belt speed than setting fold to a certain degree or curling.
According to feeder belt 10, between 13 and the thickness of the fabric between the feeder belt 11,13a; The corresponding turned position of motor drive shaft 23 is produced by the given pressure that Pressure generator 20,31 acts on the depression bar 18,30; In other words; Given torque by servo motor 21 produces, and said turned position can be detected by the integrated position sensor of servo motor 21.Thereby, the feasible current thickness that can measure fabric of position sensor.Based on the thickness that records, control device 33 can be confirmed the tension force of stitch length for example or feed speed or line.
In the forming process of stitching; Thereby control device 33 can also be controlled the variation that depression bar 18,30 is applied to the pressure on the fabric by controlled pressure generation device 20,31, and said pressure can be with respect to being changed through the pressure curve that drive link 22 acts on the setting on the depression bar 18,30 by servo motor 21.Especially, in the stitching forming process, can regulate the pressure of presser feet changeably through said two depression bars 18,30.Move owing to servo motor 21 is independent of the arm axle drive unit, thus the pressure curve of this setting can but be not to carry out synchronously with the formation of stitching.For example, can use different settings pressure curve pressure or for the stroke motion of depression bar 18,30 even can use the pressure of different pressure and curve movement to form stitching at interval.
But the individually actuating of two servo motors 21 makes two depression bars, 18,30 alternate runs.
Can also make said two presser feets 14,29 to be lifted by carrying the pulling force that bolt 28 acts on the depression bar 18,30 secretly.
Corresponding setting through control device 33 can the stroke height of quick adjustment depression bar 18,30 in sewing operation.
Claims (17)
1. a Sewing machines (1) comprising:
-head (30);
-at least one depression bar (18,30), said at least one depression bar comprises:
--be positioned near the fabric end the fabric to be sewed up, at said fabric end place, depression bar (18,30) links to each other with being designed for the interactional device for exerting of fabric (14,29);
--be positioned near the machine end of head (3), at said machine end place, depression bar (18,30) interacts with Pressure generator (20,31),
It is characterized in that said Pressure generator (20,31) comprising:
-servo motor (21);
-drive link (22), this drive link (22) and connects at the machine end driving that is separating position and the depression bar (18,30) of certain radial distance with motor drive shaft (23) in case the mode of reversing is installed on the motor drive shaft (23) of servo motor (21).
2. Sewing machines according to claim 1; It is characterized in that; Said at least one depression bar (18; 30) machine end and entrainment device (28) interact, and make drive link (22) also separate the position of certain radial distance and the machine end extending type connection of said depression bar (18,30) with said motor drive shaft (23).
3. Sewing machines according to claim 1 is characterized in that, is provided with two depression bars (18,30), and each depression bar includes:
Near-one fabric end that is positioned at the fabric, at said fabric end place, said depression bar (18,30) be designed for linking to each other with the interactional device for exerting of fabric (14,29);
Near-one machine end that is positioned at the head (3), at said machine end place, said depression bar (18,30) interacts with a Pressure generator (20,31).
4. Sewing machines according to claim 3 is characterized in that, the Pressure generator that is used for each depression bar all comprises:
-servo motor (21);
-drive link (22), this drive link and connects at the machine end driving that is separating position and the depression bar (18,30) of certain radial distance with motor drive shaft (23) in case the mode of reversing is installed on the motor drive shaft (23) of servo motor (21).
5. Sewing machines according to claim 3; It is characterized in that; The Pressure generator (20 that is used for these two depression bars; 31) be arranged such that part that said machine end driving drive link (22) and corresponding depression bar (18,30) that is used for the Pressure generator of two depression bars connects direct neighbor each other.
6. Sewing machines according to claim 1 is characterized in that, with the interactional device for exerting of said at least one depression bar (18,30) (14,29) and the fabric feeder belt that rotates (13,13a) interact.
7. Sewing machines according to claim 1; It is characterized in that; At least one servo motor (21) is connected with CCU (33) signal of Sewing machines (1); Said CCU (33) then is connected with the drive unit signal of Sewing machines, forms the motion of device with the stitching of control Sewing machines.
8. Sewing machines according to claim 1 is characterized in that, said servo motor (21) is a stepper motor.
9. Sewing machines according to claim 7 is characterized in that, said CCU (33) is connected with the position sensor signal of the servo motor (21) of the current location that is used to estimate motor drive shaft (23).
10. Sewing machines according to claim 1 is characterized in that, said drive link (22) is designed to the multi-part transmission mechanism.
11. Sewing machines according to claim 10 is characterized in that, said drive link comprises at least two hinged each other driving members (24,26).
12. operation is according to the method for the described Sewing machines of one of claim 1 to 11; It is characterized in that; In the stitching forming process, the pressure that depression bar (18,30) is acted on the fabric changes with respect to the pressure curve set; The pressure curve of this setting is to be acted on the depression bar (18,30) through drive link (22) by servo motor (21).
13. method according to claim 12 is characterized in that, confirms the tension force of line according to acted on pressure on the fabric by said at least one depression bar (18,30).
14. operation is according to the method for the described Sewing machines of one of claim 1 to 11; It is characterized in that; In the stitching forming process, make of the stroke curve variation of the stroke of depression bar (18,30) with respect to a setting; The stroke curve of this setting is to be passed to depression bar (18,30) by stroke motor (21) through drive link (22).
15. method according to claim 14, wherein Sewing machines is a Sewing machines according to claim 6, it is characterized in that; Said fabric feeder belt (13,13a) interact with the fabric feeder belt (10,11) that is designed to from the opposite side supporting fabrics; According to fabric feeder belt (10,13; 11, the extra fabric width that 13a) produces is confirmed said stroke changeably.
16. method according to claim 14 is characterized in that, confirms stroke according to the speed of the arm axle of the tension force of given and line that record or Sewing machines (1).
17. operate the method for Sewing machines according to claim 4, fabric feeder belt wherein this Sewing machines and interactional device for exerting of said at least one depression bar and rotation interacts, it is characterized in that,
-in the stitching forming process, the pressure that depression bar (18,30) is acted on the fabric changes with respect to the pressure curve set, and the pressure curve of this setting is to be acted on the depression bar (18,30) through drive link (22) by servo motor (21); And
-depression bar (18,30) performed stroke in the stitching forming process is changed with respect to the stroke curve set, the stroke curve of this setting is to be passed to depression bar (18,30) by servo motor (21) through drive link (22);
-basis is by fabric feeder belt (10,11; 13,13a) definite straight or crooked linear slit pattern is confirmed the variation of said pressure and stroke.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008030797.1 | 2008-06-28 | ||
| DE102008030797A DE102008030797A1 (en) | 2008-06-28 | 2008-06-28 | Sewing machine and method for operating such a sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101613912A CN101613912A (en) | 2009-12-30 |
| CN101613912B true CN101613912B (en) | 2012-11-21 |
Family
ID=41105232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910149196XA Active CN101613912B (en) | 2008-06-28 | 2009-06-26 | Sewing machine and method for operating same |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2138620B1 (en) |
| JP (1) | JP5286172B2 (en) |
| KR (1) | KR101532097B1 (en) |
| CN (1) | CN101613912B (en) |
| DE (1) | DE102008030797A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953244B (en) * | 2012-11-06 | 2015-06-17 | 贺欣机械厂股份有限公司 | Method and device for controlling synchronous operating of sewing equipment stitching and feeding motors |
| CN103668798A (en) * | 2013-12-19 | 2014-03-26 | 吴江市菀坪宝得利缝制设备机械厂 | Vertical feeding mechanism of sewing machine |
| DE102014213457A1 (en) | 2014-07-10 | 2016-01-14 | Dürkopp Adler AG | Method for processing a sewing program for sewing sewing material and the sewing machine therefor |
| CN105316876A (en) * | 2014-09-02 | 2016-02-10 | 保定泽泰服装机械制造有限公司 | A synchronous belt cloth feeding mechanism of a sewing machine |
| CN105063899B (en) * | 2015-08-04 | 2018-01-30 | 江苏天淼软件开发有限公司 | A kind of cloth-rolling device on braid automatic sewing machine |
| CN107488942B (en) * | 2016-06-10 | 2022-01-07 | Juki株式会社 | Flat-seam sewing machine |
| CN105887348B (en) * | 2016-06-23 | 2018-07-31 | 钟治超 | A kind of sewing machine feeding mechanism |
| DE102016011557A1 (en) * | 2016-09-26 | 2018-03-29 | Pfaff Industriesysteme Und Maschinen Gmbh | Sewing machine with a puller device |
| CN107099940B (en) * | 2017-05-25 | 2020-03-06 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN107099941B (en) * | 2017-05-25 | 2020-04-17 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN111379083A (en) * | 2018-12-30 | 2020-07-07 | 浙江中捷缝纫科技有限公司 | Presser foot lifting device, sewing machine and control method of presser foot lifting device |
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- 2008-06-28 DE DE102008030797A patent/DE102008030797A1/en not_active Withdrawn
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- 2009-05-28 EP EP20090007123 patent/EP2138620B1/en active Active
- 2009-06-24 JP JP2009149852A patent/JP5286172B2/en active Active
- 2009-06-24 KR KR1020090056429A patent/KR101532097B1/en active IP Right Grant
- 2009-06-26 CN CN200910149196XA patent/CN101613912B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN101613912A (en) | 2009-12-30 |
| JP2010005403A (en) | 2010-01-14 |
| EP2138620B1 (en) | 2012-05-16 |
| EP2138620A1 (en) | 2009-12-30 |
| KR20100002168A (en) | 2010-01-06 |
| JP5286172B2 (en) | 2013-09-11 |
| DE102008030797A1 (en) | 2009-12-31 |
| KR101532097B1 (en) | 2015-06-26 |
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