CN102019907B - Steering shaft lock - Google Patents
Steering shaft lock Download PDFInfo
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- CN102019907B CN102019907B CN2009101903156A CN200910190315A CN102019907B CN 102019907 B CN102019907 B CN 102019907B CN 2009101903156 A CN2009101903156 A CN 2009101903156A CN 200910190315 A CN200910190315 A CN 200910190315A CN 102019907 B CN102019907 B CN 102019907B
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- steering shaft
- lock
- guide channel
- locking
- gear
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Abstract
A steering shaft lock comprises a lock body, an end cover, a drive source, a worm and a gear assembly, wherein one end of the lock body is provided with an opening and the end cover covers the opening of the lock body; the drive source is installed on the end cover; the worm is installed on a drive shaft of the drive source and can rotate along the drive shaft; and the gear assembly is supported on the end cover in a rotatable manner and is meshed with the worm. The steering shaft lock also comprises a lock rod and a transfer mechanism, wherein the transfer mechanism transfers the power of the drive source to the lock rod; the lock body is provided with a locking hole; the lock rod is limited in the locking hole and can reciprocate in a straight line between the position of locking and the position of unlocking; a lock cavity is also provided with a support structure which is a frame structure extending from the periphery of the locking hole on the lock body to the opening; the support structure is provided with a first guide channel which is over against and communicated with the locking hole; and the lock rod is limited and supported in the first guide channel and can reciprocate in a straight line between the position of locking and the position of unlocking.
Description
Technical field
The invention belongs to a kind of annex of vehicle, relate more specifically to a kind of steering shaft lock.
Background technology
On automobile, steering shaft lock is used for the locking steering shaft.Steering shaft by locking after, automobile can not turn to, even there is the people illegally to start automobile into the car, but since automobile can not turn to, can not automobile be driven away, so steering shaft lock has played theft-proof effect.
Present steering shaft lock generally all is electrically operated, promptly by the motor-driven transmission device, locking bar on the steering shaft lock is stretched out and hang with steering shaft and close, and realizes the locking of steering shaft; Perhaps, realize the release of steering shaft from the steering shaft withdrawal.Like a kind of steering shaft lock in the prior art; Comprise lock body, drive division (motor), S. A., lock dog, locking bar; Said S. A. utilizes the rotary driving force of above-mentioned drive division to be rotated through gear assembly, and said lock dog is through combining with above-mentioned S. A. screw thread and rotate, and on axial direction, moves; Said locking bar moves through lock dog, and between the lockset position of coupler of latched position that steering shaft is locked and releasing locking, moves.Above-mentioned steering shaft lock can be realized the locking of steering shaft and the operation of releasing locking by failure-free; But in the prior art; Utilize motor and make gear assembly when rotation through worm gear; Gear assembly can take place certain to rotate axial axial offset along it, make gear assembly or and the associated components that is connected of gear assembly and lock body or other relevant connection parts between produce collision and unusual noise take place, simultaneously; This skew between gear assembly and the worm gear has aggravated the wearing and tearing between gear assembly and the worm gear.
Summary of the invention
The present invention be for the phenomenon of axial offset can take place in the gear assembly on the S. A. that solves above-mentioned steering shaft lock and exist, and provides a kind of and can make the gear assembly location and axial offset, steering shaft lock simple in structure do not take place.
A kind of steering shaft lock provided by the invention comprises: lock body, end cap, drive source, worm screw and gear assembly, said lock body have the lock chamber of an end opening, and said end cap covers the opening of described lock body; Said drive source is arranged on the said end cap, and said worm screw is installed on the drive source drives axle and can be with drive shaft turns, said gear assembly be supported in rotationally end cap and and worm mesh; Said drive source, worm screw and gear assembly all are contained in the said lock chamber; Said steering shaft lock also comprises and combining with steering shaft and to steering shaft locking or the locking bar and the transmission mechanism that unlock, said transmission mechanism combine with the gear assembly screw thread and with the transmission of power of above-mentioned drive source to locking bar; Also be provided with a locking hole on the said lock body, said locking bar can be made linear reciprocation and be limited in movably in the said locking hole between the position of locking and releasing locking; Wherein, said steering shaft lock also comprises and holding down assembly, said hold down assembly to be arranged on said second installation portion and to contact the said gear assembly of restriction with said gear assembly move along its axial direction.
The invention has the beneficial effects as follows: this steering shaft lock comprises and holding down assembly; Make said hold down assembly to be arranged on said second installation portion and to contact the said gear assembly of restriction with said gear assembly move along its axial direction; Make between gear assembly and the worm screw can occurrence positions on skew, avoided the wearing and tearing between gear assembly and the worm gear; Simultaneously, axial offset can not take place in gear assembly on its axial direction, has avoided gear assembly or the associated components that is connected with gear assembly collides with lock body or the generation of other relevant connection parts and the phenomenon of unusual noise takes place yet.
Description of drawings
Fig. 1 is the exploded perspective view of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 2 is the structural representation of lock body of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 3 is the structural representation of lock body of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 4 is the structural representation of end cap of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 5 is the part-structure scheme drawing of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 6 is the structural representation of locking bar of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 7 be a kind of steering shaft lock of the present invention a kind of embodiment the structural representation of thread rod;
Fig. 8 is the structural representation of rotary gear shaft of a kind of embodiment of a kind of steering shaft lock of the present invention;
Fig. 9 is the structural representation that the location of a kind of embodiment of a kind of steering shaft lock of the present invention is covered;
Figure 10 is the cross-sectional schematic of a kind of embodiment of a kind of steering shaft lock of the present invention.
The specific embodiment
Clearer for technical matters, technical scheme and beneficial effect that the present invention is solved, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In addition, need to prove, employed term and only be description of the invention for ease in description of the invention about the noun of position relation, and can not be interpreted as limitation of the present invention.
As one embodiment of the present invention, like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 10, a kind of steering shaft lock comprises: lock body 1, end cap 2, drive source 3, worm screw 4, gear assembly; Said lock body 1 comprises the lock chamber 101 of an end opening, is formed with first installation portion 201 and second installation portion 202 on the surface of said end cap 2, and this surface is towards said lock chamber 101 and cover the opening of described lock body 1; Said drive source 3 is installed on first installation portion 201, and said worm screw 4 is installed on the axle drive shaft of drive source 3 and can rotates synchronously with axle drive shaft, said gear assembly be supported on rotationally on second installation portion 202 and with worm screw 4 engagements; Said drive source 3, worm screw 4 and gear assembly all are contained in the said lock chamber 101; Said steering shaft lock also comprises and combining with steering shaft and to steering shaft locking or the locking bar 5 and the transmission mechanism that unlock, said transmission mechanism combine with the gear assembly screw thread and with the transmission of power of above-mentioned drive source 3 to locking bar 5; Also be provided with a locking hole 102 on the said lock body 1, said locking bar 5 can be made linear reciprocation and be limited in movably in the said locking hole 102 between latched position and the position that unlocks, the effect that described locking hole 102 plays guiding and supports with locking bar 5; Wherein, said steering shaft lock also comprises and holding down assembly, said hold down assembly to be arranged on contact the said gear assembly of restriction on said second installation portion 202 and with said gear assembly and move along its axial direction.
Like Fig. 7 and shown in Figure 8, said transmission mechanism comprises thread rod 6, and said thread rod 6 one ends are provided with outside thread or negative thread, and the other end is provided with a bearing pin 7, and said thread rod 6 is connected with locking bar 5 through this bearing pin 7; Said gear assembly comprises a gear 8 and the rotary gear shaft 9 that supports said gear 8; This rotary gear shaft 9 has negative thread or outside thread; And install to drive said thread rod 6 with the outside thread of above-mentioned thread rod 6 or screw-internal thread fit, said thread rod 6 moves back and forth on its axis direction of the restriction lower edge of locking bar 5.Embodiment of the present invention, said thread rod 6 adopts outside thread, and said rotary gear shaft 9 is set to negative thread; Described drive source 3 is a motor.Because gear assembly directly combines with thread rod 6 screw threads; And thread rod 6 is through the restriction of the locking bar 5 that can only in locking hole, move as linear reciprocation; Directly transform rotatablely moving between gear assembly and the thread rod 6 for the answer along on its axis direction of thread rod 6 and move, and then drive locking bar 5, realize the locking of steering shaft lock and remove the operation of locking the moving back and forth of locking hole 102; So that integral structure is simple, and it is more simple easy that process and assemble becomes.
As a kind of preferred implementation, please consult Fig. 4 in the lump, said rotary gear shaft 9 one ends are supported in the gear rotation axis hole 2023 of said second installation portion 202, and the other end is provided with negative thread.Said gear 8 is preferably helical wheel.Equally, said gear 8 can be integrated with rotary gear shaft 9, also can be through combine and assemble together, and in this preferred implementation, gear 8 and rotary gear shaft 9 are in the same place through combine and assemble.
As shown in Figures 2 and 3; As a kind of preferred implementation; Also has supporting construction 13 in the said lock chamber 101; The framed structure that said supporting construction 13 extends to form to said opening direction for locking hole 102 peripheries on said lock body 1; Said supporting construction 13 has first guide channel 133, said first guide channel 133 and said locking hole 102 over against and be communicated with, said locking bar 5 can be made linear reciprocation and limit movably and be supported in said first guide channel 133 between locking or the position that unlocks.Since the lock body 1 of this steering shaft lock be provided with one have first guiding logical 133 supporting construction 13; Said locking bar 5 can be moved as linear reciprocation between the position that locks or unlock; And do not need the close-fitting structure of complex design between lock dog, locking bar and the lock body three in the prior art, realized that simple in structure, process and assemble of the present invention is easy to advantage.
As shown in Figure 9, as a kind of preferred implementation, said holding down assembly comprises that the location cover 16, and said location is covered 16 and is installed on said second installation portion 202 and with the rotary gear shaft 9 of gear assembly and contacts.Said rotary gear shaft 9 have protrude in gear 8 cover the brace table 90 of 16 facing surfaces with the location, described location lid 16 and said gear 8 facing surfaces have and said brace table 90 contacted contact surfaces 161.The contact surface 161 of said location lid 16 is circular, and said brace table 90 rotatably contacts with respect to said contact surface 161.Described contact form can contact for line, also can contact for face; Described brace table 90 is at least three; Be uniformly distributed in the outside face of said rotary gear shaft 9; Why described contact surface 161 is circular, is to contact for brace table 90 also can be remained with contact surface 161 when rotated, axial offset can not take place to cause gear assembly.In this embodiment, said brace table 90 is three, and described draw-in groove 160 also is three.Said brace table 90 has certain tapering, thus with contact surface 161 between form line and contact.
The center of the contact wall 161 of said location lid 16 has the through hole 162 that the said rotary gear shaft 9 of a confession passes, and helps the installation of steering shaft lock.Said second installation portion, 202 peripheries have at interval or the card platform 2020 of two protrusions that uniformly-spaced are provided with at least, and said location lid 16 is provided with the draw-in groove 160 that closely engages with said card platform 2020.In addition; Said holding down assembly also comprises second spring 17; Said second spring 17 is set on said rotary gear shaft 9 and the thread rod 6; And the one of which end is replaced said location lid 16, and the other end is replaced said supporting construction 13, and 17 pairs of said location of said second spring lid 16 applies an application force towards said second installation portion, 202 directions.
Like Fig. 5 and shown in Figure 6; As a kind of preferred implementation; Said transmission mechanism also comprises pilot bar 10; An end that is provided with bearing pin 7 of said thread rod 6 is captiveed joint with pilot bar 10, and said bearing pin 7 laterally runs through said pilot bar 10 and said pilot bar 10 is stretched out at its two ends, and is connected with said locking bar 5.Said locking bar 5 one ends have two wall extensions 502 that extend out from locking bar body 501 two sides; All have the waist shaped hole 503 that is provided with along said locking bar 5 sense of motions on said two wall extensions 502, said pilot bar 10 cooperates between the wall extension 502 that is connected in locking bar 5 movably with waist shaped hole 503 through bearing pin 7.
Said transmission mechanism also comprises first spring 14, and said locking bar body 501 rear ends that are positioned at are provided with a spring eye 504, and said first spring, 14 1 ends are replaced on said thread rod 6, and the other end inserts and replaces in above-mentioned spring eye 504.14 pairs of locking bars 5 of said first spring apply one all the time and push locking bar to away from said thread rod 6 directions application force.
In addition, said supporting construction 13 comprises four sidewalls, can be defined as upper wall 137, diapire 138 and two vertical walls 139 respectively.Have second guide channel 131 that can also be provided with along said locking bar 5 sense of motions on one sidewall of said supporting construction (being diapire 138), said second guide channel 131 from said locking hole 102 to the end that extends to this diapire 138 away from locking hole 102 directions; Be formed with second step portion 134 between the leading portion portion 1300 of said first guide channel 133 and said second guide channel 131, this second step portion supports said locking bar 5.
And the side (i.e. the top of first guide channel 133) that said supporting construction 13 first guide channels 133 leading portion portions 1300 deviate from second guide channel 131 also is provided with the 3rd guide channel 135, is formed with protruding 132 on the two vertical walls 139 between the leading portion portion 1300 of said the 3rd guide channel 135 and first guide channel 133 respectively.Said second step portion 134 and said protruding 132 in the vertical directions limit described locking bar 5, and locking bar 5 can not shaken in first guide channel 133.Be interconnected between said first guide channel 133, second guide channel 131 and the 3rd guide channel 135, said pilot bar 10 can be contained in wherein movably.One end of said pilot bar 10 passes above-mentioned second guide channel 131; The other end that cooperates with second guide channel 131 of said pilot bar 10 is provided with guide wall 100, and said guide wall 100 is mounted slidably in said the 3rd guide channel 135.Being provided with of said the 3rd guide channel 135 can be carried out spacing and guiding to guide wall 100 on vertical direction and horizontal direction; Make said guide wall 100 that reciprocal moving can only take place on the sense of motion of said locking bar 5; And then make said pilot bar 10 that reciprocal moving can only take place on the sense of motion of said locking bar 5; And then more a step ground limit locking bar 5 can only moving linearly, and can not shake.
As shown in Figure 1; Said steering shaft lock also includes and is installed in the said lock chamber 101 and the said circuit board box 11 that offers the diapire 138 corresponding settings of first passage 131; On the said circuit board box 11 circuit card 12 is installed; And have first guide groove 111 with the 131 corresponding settings of said second guide channel on the said circuit board box 11, the end of an end that passes said second guide channel 131 of said pilot bar 10 is stretched in said first guide groove 111 movably.Described drive source 3 is electrically connected with the circuit card 12 of circuit board box 11.An end that cooperates with first guide groove 111 of said pilot bar 10 is equipped with the magnet 15 that is used to detect pilot bar 10 positions.The setting of the second above-mentioned guide channel 131 is to abdicate a passage for an end of being equipped with magnet 15 for said pilot bar 10; It can be stretched in first guide groove 111 of described circuit board box 11 through this second guide channel 131, be used to detect the current location of pilot bar 10.
End with negative thread of said rotary gear shaft 9, thread rod 6 and second spring 17 can be contained in the back segment portion 1301 away from said locking hole 102 of said supporting construction 13, and said second spring, 17 1 ends are replaced described first step portion 1302.Described holding down assembly can be carried out spacing to said gear assembly more effectively.
As a kind of preferred implementation; The end that the rotary gear shaft 9 of said gear assembly is positioned at gear rotation axis hole 2023 is a hollow; Described holding down assembly comprises a magnetic part; Said magnetic part is fixed in the inner chamber that is supported in hollow one end in the gear rotation axis hole 2023 of said rotary gear shaft 9, and said magnetic part adsorbs with the wall of said gear rotation axis hole 2023 mutually.Through being fixed on the magnetic part on the rotary gear shaft, can make rotary gear shaft 9 one ends of said gear assembly be positioned at gear rotation axis hole 2023 all the time when rotated, and can not break away from, and because magnetic action, axial offset can not take place in gear assembly yet.In this embodiment, said magnetic part can be magnet, and the wall of gear rotation axis hole 2023 is for magnet adsorbing metal to take place, like iron.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. steering shaft lock, comprising: lock body, end cap, drive source, worm screw and gear assembly, said lock body have the lock chamber of an end opening, and said end cap covers the opening of described lock body; Said end cap is provided with first installation portion and second installation portion towards a side in lock chamber; Said drive source is installed on first installation portion; Said worm screw is installed on the drive source drives axle and can be with drive shaft turns, said gear assembly be supported in rotationally end cap second installation portion and and worm mesh; Said drive source, worm screw and gear assembly all are contained in the said lock chamber;
Said steering shaft lock also comprises and combining with steering shaft and to steering shaft locking or the locking bar and the transmission mechanism that unlock, said transmission mechanism combine with the gear assembly screw thread and with the transmission of power of above-mentioned drive source to locking bar; Also be provided with a locking hole on the said lock body, said locking bar can be made linear reciprocation and be limited in movably in the said locking hole between the position of locking and releasing locking;
It is characterized in that: said steering shaft lock also comprises and holding down assembly, said hold down assembly to be arranged on said second installation portion and to contact the said gear assembly of restriction with said gear assembly move along its axial direction;
Said steering shaft lock also comprises supporting construction; Said supporting construction is arranged in the lock chamber; Have second guide channel that is provided with along said locking bar sense of motion on one sidewall of said supporting construction, said second guide channel from said locking hole to the end that extends to this sidewall away from the locking hole direction;
Said steering shaft lock also includes the circuit board box that is installed in the said lock chamber, has on the said circuit board box and corresponding first guide groove of said second guide channel; Said transmission mechanism also comprises pilot bar, and the end of an end that passes said second guide channel of said pilot bar is stretched in said first guide groove movably.
2. steering shaft lock as claimed in claim 1 is characterized in that: said transmission mechanism comprises thread rod, and said thread rod one end is provided with outside thread or negative thread, and the other end is provided with a bearing pin, and said thread rod is connected with locking bar through this bearing pin.
3. steering shaft lock as claimed in claim 2; It is characterized in that; An end that is provided with bearing pin of said thread rod is captiveed joint with pilot bar; Said bearing pin laterally runs through said pilot bar and is connected with said locking bar, and said pilot bar and locking bar are contained in the said supporting construction along the sense of motion of locking bar movably.
4. steering shaft lock as claimed in claim 3; It is characterized in that: said gear assembly comprises a gear and the rotary gear shaft that supports said gear; Said second installation portion is provided with a gear rotation axis hole; Said rotary gear shaft one end is supported in the gear rotation axis hole of said second installation portion; The other end is provided with negative thread or outside thread, and the outside thread of this rotary gear shaft and above-mentioned thread rod or screw-internal thread fit are installed to drive said thread rod, and said thread rod moves as linear reciprocation on its axis direction of the restriction lower edge of locking bar.
5. steering shaft lock as claimed in claim 4 is characterized in that: said holding down assembly comprises the location lid, and said location lid is installed on said second installation portion and with the rotary gear shaft of gear assembly and contacts.
6. steering shaft lock as claimed in claim 5 is characterized in that: said rotary gear shaft have protrude in gear cover the brace table of facing surfaces with the location, described location lid and said gear facing surfaces have and the contacted contact surface of said brace table.
7. steering shaft lock as claimed in claim 6 is characterized in that: the contact surface of said location lid is circular, and said brace table rotatably contacts with respect to said contact surface.
8. steering shaft lock as claimed in claim 7 is characterized in that: the center of the contact surface of said location lid has the through hole that the said rotary gear shaft of a confession passes.
9. steering shaft lock as claimed in claim 8 is characterized in that: the said second installation portion periphery has the Ka Tai of at least two protrusions that are provided with at interval, and said location covers and is provided with the draw-in groove that closely engages with said Ka Tai.
10. steering shaft lock as claimed in claim 7; It is characterized in that: the framed structure that said supporting construction extends to form to said opening direction for the locking hole periphery on said lock body; Said supporting construction has first guide channel; Said first guide channel and said locking hole over against and be communicated with, said locking bar is in locking and remove and can make linear reciprocation between the position of locking and limit movably and be supported in said first guide channel.
11. steering shaft lock as claimed in claim 10 is characterized in that: said holding down assembly also comprises second spring, and said second spring housing is located on said rotary gear shaft and the thread rod, and the one of which end replaces said location lid, and the other end is replaced said supporting construction.
12. steering shaft lock as claimed in claim 4; It is characterized in that: a end that said rotary gear shaft is positioned at the gear rotation axis hole is a hollow; Described holding down assembly comprises a magnetic part; Said magnetic part is fixed in being supported in hollow one end in the gear rotation axis hole of said rotary gear shaft, and said magnetic part adsorbs with said rotary gear shaft hole wall mutually.
13. steering shaft lock as claimed in claim 10; It is characterized in that: said first guide channel has near the leading portion portion of said locking hole with away from the back segment portion of said locking hole, and said locking bar can be done the leading portion portion that linear reciprocation limited and be supported on said first guide channel movably.
14. steering shaft lock as claimed in claim 13 is characterized in that: the side that the said supporting construction first guide channel leading portion portion deviates from second guide channel also is provided with the 3rd guide channel; Be interconnected between said first guide channel, second guide channel and the 3rd guide channel.
15. steering shaft lock as claimed in claim 14 is characterized in that: an end of said pilot bar passes above-mentioned second guide channel; The other end that cooperates with second guide channel of said pilot bar is provided with guide wall, and said guide wall is mounted slidably in said the 3rd guide channel.
16. steering shaft lock as claimed in claim 4 is characterized in that: said gear is a helical wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101903156A CN102019907B (en) | 2009-09-16 | 2009-09-16 | Steering shaft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101903156A CN102019907B (en) | 2009-09-16 | 2009-09-16 | Steering shaft lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102019907A CN102019907A (en) | 2011-04-20 |
| CN102019907B true CN102019907B (en) | 2012-12-12 |
Family
ID=43861803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101903156A Active CN102019907B (en) | 2009-09-16 | 2009-09-16 | Steering shaft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102019907B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0764566A1 (en) * | 1995-09-21 | 1997-03-26 | Valeo Securite Habitacle | Electrically driven vehicle steering lock |
| EP1029755A2 (en) * | 1999-02-15 | 2000-08-23 | Valeo GmbH & Co. Sicherheitssysteme | Arrangement for electrically locking the steering shaft of a steering device |
| CN1727229A (en) * | 2004-07-29 | 2006-02-01 | 株式会社东海理化电机制作所 | Steering lock |
| CN101234629A (en) * | 2007-01-30 | 2008-08-06 | 株式会社东海理化电机制作所 | Electric steering lock device and assembling method |
-
2009
- 2009-09-16 CN CN2009101903156A patent/CN102019907B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0764566A1 (en) * | 1995-09-21 | 1997-03-26 | Valeo Securite Habitacle | Electrically driven vehicle steering lock |
| EP1029755A2 (en) * | 1999-02-15 | 2000-08-23 | Valeo GmbH & Co. Sicherheitssysteme | Arrangement for electrically locking the steering shaft of a steering device |
| CN1727229A (en) * | 2004-07-29 | 2006-02-01 | 株式会社东海理化电机制作所 | Steering lock |
| CN101234629A (en) * | 2007-01-30 | 2008-08-06 | 株式会社东海理化电机制作所 | Electric steering lock device and assembling method |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2002-283964A 2002.10.03 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102019907A (en) | 2011-04-20 |
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