CN203056754U - Actuator and quick release mechanism thereof - Google Patents
Actuator and quick release mechanism thereof Download PDFInfo
- Publication number
- CN203056754U CN203056754U CN 201320008751 CN201320008751U CN203056754U CN 203056754 U CN203056754 U CN 203056754U CN 201320008751 CN201320008751 CN 201320008751 CN 201320008751 U CN201320008751 U CN 201320008751U CN 203056754 U CN203056754 U CN 203056754U
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- CN
- China
- Prior art keywords
- sleeve
- quick release
- release mechanism
- ring
- electronic cylinder
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- Expired - Lifetime
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Abstract
The utility model provides an actuator and a quick release mechanism thereof. The quick release mechanism comprises a rotating seat, a interlocking ring, a bearing, a sleeve and a clutch component, wherein the rotating seat is provided with a shaft lever; the interlocking ring rotates along the shaft lever, and is provided with locking grooves; the bearing is sleeved on the shaft lever; the sleeve is sleeved on the shaft lever and the bearing, the rotating seat can rotate relative to the sleeve, and the sleeve is provided with chain grooves which can be communicated with the locking grooves; and the clutch component is sleeved corresponding to the sleeve and the bearing, the clutch component is convexly provided with convex keys which are slidingly connected in the locking grooves and the chain grooves, and the sleeve and the rotating seat can be selected to be in mutual linkage or separated linkage through the axial movement of the clutch component. Therefore, the actuator has the advantage of fast restoration.
Description
Technical field
The utility model relates to a kind of electronic cylinder, particularly relates to a kind of electronic cylinder and quick release mechanism thereof.
Background technology
Aspects such as that electronic cylinder (Actuator) is applied to is electric hospital bed, treadmill, wheelchair with the adjustment conversion as position height or elevation angle size, have been suitable common and general purposes.
The conventional electric cylinder, it comprises an outer tube, be equipped with an actuator lever in the outer tube, actuator lever is in hollow form and its and is equipped with a screw rod, a wherein end inboard of actuator lever is snapped at the thread of screw rod, be provided with a motor in the electronic cylinder and link the rotation of drive screw axial, when screw axial rotates, drive actuator lever and move axially.
Yet, being used for sick bed with electronic cylinder and being adjusted into example, its screw rod is driven by motor just to allow sick bed move up and down, but when first aid process took place, sick bed can't reset rapidly, can influence the quality time of sufferer; Therefore, how to make electronic cylinder promptly adjust conversion, the important topic that it is studied for the utility model.
In view of this, the inventor satisfies at above-mentioned prior art, concentrates on studies and cooperates the utilization of scientific principle, solves the above problems as possible a little, namely becomes the target of inventor's improvement.
The utility model content
A purpose of the present utility model is to provide a kind of electronic cylinder and quick release mechanism thereof, and it utilizes quick release mechanism to connect non-self-locking performance screw rod, makes electronic cylinder have the advantages that to reset fast, and then saves the resetting time of electronic cylinder.
In order to reach above-mentioned purpose, the utility model provides a kind of electronic cylinder, comprising:
One actuating mechanism, comprise an actuator lever and be spirally connected a non-self-locking performance screw rod of transmission of this actuator lever;
One motor links and this non-self-locking performance screw rod of driving; And
One quick release mechanism comprises:
One rotating seat, an end connects this actuator lever, and this rotating seat has a reference column and extends axially an axostylus axostyle from this reference column;
One interlock ring to should the reference column socket and follow rotation, offers a plurality of locking grooves on the periphery wall of this interlock ring;
One bearing is sheathed on this axostylus axostyle;
One sleeve is sheathed on this axostylus axostyle and this bearing, and this rotating seat this sleeve is relatively done rotation, offers a plurality of key ways that can be communicated with those locking grooves on the periphery wall of this sleeve; And
One clutching member, to should sleeve and this bearing sheathed, the inwall of this clutching member convexes with a plurality of protruding key that slips in those locking grooves and those key ways, can select this sleeve and this rotating seat to be interlock or disengaging interlock each other by moving axially of this clutching member.
In order to reach above-mentioned purpose, the utility model provides a kind of quick release mechanism of electronic cylinder, comprising:
One rotating seat has a reference column and extends axially an axostylus axostyle from this reference column;
One interlock ring to should the reference column socket and follow rotation, offers a plurality of locking grooves on the periphery wall of this interlock ring;
One bearing is sheathed on this axostylus axostyle;
One sleeve is sheathed on this axostylus axostyle and this bearing, and this rotating seat this sleeve is relatively done rotation, offers a plurality of key ways that can be communicated with those locking grooves on the periphery wall of this sleeve; And
One clutching member, to should sleeve and this bearing sheathed, the inwall of this clutching member convexes with a plurality of protruding key that slips in those locking grooves and those key ways, can select this sleeve and this rotating seat to be interlock or disengaging interlock each other by moving axially of this clutching member.
The utility model also has following effect:
When the first, clutching member court slides away from the direction of rotating seat, this is that quick release mechanism is when release condition, the protruding key one end of clutching member detaches locking groove fully, cause sleeve and rotating seat to relatively rotate with respect to each other, under the actuator lever pressurized, electronic cylinder need not pass through motor, can make actuator lever and non-self-locking performance screw axial relatively move at this moment, and then allow electronic cylinder reset fast, to reach the resetting time of saving electronic cylinder.
The second, bearing holder (housing, cover) be located at axostylus axostyle and be clamped at sleeve and rotating seat between, the rotational resistance when this bearing inside is provided with ball and relatively rotates to reduce sleeve and rotating seat.
Three, quick release mechanism also comprises elastic component, elastic component is clamped between sleeve and the clutching member, when clutching member court is slided away from the direction of rotating seat, elastic component can push against clutching member towards resetting near the rotating seat direction, make clutching member need continuation to be subjected to external force, quick release mechanism just can be in release condition, and then increases the safety in utilization of relieving mechanism, or is used for adjusting the release time of relieving mechanism.
Four, quick release mechanism also comprises load-carrying ring, load-carrying ring is arranged between axostylus axostyle and the sleeve, the inwall of load-carrying ring outside butt sleeve keeps axostylus axostyle with support and sleeve is arranged coaxial, make when axostylus axostyle is relative with sleeve to be rotated, load-carrying ring can slow down the mutual collision of axostylus axostyle and sleeve, avoids the start of electronic cylinder to produce skew or error.
Five, quick release mechanism also comprises a switch piece, the switching that the more convenient quick release mechanism of this switch piece locks and discharges, and then the ease of use of raising quick release mechanism.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model quick release mechanism;
Fig. 2 is another three-dimensional exploded view of the utility model quick release mechanism;
Fig. 3 is the three-dimensional combination figure of the utility model quick release mechanism;
Fig. 4 is the generalized section of the utility model quick release mechanism;
Fig. 5 is the three-dimensional combination figure of the electronic cylinder of the utility model;
Fig. 6 is that view is used in the locking of the electronic cylinder of the utility model;
Fig. 7 is that view is used in another locking of the electronic cylinder of the utility model;
Fig. 8 is that view is used in the release of the electronic cylinder of the utility model;
Fig. 9 is that view is used in another release of the electronic cylinder of the utility model;
Figure 10 is the three-dimensional combination figure of another embodiment of the utility model quick release mechanism;
Figure 11 is the use view of another embodiment of the utility model quick release mechanism;
Figure 12 is another use view of another embodiment of the utility model quick release mechanism.
Reference numeral
100: electronic cylinder 10: actuating mechanism
11: outer tube 12: actuator lever
13: non-self-locking performance screw rod 20: motor
30: quick release mechanism 31: rotating seat
311: pedestal 312: reference column
313: axostylus axostyle 314: fixing hole
32: interlock ring 321: location hole
322: locking groove 33: bearing
34: sleeve 341: stiff end
342: pivot end 343: key way
344: 345: the first rings of interior ring rib piece
346: screw 35: articulate bearing
351: pivoted hole 352: double-screw bolt
36: clutching member 360: cylindrical shell
361: 362: the second rings of protruding key piece
363: retainer ring 37: elastic component
38: load-carrying ring 391: screw
392: pad 4: switch piece
41: throw rod 42: trace
Embodiment
Relevant detailed description of the present utility model and technology contents are described as follows conjunction with figs., yet appended accompanying drawing purposes as an illustration only is not for limiting the utility model.
Please refer to Fig. 1 to shown in Figure 5, the utility model provides a kind of electronic cylinder and quick release mechanism thereof, and this electronic cylinder 100 mainly comprises an actuating mechanism 10, a motor 20 and a quick release mechanism 30.
As shown in Figure 5, actuating mechanism 10 comprises an outer tube 11, an actuator lever 12 and a non-self-locking performance screw rod 13, actuator lever 12 is arranged in the outer tube 11, and actuator lever 12 is in hollow form and its and is equipped with a non-self-locking performance screw rod 13, but not the relative position of self-locking performance screw rod 13 and outer tube 11 is for fixing.
Rotating seat 31 1 ends connect actuator lever 12, and this rotating seat 31 has a pedestal 311, extends axially an axostylus axostyle 313 from pedestal 311 extension one reference columns 312 and self-align post 312; Wherein, pedestal 311 is in the form of annular discs, and the cross section of reference column 312 is and lacks circle, and 313 of axostylus axostyles are cylindric, but not as limit.
Clutching member 36 is barrel-shaped, but not as limit, clutching member 36 corresponding sleeves 34 and bearing 33 are sheathed, parallel its axially convexes with the identical protruding key 361 of quantity and locking groove 322 on the inwall of clutching member 36, each protruding key 361 slips in each locking groove 322 and each key way 343, can select sleeve 34 and rotating seat 31 to be interlock or disengaging interlock each other by moving axially of clutching member 36.In addition, clutching member 36 inner peripherals protrude out one second ring piece 362, and protruding key 361 is from the inner peripheral elongation moulding of the second ring piece 362.In addition, clutching member 36 comprises a cylindrical shell 360 and is socketed in a retainer ring 363 of cylindrical shell 360 outer peripheral edges, and protruding key 361 is formed on cylindrical shell 360.
Load-carrying ring 38 is sheathed on the terminal of axostylus axostyle 313 and is arranged between axostylus axostyle 313 and the sleeve 34, and it is arranged coaxial with sleeve 34 that the inwall of load-carrying ring 38 outside butt sleeves 34 is kept axostylus axostyle 313 with support.
In addition, the stiff end 341 of sleeve 34 is provided with a screw 346, articulates bearing 35 and is extended with a double-screw bolt 352, and double-screw bolt 352 corresponding screws 346 are spirally connected, and order articulates bearing 35 and is fixed on stiff end 341; The utility model quick release mechanism 30 also comprises a screw 391 and a pad 392, axostylus axostyle 313 is provided with a fixing hole 314, screw 391 corresponding fixing holes 314 are spirally connected, and pad 392 is clamped to the end of screw 391 and axostylus axostyle 313, pad 392 protrudes from the periphery of axostylus axostyle 313 and axially suppresses in load-carrying ring 38, and then makes quick release mechanism 30 have the advantage of ease of assembly.
The combination of the electronic cylinder 100 of the utility model, its utilize actuating mechanism 10 comprise actuator lever 12 and with the be spirally connected non-self-locking performance screw rod 13 of transmission of actuator lever 12; Motor 20 links and drives non-self-locking performance screw rod 13; Rotating seat 31 1 ends of quick release mechanism 30 connect actuator lever 12, and rotating seat 31 has reference column 312 and self-align post 312 extends axially axostylus axostyle 313; 32 corresponding reference column 312 sockets of interlock ring are also followed rotation, offer locking groove 322 on the periphery wall of interlock ring 32; Bearing 33 is sheathed on axostylus axostyle 313; Sleeve 34 is sheathed on axostylus axostyle 313 and bearing 33, and rotating seat 31 sleeve 34 is relatively done rotation, offers the key way 343 that can be communicated with locking groove 322 on the periphery wall of sleeve 34; Clutching member 36 corresponding sleeves 34 and bearing 33 are sheathed, and the inwall of clutching member 36 convexes with the protruding key 361 that slips in locking groove 322 and key way 343, can select sleeve 34 and rotating seat 31 to be interlock or disengaging interlock each other by moving axially of clutching member 36.
The combination of the utility model quick release mechanism 30, it utilizes rotating seat 31 to have reference column 312 and self-align post 312 extends axially axostylus axostyle 313; 32 corresponding reference column 312 sockets of interlock ring are also followed rotation, offer locking groove 322 on the periphery wall of interlock ring 32; Bearing 33 is sheathed on axostylus axostyle 313; Sleeve 34 is sheathed on axostylus axostyle 313 and bearing 33, and rotating seat 31 sleeve 34 is relatively done rotation, offers the key way 343 that can be communicated with locking groove 322 on the periphery wall of sleeve 34; Clutching member 36 corresponding sleeves 34 and bearing 33 are sheathed, and the inwall of clutching member 36 convexes with the protruding key 361 that slips in locking groove 322 and key way 343, can select sleeve 34 and rotating seat 31 to be interlock or disengaging interlock each other by moving axially of clutching member 36.
Please refer to Fig. 6 to shown in Figure 9, the use state of the electronic cylinder of the utility model, extremely shown in Figure 7 as Fig. 5, this quick release mechanism 30 is when lock-out state, protruding key 361 its two ends of clutching member 36 snap in respectively in the locking groove 322 and key way 343 of alignment, therefore clutching member 36 is not had and method is axially rotated by 32 lockings of interlock ring, cause sleeve 34 and rotating seat 31 common starts and can't relatively rotate, simultaneously actuator lever 12 also is fixed and pins down by being rotated seat 31, need this moment to drive non-self-locking performance screw rod 13 rotations with motor 20, just can make actuator lever 12 and non-self-locking performance screw rod 13 axially relatively move.
Extremely shown in Figure 9 as Fig. 5 and Fig. 8, when clutching member 36 courts slide away from the direction of rotating seat 31, this is that quick release mechanism 30 is when release condition, the protruding key 361 one ends of clutching member 36 detach locking groove 322 fully, make clutching member 36 not by 32 lockings of interlock ring, cause sleeve 34 and rotating seat 31 to relatively rotate with respect to each other, be that actuator lever 12 can rotate by relative sleeve 34 with rotating seat 31, at this moment under actuator lever 12 pressurizeds, be that the nut (not shown) is when being subjected to downforce, the meeting of nut (not shown) and non-self-locking performance screw rod 13 produce rotations, make electronic cylinder 100 need not pass through motor 20, can make actuator lever 12 and non-self-locking performance screw rod 13 axially relatively move, and then allow electronic cylinder 100 reset fast, to reach the resetting time of saving electronic cylinder.
In addition, bearing 33 be sheathed on axostylus axostyle 313 and be clamped at sleeve 34 and rotating seat 31 between, the rotational resistance when these bearing 33 inside are provided with ball and relatively rotate to reduce sleeve 34 and rotating seat 31.
Again, quick release mechanism 30 also comprises elastic component 37, elastic component 37 is clamped between sleeve 34 and the clutching member 36, when clutching member 36 courts are slided away from the direction of rotating seat 31, elastic component 37 can push against clutching member 36 towards resetting near rotating seat 31 directions, make clutching member 36 need continuation to be subjected to external force (as manually clutching member 36 being slided away from rotating seat 31 directions), quick release mechanism 30 just can be in release condition, and then the safety in utilization of increase relieving mechanism 30, or for the release time of adjusting relieving mechanism 30.
Moreover, quick release mechanism 30 also comprises load-carrying ring 38, load-carrying ring 38 is arranged between axostylus axostyle 313 and the sleeve 34, it is arranged coaxial with sleeve 34 that the inwall of load-carrying ring 38 outside butt sleeves 34 is kept axostylus axostyle 313 with support, when making axostylus axostyle 313 with sleeve 34 relative rotations, load-carrying ring 38 can slow down the mutual collision of axostylus axostyle 313 and sleeve 34, avoids the start of electronic cylinder 100 to produce skew or error.
Please refer to Figure 10 to shown in Figure 11, another embodiment of the utility model quick release mechanism, wherein quick release mechanism 30 also comprises a switch piece 4, switch piece 4 comprises a throw rod 41 and at least one trace 42, and throw rod 41 is articulated in and articulates bearing 35, and trace 42 1 ends are articulated in clutching member 36, the other end is articulated in throw rod 41, throw rod 41 is pulled, and it is close toward pivot joint bearing 35 directions that trace 42 namely drives clutching member 36, allows quick release mechanism 30 be release condition.Wherein, switch piece 4 can be manual type, pulls throw rod 41 voluntarily by the user and uses; Perhaps, switch piece 4 can be self-action, is connected by the outside and pulls throw rod 41, pulls and draw throw rod 41 automatically.
Further specify as followsly, clutching member 36 comprises cylindrical shell 360 and is socketed in the retainer ring 363 of cylindrical shell 360 outer peripheral edges, and trace 42 1 ends are articulated in clutching member 36.
Whereby, quick release mechanism 30 also comprises a switch piece 4, the switching that these switch piece 4 more convenient quick release mechanisms 30 lock and discharge, and then the ease of use of raising quick release mechanism 30.
In sum, electronic cylinder of the present utility model and quick release mechanism thereof, can reach the application target of expection, and the disappearance of solution prior art, and have industrial utilization, novelty and creativeness, and meet the utility application important document fully, therefore file an application according to Patent Law, would like to ask detailed survey and grant accurate this case patent, to ensure inventor's right.
Claims (20)
1. an electronic cylinder is characterized in that, comprising:
One actuating mechanism, comprise an actuator lever and be spirally connected a non-self-locking performance screw rod of transmission of this actuator lever;
One motor links and this non-self-locking performance screw rod of driving; And
One quick release mechanism comprises:
One rotating seat, an end connects this actuator lever, and this rotating seat has a reference column and reaches from the axially extended axostylus axostyle of this reference column;
One interlock ring to should the reference column socket and follow rotation, offers a plurality of locking grooves on the periphery wall of this interlock ring;
One bearing is sheathed on this axostylus axostyle;
One sleeve is sheathed on this axostylus axostyle and this bearing, and this rotating seat this sleeve is relatively done rotation, offers a plurality of key ways that can be communicated with those locking grooves on the periphery wall of this sleeve; And
One clutching member, to should sleeve and this bearing sheathed, the inwall of this clutching member convexes with a plurality of protruding key that slips in those locking grooves and those key ways, can select this sleeve and this rotating seat to be interlock or disengaging interlock each other by moving axially of this clutching member.
2. electronic cylinder according to claim 1 is characterized in that, this quick release mechanism also comprises a load-carrying ring, and this load-carrying ring is arranged between this axostylus axostyle and this sleeve.
3. electronic cylinder according to claim 1 is characterized in that, this quick release mechanism also comprises an elastic component, and this elastic component is clamped between this sleeve and this clutching member.
4. electronic cylinder according to claim 3 is characterized in that, these sleeve outer peripheral edges protrude out one first ring piece, and this clutching member inner peripheral protrudes out one second ring piece, and this elastic component is clamped between this first ring piece and this second ring piece.
5. electronic cylinder according to claim 4 is characterized in that, those protruding keys are from the inner peripheral elongation moulding of this second ring piece.
6. electronic cylinder according to claim 1 is characterized in that, this quick release mechanism comprises that also one articulates bearing, and this pivot joint bearing is fixed on this sleeve away from an end of interlock ring.
7. electronic cylinder according to claim 6 is characterized in that, this quick release mechanism also comprises a switch piece, this switch piece comprises a throw rod and at least one trace, this throw rod is articulated in this pivot joint bearing, and this trace one end is articulated in this clutching member, and the other end is articulated in this throw rod.
8. electronic cylinder according to claim 7 is characterized in that, this clutching member comprises a cylindrical shell and is socketed in a retainer ring of these cylindrical shell outer peripheral edges, and this trace one end is articulated in this clutching member, and those protruding keys are formed on this cylindrical shell.
9. electronic cylinder according to claim 1 is characterized in that, convexes with ring rib on the inwall of this sleeve, and this bearing butt should interior ring rib and this reference column.
10. electronic cylinder according to claim 1 is characterized in that, this interlock ring inboard has a location hole of the socket that matches with this reference column.
11. the quick release mechanism of an electronic cylinder is characterized in that, comprising:
One rotating seat has a reference column and reaches from the axially extended axostylus axostyle of this reference column;
One interlock ring to should the reference column socket and follow rotation, offers a plurality of locking grooves on the periphery wall of this interlock ring;
One bearing is sheathed on this axostylus axostyle;
One sleeve is sheathed on this axostylus axostyle and this bearing, and this rotating seat this sleeve is relatively done rotation, offers a plurality of key ways that can be communicated with those locking grooves on the periphery wall of this sleeve; And
One clutching member, to should sleeve and this bearing sheathed, the inwall of this clutching member convexes with a plurality of protruding key that slips in those locking grooves and those key ways, can select this sleeve and this rotating seat to be interlock or disengaging interlock each other by moving axially of this clutching member.
12. the quick release mechanism of electronic cylinder according to claim 11 is characterized in that, this quick release mechanism also comprises a load-carrying ring, and this load-carrying ring is arranged between this axostylus axostyle and this sleeve.
13. the quick release mechanism of electronic cylinder according to claim 11 is characterized in that, this quick release mechanism also comprises an elastic component, and this elastic component is clamped between this sleeve and this clutching member.
14. the quick release mechanism of electronic cylinder according to claim 13 is characterized in that, these sleeve outer peripheral edges protrude out one first ring piece, and this clutching member inner peripheral protrudes out one second ring piece, and this elastic component is clamped between this first ring piece and this second ring piece.
15. the quick release mechanism of electronic cylinder according to claim 14 is characterized in that, those protruding keys are from the inner peripheral elongation moulding of this second ring piece.
16. the quick release mechanism of electronic cylinder according to claim 11 is characterized in that, this quick release mechanism comprises that also one articulates bearing, and this pivot joint bearing is fixed on this sleeve away from an end of this interlock ring.
17. the quick release mechanism of electronic cylinder according to claim 16, it is characterized in that, this quick release mechanism also comprises a switch piece, this switch piece comprises a throw rod and at least one trace, this throw rod is articulated in this pivot joint bearing, this trace one end is articulated in this clutching member, and the other end is articulated in this throw rod.
18. the quick release mechanism of electronic cylinder according to claim 17 is characterized in that, this clutching member comprises a cylindrical shell and is socketed in a retainer ring of these cylindrical shell outer peripheral edges, and this trace one end is articulated in this clutching member, and those protruding keys are formed on this cylindrical shell.
19. the quick release mechanism of electronic cylinder according to claim 11 is characterized in that, convexes with ring rib on the inwall of this sleeve, this bearing butt should interior ring rib and this reference column.
20. the quick release mechanism of electronic cylinder according to claim 11 is characterized in that, this interlock ring inboard has a location hole of the socket that matches with this reference column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320008751 CN203056754U (en) | 2013-01-08 | 2013-01-08 | Actuator and quick release mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320008751 CN203056754U (en) | 2013-01-08 | 2013-01-08 | Actuator and quick release mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203056754U true CN203056754U (en) | 2013-07-10 |
Family
ID=48739672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320008751 Expired - Lifetime CN203056754U (en) | 2013-01-08 | 2013-01-08 | Actuator and quick release mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203056754U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678197A (en) * | 2017-01-05 | 2017-05-17 | 乔占军 | Application of spiral clutch separator on locomotive and spiral clutch separator |
| CN110626223A (en) * | 2019-06-18 | 2019-12-31 | 湖北航嘉麦格纳座椅系统有限公司 | Clutch mechanism of electric sliding rail |
-
2013
- 2013-01-08 CN CN 201320008751 patent/CN203056754U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678197A (en) * | 2017-01-05 | 2017-05-17 | 乔占军 | Application of spiral clutch separator on locomotive and spiral clutch separator |
| CN110626223A (en) * | 2019-06-18 | 2019-12-31 | 湖北航嘉麦格纳座椅系统有限公司 | Clutch mechanism of electric sliding rail |
| CN110626223B (en) * | 2019-06-18 | 2024-04-26 | 湖北航嘉麦格纳座椅系统有限公司 | Clutch mechanism of electric sliding rail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |