CN105644605B - A kind of linkage of unlocking device - Google Patents
A kind of linkage of unlocking device Download PDFInfo
- Publication number
- CN105644605B CN105644605B CN201610172668.3A CN201610172668A CN105644605B CN 105644605 B CN105644605 B CN 105644605B CN 201610172668 A CN201610172668 A CN 201610172668A CN 105644605 B CN105644605 B CN 105644605B
- Authority
- CN
- China
- Prior art keywords
- locking
- rod
- piece
- locking piece
- locking device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/003—Hand-propelled vehicles or sledges being foldable or dismountable when not in use with actuation mechanisms which drive the folding or unfolding operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/20—Catches; Locking or releasing an articulation
Abstract
A kind of linkage of unlocking device, including the body of rod, it is spaced to be arranged the first locking device and the second locking device being fixed on the body of rod, and it is sheathed on the rotation seat on the body of rod between the first locking device and the second locking device, on the body of rod outside the both ends of rotation seat, it is arranged with the first locking piece for matching with the first locking device and circumferentially locking, and the second locking piece for matching with the second locking device and circumferentially locking, rotation seat along the axial movement of the body of rod and drives the first locking piece and the second locking piece to move in the same direction under the driving of drive rod, so that the first locking piece is axially disengaging unlock with first locking device along the body of rod, second locking piece and the second locking device are axially disengaging unlock along the body of rod.The linkage of unlocking device can unlock two locking pieces and locking device simultaneously, you can while the locking mechanism between rod piece and two components is unlocked, it can be widely applied to the holder or frame structure that need to fold and be unfolded locking.
Description
Technical field
The present invention relates to a kind of linkage of unlocking devices.
Background technology
Children trolley is that common articles for babies, common children trolley include at least vehicle frame now, is located on vehicle frame
Seat and handrail and front and back wheel positioned at bottom will also include to make the more comfortable safety of children's seat before seat
The preceding handrail or pallet of side, and the foot-operated equal components positioned at under-seat.As disclosed in Chinese patent CN100387471C
Children trolley on seat pocket, including seat board, footrest component and handrail, although the structure safe enough is reliable, in order to
Realize and save space in small size after folding, only frame supporting rod can be folded relative to seat board, and footrest component with
And handrail, be fixedly connected with frame supporting rod and can not folding, therefore, though after the seat folds, volume is still very big, and
It stores and transports with can not achieve small size.And the folding of frame supporting rod is also required to carry out by step, can not quickly into
Row folding, it is very inconvenient to use.
Invention content
It can be applied on children trolley technical problem to be solved by the invention is to provide a kind of, and linkage of unlocking
Multiple components realize the linkage of unlocking device of fast folding between multiple components.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of linkage of unlocking device, including the body of rod, phase
Mutually interval is arranged the first locking device and the second locking device being fixed on the body of rod, and is sheathed on the body of rod and is located at the first lock
Determine the rotation seat between device and the second locking device, it is characterised in that：On the body of rod outside the both ends of the rotation seat, it is arranged with
The first locking piece for matching with the first locking device and circumferentially locking, and match with the second locking device and circumferentially
Second locking piece of locking, the rotation seat along the axial movement of the body of rod and drive first lock under the driving of drive rod
Determine part and the second locking piece moves in the same direction, so that the axial direction of first locking piece and first locking device along the body of rod
It is detached from unlock, while the second locking piece and the second locking device are axially disengaging unlock along the body of rod.
In order to make rotational motion be converted into moving axially, rotating member is arranged on the body of rod on the inside of the rotation seat, it is described
Rotating member is hinged drive rod, and the rotating member is rotated around the body of rod and at the same time driving the rotation seat edge under the driving of drive rod
The axial movement of the body of rod.
Preferably, the rotating member is equipped with the circumferential and axial relative to the body of rod towards one end end face of the rotation seat
Inclined inclined-plane on the inner surface of the rotation seat, is equipped with and the matched inclined surface in the inclined-plane.
Preferably, the first end of the rotation seat resists one end of first locking piece, first locking device position
In the inside of the first end of the rotation seat, the second end of the rotation seat is fixedly connected with second locking piece, and described second
Locking device is located at the other end of second locking piece relative to rotation seat, and the rotation seat is under the driving of drive rod from rotation seat
One lateral rotation seat of second end first end side movement.
Preferably, the rotation seat is fixedly attached to second locking piece by driving member.
For the ease of connecting other component, realize that the linkage locking between multiple components unlocks, outside first locking piece
Side is arranged with to be equipped with circumferentially solid with it with its circumferentially fixed the first axially movable connector, the second locking piece outer sheath
Dead axle is to moveable second connector.
In order to realize axially movable circumferential locking, by along bar between first locking piece and the first locking device
The axially extending double wedge of body and recess portion are mutually clamped locking, by along the body of rod between second locking piece and the second locking device
Axially extending double wedge and recess portion be mutually clamped locking.
In order to enable being in the lock state under no external force state, the inner surface of first connector is far from described
The first spring is arranged on the body of rod between the end face of one locking device and first locking piece, first spring makes institute
Stating the first locking piece always has towards the first locking device and the trend that is locked between the first locking device；
Bar on second locking piece and the second connector inner surface between the end face far from second locking device
Second spring is arranged on body, which makes second locking piece has towards the second locking device and to begin always
The whole trend locked between second locking device.
As an Application Example of the locking device, the body of rod is the front side of the seat frame of baby carriage seat
Rod piece, first connector is fixedly connected with the front handlebar perpendicular with the rod piece of the front side of seat frame on front side of seat,
Second connector is fixedly connected foot-operated below on front side of seat.
Compared with the prior art, the advantages of the present invention are as follows the linkage of unlocking devices, can unlock two locking pieces simultaneously
And locking device, you can while the locking mechanism between rod piece and two components is unlocked, it can be widely applied to need to fold and open up
Unlock fixed holder or frame structure, especially can be widely applied in the holder of children trolley, not only link it is laborsaving, can
It leans on, and very easy using operating.
Description of the drawings
Fig. 1 is the linkage of unlocking device of the present invention for the schematic diagram on cart.
Fig. 2 is the stereoscopic schematic diagram of the linkage of unlocking device of the present invention.
Fig. 3 is the stereoscopic schematic diagram of the other direction of the linkage of unlocking device of the present invention.
Fig. 4 is the exploded view of the linkage of unlocking device of the present invention.
Fig. 5 is the exploded view of the other direction of the linkage of unlocking device of the present invention.
Fig. 6 is the sectional view of the linkage of unlocking device of the present invention.
Fig. 7 is rotating member and the mutually matched sectional view of rotation seat.
Fig. 8 is the sectional view that the second locking piece coordinates with driving member and the second locking device.
Fig. 9 is the cooperation schematic diagram of the first locking piece and the first locking device.
Figure 10 is the first locking piece and the mutually matched sectional view of the first locking device.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
As shown in Figs. 1-3, the linkage of unlocking device of the embodiment of the present invention, including rod piece 10, the rod piece 10 are one rod-shaped
Component, as shown in Figure 1, the rod piece of the front side for the vehicle frame seat frame 40 of children trolley, the axial of the rod piece 10 is laterally prolonged
Stretch, further include with rod piece 10 mutually be socketed, and with the first connector 20 of 10 mutually locking of rod piece, further include and rod piece 10 connect
Connect, and with the second connector 30 of 10 mutually locking of rod piece.First connector 20, the second connector 30 are the case where unlocking
Under can be rotated rotating around the rod piece 10, therefore, second connector 20 and the second connector 30 can be separately connected children trolley
Different components on vehicle frame so that the difference component turns folding in the case of unlock around seat frame 40, and is locking
In the case of, at an angle with seat frame 40.As shown in Figure 1, first connector 20 can be fixedly connected on front side of seat
The front handlebar 50 perpendicular with the rod piece of the front side of seat frame 40, second connector 30 can be fixedly connected on front side of seat
Foot-operated the 60 of lower section.Therefore, in the locked state, ride 60 and front handlebar 50 relative to seat frame 40 at an angle, solution
Under lock status, foot-operated 60 and front handlebar 50 can be turned folding relative to seat frame 40.
As shown in Figure 4,5, 6, it is arranged on the rod piece 10 and is fixed with spaced the first locking device 3 and second locking dress
7 are set, which is connect by the first locking piece 4 with the first locking device 3, which passes through the second lock
Determine part 6 to connect with the second locking device 7.On the rod piece 10, the rod piece 10 between the first locking device 3 and the second locking device 7
On be also arranged with rotating member 1, rotating member 1 is hinged with drive rod 70, and drive rod 70 can drive the rotation of rotating member 1, and
And on the rod piece 10, be also cased with 1 mutually matched rotation seat 2 of actuator, the rotation seat 2 simultaneously with the first locking piece 4 and second
Locking piece 6 connects.Drive rod 70 drives rotating member 1 to be rotated around rod piece 10, and rotating member 1 drives rotation seat 2 along the axis of rod piece 10
It is moved to towards the first locking device 3, and then the first locking piece 4 is driven to be moved in the same direction along rod piece 10 with the second locking piece 6, made
It obtains the first locking piece 4 and the first locking device 3 is disengaged and unlocked, the second locking piece 6 and the second locking device 7 are disengaged and unlocked, in turn
Realize linkage of unlocking.In the embodiment, rotating member 1 drives rotation seat 2 along rod piece 10 axially towards side, i.e., the first locking
3 side of device is moved, and can also be to be reversed, and rotating member 1 drives rotation seat 2 along rod piece 10 axially towards the second locking
7 side of device is moved, as long as the first locking device 3 and the first locking piece 4 can be driven to unlock simultaneously, 7 He of the second locking device
Second locking piece 6 unlocks.
The rotating member 1 is socketed on rod piece 10, and can be rotated around rod piece 10, drive rod 70 for drive rotating member 1 around
The outside of the rotation of rod piece 10, the rotating member 1 is arranged the rotation seat 2, and rotating member 1 is close to the one of the first locking device 3
On the end face at end, the circumferential and axial being equipped with along rod piece 10 tilt the inclined-plane 11 extended, i.e. circumferential direction of the inclined-plane 11 along rod piece 10
It is tilted in an axial direction from the side far from the first locking device 3 towards close to 3 side of the first locking device.The rotation seat 2 leans on
One end of nearly first locking device 3, i.e., on the inner surface of the first end of the rotation seat 2, equipped with inclining with what the inclined-plane 11 matched
Inclined-plane 21, therefore, when axial rotation of the rotating member 1 around rod piece 10, inclined-plane 11 is matched with inclined surface 21 so that 2 edge of rotation seat
Rod piece 10 is moved axially towards 3 side of the first locking device, as shown in Figure 7.
As shown in Fig. 4-6,9,10, the first end close to the first locking device 3 of the rotation seat 2 is connected with the first locking piece
4 or the first end end of rotation seat 2 have the first locking piece 4, as long as first locking piece 4 is axial relative to rotation seat 2
It is fixed, it can circumferentially rotate.Therefore, when rotation seat 2 is moved along rod piece 10 axially towards 3 side of the first locking device, Neng Goutong
When drive the first locking piece 4 also to the same side move.First locking device 3 fixation is set on rod piece 10, is located at the rotation
Seat 2 connects the inside of one end of the first locking piece 4, therefore, when rotation seat 2 drives the first locking piece 4 to the first locking device 3 one
When side is moved, first locking piece 4 is far from first locking device 3, as shown in fig. 6, driving of the rotation seat 2 in rotating member 1
Under when moving downward, drive first locking piece 4 while being moved to the left, first locking piece 4 and the first locking device 3 are to remote
From, and then mutually disengage unlock.And it is equipped with along rod piece 10 between original state, first locking piece 4 and the first locking device 3
The circumferentially distributed tooth form being mutually clamped, i.e., pass through tooth between original state, the first locking piece 4 and the first locking device 3
Shape cooperates, and the first locking device 3 is fixedly connected with rod piece 10, will not be moved relative to 10 axial and circumferential of rod piece, at this point,
First locking piece 4 will not circumferentially rotating relative to rod piece 10.The outer sheath of first locking piece 4 is equipped with described first and connects
Fitting 20 coordinates also by the circumferentially distributed tooth form along rod piece 10 between first locking piece 4 and the first connector 20, i.e., should
First locking piece 4 can be relative to the first connector 20 along the axial movement of rod piece 10, but not the circumferential direction relative to rod piece 10 is moved
It is dynamic, i.e., it is axially movable circumferentially fixed between first locking piece 4 and the first connector 20, therefore, when the first locking piece 4 and the
After one locking device 3 is detached from, which can be relative to 10 axial rotation of rod piece, and then can drive first connector
20 rotate around rod piece 10.And the outside of the rod piece 10, in the first locking piece 4 and the first connector 20 far from first locking
Between the inner surface end face of device 3, it is also arranged with the first spring 8, first spring 8 is so that first locking piece 4 has always
Trend towards the first locking device 3 and the trend that is circumferentially locked with the first locking device 3 drive in no drive rod 70
In the case that rotation seat 2 moves, first spring 8 so that the first locking piece 4 always towards the first locking device 3 close to and with
It is locked by tooth form snap fit between first locking device 3.Preferably, have on first locking piece 4 towards the first locking
3 first double wedge 41 outstanding of device has the first recess portion 31 coordinated with first double wedge 41 on first locking device 3.It should
First double wedge 41 and the first recess portion 31 are respectively along the circumferentially distributed of the first locking piece 4 and the first locking device 3.That is first lock
Determine between part 4 and the first locking device 3 by being mutually clamped locking along the axially extending double wedge of the body of rod 10 and recess portion.
As shown in Fig. 4-6,8, it is arranged on the other end of the rod piece 10 and is fixed with second locking device 7, second locking
Device 7 is fixed to each other with rod piece 10, will not be relative to 10 circumferential direction of rod piece and axial rotation.The rotation seat 2 is locked towards second
The second end of device 7 is fixedly connected with the second locking piece 6, and same second locking piece 6 is sheathed on rod piece 10, it is preferable that rotation
The second end of seat 2 connects the second locking piece 6 by driving member 5, which is also to be sheathed on rod piece 10.Both ends connect respectively
Connect the second end of the second locking piece 6 and rotation seat 2.When rotation seat 2 is moved towards 3 side of the first locking device, second is driven
Locking piece 6 is mobile in the same direction, and the second locking piece 6 be combined with each other again by tooth form on the end face opposite with the second locking device 7, makes
It obtains and is located remotely from each other disengagement between the second locking piece 6 and the second locking device 7, so that the second locking piece 6 can be relative to second
Locking device 7 around rod piece 10 axial rotation, as shown in figure 8, second locking piece 6 is towards on the end face of the second locking device 7
Equipped with towards 7 second double wedge 61 outstanding of the second locking device, the second double wedge 61 is circumferentially distributed along the second locking piece 6, this
Two locking devices 7 are equipped with and 61 matched second recess portion 71 of the second double wedge towards the end face of the second locking piece 6.That is the institute
It states and lock is mutually clamped by the axially extending double wedge and recess portion along the body of rod 10 between the second locking piece 6 and the second locking device 3
It is fixed.When second locking piece 6 is moved towards 3 direction of the first locking device, far from the second locking device 7, you can so that the second double wedge
61 and second recess portion 71 mutually disengage and unlock.
And second locking piece, 6 outside is arranged second connector 30, second connector 30 and the second locking piece 6 it
Between can axially be mutually shifted it is circumferentially fixed, but will not relative to the body of rod 10 circumferential direction it is mobile.Therefore, when the second locking piece 6
When being locked with the second locking device 7, the second locking piece 6 will not be circumferentially rotated relative to rod piece 10, while second connector 30
It will not be circumferentially rotated relative to rod piece 10, when the second locking piece 6 and the unlock of the second locking device 7, the second locking piece 6 can
It is circumferentially rotated relative to rod piece 10, and then the second connector 30 is driven to be circumferentially rotated relative to rod piece 10.Preferably, second lock
Determine to be arranged with second on the body of rod 10 between the inner surface end face of part 6 and the second connector 30 far from second locking device 7
Spring 9, the second spring 9 so that second locking piece 6 have always towards the trend of the second locking device 7, and always with
The trend that second locking device 7 circumferentially locks.
Preferably, the outer sheath of the rotation seat 2 and rotating member 1 is equipped with sleeve 80, and sleeve 80 is equipped with for rotating member 1 and drive
The hinged opening of lever 70.The other end of the drive rod 70 is fixed in the rear side rod membe of seat portion 40.
The linkage of unlocking device, can be by driving the rotation of rotating member, while unlocking two locking pieces and locking device,
Rod piece and two connectors can be unlocked simultaneously, you can while the locking mechanism between rod piece and two components is unlocked, it can be extensive
It is applied to fold and be unfolded the holder or frame structure of locking, especially can be widely applied to the holder of children trolley
In, it not only links laborsaving, reliable, and very easy using operating.
Although the preferred embodiment of the present invention described in detail above, it is to be clearly understood that for this field
Technical staff for, the invention may be variously modified and varied.Appoint made by all within the spirits and principles of the present invention
What modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of linkage of unlocking device, including the body of rod (10), spaced to be arranged the first locking dress being fixed on the body of rod (10)
(3) and the second locking device (7) are set, and is sheathed on the body of rod (10) and is located at the first locking device (3) and the second locking device
(7) rotation seat (2) between, it is characterised in that：On the body of rod (10) outside the both ends of the rotation seat (2), it is arranged with and first
The first locking piece (4) that locking device (3) is matched and circumferentially locked, and match with the second locking device (7) and
The second locking piece (6) circumferentially locked, the rotation seat (2) is under the driving of drive rod (70) along the axial movement of the body of rod (10)
And drive first locking piece (4) and the second locking piece (6) mobile in the same direction so that first locking piece (4) with
First locking device (3) is along the unlock that is axially disengaging of the body of rod (10), while the second locking piece (6) and the second locking device
(7) it is axially disengaging unlock along the body of rod (10)；
Rotating member (1) is arranged on the body of rod (10) on the inside of the rotation seat (2), the rotating member (1) is hinged drive rod (70),
The rotating member (1) rotates around the body of rod (10) and at the same time driving the rotation seat (2) along bar under the driving of drive rod (70)
The axial movement of body (10).
2. linkage of unlocking device as described in claim 1, it is characterised in that：The rotating member (1) is towards the rotation seat (2)
One end end face be equipped with the inclined inclined-plane of circumferential and axial (11) relative to the body of rod (10), the interior table of the rotation seat (2)
On face, it is equipped with and inclined-plane (11) the matched inclined surface (21).
3. linkage of unlocking device as described in claim 1, it is characterised in that：The first end of the rotation seat (2) resists described
One end of first locking piece (4), first locking device (3) are located at the inside of the first end of the rotation seat (2), described turn
The second end of dynamic seat (2) is fixedly connected with second locking piece (6), and second locking device (7) is located at the second locking piece (6)
Relative to the other end of rotation seat (2), the rotation seat (2) is under the driving of drive rod (70) from the second end of rotation seat (2)
It moves the first end side of one lateral rotation seat (2).
4. linkage of unlocking device as claimed in claim 3, it is characterised in that：The rotation seat (2) is fixed by driving member (5)
It is connected to second locking piece (6).
5. linkage of unlocking device as described in claim 1, it is characterised in that：First locking piece (4) outer sheath be equipped with
Its circumferentially fixed and axial relatively-movable first connector (20), outer sheath is equipped with and it for second locking piece (6)
Circumferentially fixed and axial relatively-movable second connector (30).
6. linkage of unlocking device as described in claim 1, it is characterised in that：First locking piece (4) fills with the first locking
It sets by being mutually clamped locking along the body of rod (10) axially extending double wedge and recess portion between (3), second locking piece (6) and the
Locking is mutually clamped by the axially extending double wedge and recess portion along the body of rod (10) between two locking devices (3).
7. linkage of unlocking device as claimed in claim 5, it is characterised in that：The inner surface of first connector (20) is separate
It is arranged with the first spring on the body of rod (10) between the end face and first locking piece (4) of first locking device (3)
(8), first spring (8) is so that first locking piece (4) has always towards the first locking device (3) and with first
The trend locked between locking device (3)；
On second locking piece (6) and the second connector (30) inner surface the end face far from second locking device (7) it
Between the body of rod (10) on be arranged with second spring (9), the second spring (9) so that second locking piece (6) have always to
The trend the second locking device (7) and locked between second locking device (7) always.
8. linkage of unlocking device as claimed in claim 5, it is characterised in that：The body of rod (10) is the seat of baby carriage seat
The rod piece of the front side of chair frame (40), first connector (20) be fixedly connected on front side of seat with before seat frame (40)
The perpendicular front handlebar (50) of the rod piece of side, second connector (30) are fixedly connected with the foot-operated of on front side of seat lower section
(60)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610172668.3A CN105644605B (en) | 2016-03-24 | 2016-03-24 | A kind of linkage of unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610172668.3A CN105644605B (en) | 2016-03-24 | 2016-03-24 | A kind of linkage of unlocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105644605A CN105644605A (en) | 2016-06-08 |
| CN105644605B true CN105644605B (en) | 2018-11-09 |
Family
ID=56494504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610172668.3A Active CN105644605B (en) | 2016-03-24 | 2016-03-24 | A kind of linkage of unlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105644605B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960030B (en) * | 2021-02-04 | 2022-02-18 | 安徽小龙仔儿童用品有限公司 | Children's bassinet with good shock absorption and use method thereof |
| CN113712746B (en) * | 2021-10-12 | 2023-08-29 | 安徽金百合医疗器械有限公司 | Rotating shaft device for folding equipment and folding equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60199763A (en) * | 1984-03-23 | 1985-10-09 | アップリカ葛西株式会社 | Locking mechanism of gripping bar for baby carriage |
| FR2873645B3 (en) * | 2004-07-27 | 2006-12-01 | Red Lan | STROLLER FRAME |
| CN201989825U (en) * | 2010-12-17 | 2011-09-28 | 陈荣财 | Baby carriage dinner plate positioning mechanism and baby carriage |
| CN204161429U (en) * | 2014-10-31 | 2015-02-18 | 广东乐美达集团有限公司 | A kind of interlock folding baby carrier |
| CN204821660U (en) * | 2015-06-26 | 2015-12-02 | 宁波妈咪宝婴童用品制造有限公司 | Novel shallow secondary folding mechanism |
| CN205652179U (en) * | 2016-03-24 | 2016-10-19 | 宁波爱贝丽运动用品有限公司 | Linkage unlocking device |
-
2016
- 2016-03-24 CN CN201610172668.3A patent/CN105644605B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105644605A (en) | 2016-06-08 |
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