CN207033148U - A kind of finger pinch device - Google Patents
A kind of finger pinch device Download PDFInfo
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- CN207033148U CN207033148U CN201720322986.3U CN201720322986U CN207033148U CN 207033148 U CN207033148 U CN 207033148U CN 201720322986 U CN201720322986 U CN 201720322986U CN 207033148 U CN207033148 U CN 207033148U
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Abstract
A kind of finger pinch device is the utility model is related to, is moved for limiting the first object to close to the direction of the second object, to be clamped when avoiding human hand from being between the first object and the second object, it includes：Lockable mechanism, when human hand is between the first object and the second object, moved for limiting first object to close to the direction of second object, to avoid human hand from being clamped by first object and the second object.When thering are hand or body other parts to be in the position that may be clipped to, its can the first object for moving of automatic locking, prevent it to prevent it from further moving tong from further moving.
Description
Technical field
It the utility model is related to house security design field, more particularly to a kind of finger pinch device.
Background technology
In daily life, people are during closing the door, closing window or close drawer, often because imprudence crushes hand, especially
Poor child is realized in its danger, is clipped by door the more of hand injury.At present, the mode of anti-door tong has pacifies on door OR gate frame
Fill dividing plate so that door is in normally open, it is necessary to take dividing plate again at closing time, is so inconvenient to use；Or close to door-hinge
Protection board is pasted in side between door and doorframe, and the crack between the side door side of door-hinge one and frame is separated by protection board, prevented
The side tong, this method can only solve the problems, such as the crack between a door and its frame tong of close door-hinge side, be asked close to the side door side of door handle one with frame tong
Topic can not solve, and unsightly.
Utility model content
To overcome above-mentioned technical problem existing for prior art, the utility model provides a kind of finger pinch device, when having
When hand or body other parts are in the position that may be clipped to, can the first object for moving of automatic locking, prevent it from entering
One moved further, prevents it from further moving tong.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of finger pinch device, for limiting first
Object moves to close to the direction of the second object, to be clamped when avoiding human hand from being between the first object and the second object, its
Including：
Lockable mechanism, when human hand be between the first object and the second object when, for limit first object to by
The direction movement of nearly second object, to avoid human hand from being clamped by first object and the second object.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the lockable mechanism includes the first fixture and the first moving member, and first fixture is fixed on institute
State on the second object, first moving member is arranged on first object, and can be described in first moving member sensing
Moved back and forth on the direction of first fixture；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, first moving member is fixed to close to the movement of the direction of first fixture and with described first
Part clamping, continue to move to close to the direction of second object to limit first object.
Further, first fixture is first gear disk, and first moving member is the first pin, first pin
The bearing of trend of nail points to the crown of the first gear disk, and can move back and forth in their extension direction；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, the direction of first pin to the close first gear disk is mobile and inserts the first gear
Between two teeth of disk, continue to move to close to the direction of second object to limit first object.
Further, in addition to return spring, one end of the return spring are fixed, and the other end is connected to first movement
One end of part；
When first moving member close to the direction of first fixture to when moving, elasticity occurs for the return spring
Deformation；When human hand is left between first object and the second object, under the elastic force effect of the return spring, described the
One moving member moves to the direction away from first fixture.
Further, in addition to the first inductor, it is arranged on first object and/or the second object, for detecting people
Whether hand is placed between first object and the second object.
Further, in addition to the first drive member, first drive member is connected with first inductor, for connecing
Receive the signal that first inductor is sent and drive moving back and forth for first moving member.
Further, in addition to the first rod member and with first rod member be hinged the second rod member；
The described one end of first rod member away from hinged place is arranged on first object, and second rod member is away from be hinged
The one end at place is arranged on second object；In first object to the direction movement closer or far from second object
During, first rod member rotates with the movement of first object around the hinged place；
The lockable mechanism is arranged on first rod member and the second rod member, for limiting first rod member around described
Hinged place rotates, and is moved with stopping first object to close to the direction of second object.
Further, the lockable mechanism includes the second fixture and the second moving member, and second fixture is fixed on institute
State on the second rod member, second moving member is arranged on first rod member, and can be described in first moving member sensing
Moved back and forth on the direction of first fixture；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, second moving member is fixed to close to the movement of the direction of second fixture and with described second
Part clamping, to limit the rotation of first rod member, so as to stop first object to close to the direction of second object
It is mobile.
Further, second fixture is second gear disk, and second moving member is the second pin, second pin
The bearing of trend of nail is consistent with the bearing of trend of first rod member and crown that point to the second gear disk, and can prolong at it
Stretch and moved back and forth on direction；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, the direction of second pin to the close second gear disk is mobile and inserts the second gear
Between two teeth of disk, to limit being rotated further for first rod member, so as to stop first object to close to described second
The direction movement of object.
Further, in addition to the second inductor, it is arranged on first object and/or the second object, for detecting people
Whether hand is placed between first object and the second object.
Further, in addition to the second inductor and the second drive member for being connected with second inductor, described second
Inductor is arranged on first object and/or the second object, for detecting whether human hand is placed in first object and
Between two objects；Second drive member is used to receive the signal that second inductor is sent and drives second movement
Part moves back and forth.
Compared with prior art, the beneficial effects of the utility model are：When hand or body other parts are in the first object
During the position that may be gripped between the second object, the lockable mechanism can automatic locking close to the of the movement of the second object
One object, it is seted to prevent it from further moving tong from further moving, when hand is left by folder danger position, just may be used
Release lockup state.
Brief description of the drawings
Fig. 1 is single open-door by folder hazardous area schematic diagram；
Fig. 2 is double door by folder hazardous area schematic diagram；
Fig. 3 is the structural representation for the finger pinch device that the one of embodiment of the utility model provides；
Fig. 4 is the structural representation for the lockable mechanism that the one of embodiment of the utility model provides；
Fig. 5 is the structural representation of the finger pinch device of the utility model another embodiment offer；
Fig. 6 is the structural representation for the finger pinch device that the utility model yet another embodiment provides；
Fig. 7 is the structural representation for the lockable mechanism that the utility model yet another embodiment provides.
In accompanying drawing, the list of parts representated by each label is as follows：
1- doors, 2- doorframes, 3- first gear disks, the pins of 4- first, the drive members of 5- first, the rod members of 6- first, 7- second
Rod member, 8- lockable mechanisms, 9- second gear disks, the pins of 10- second.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Embodiment one
A kind of finger pinch device is present embodiments provided, is moved for limiting the first object to close to the direction of the second object
Dynamic, to be clamped when avoiding human hand from being between the first object and the second object, it includes：Lockable mechanism, when human hand is in the
When between one object and the second object, moved for limiting first object to close to the direction of second object, to keep away
Exempt from human hand to be clamped by first object and the second object.
In daily life, people are during closing the door, closing window or close drawer, often because imprudence crushes hand, example
Such as, when closing single open-door, because hand or other positions of body can be clipped between door-hinge side and doorframe or pressed from both sides by imprudence
Between door handle side and doorframe；When closing double door, it is also possible to which hand or other positions of body are clipped between two fan doors.
As shown in figure 1, Fig. 1, which gives single open-door, is pressed from both sides hazardous area schematic diagram, between the side of the door 1 of close door-hinge therein and doorframe 2
Gap belong to by folder hazardous area, a-quadrant as shown in Figure 1, between the Men Bianyu opposite sides doorframe 2 of door 1 handle
Gap is fallen within by folder hazardous area, and B area as shown in Figure 1 and C regions belong to be pressed from both sides hazardous area.As shown in Fig. 2 Fig. 2
Double door is given by folder hazardous area schematic diagram, therein two fan the gap category between the Men Bianyu doorframes 2 of the close door-hinge of door 1
In being pressed from both sides hazardous area, A areas and B areas as shown in Figure 2, two cracks fanned between doors fall within and are pressed from both sides hazardous area, such as institute in Fig. 2
The B areas shown.
Therefore, can by setting lockable mechanism, when human hand or other positions are between the first object and the second object,
To avoid being clamped, the movement of the first object is limited using lockable mechanism, avoid human hand or other positions by the first object and
Second object clamps.
First object therein can be doorframe, and the second object is door, and in shutdown or enabling, door is rotated close to door around door-hinge
Frame, the gap between door and doorframe are gradually reduced, and during shutdown or enabling, if finding, human hand or other positions of body are dashed forward
When so extending by folder hazardous area, lockable mechanism can limit the further rotation of door.
First object and the second object therein can be double door, and at closing time, two doors move closer to, if finding human hand
Or other positions of body extend when being pressed from both sides hazardous area suddenly, lockable mechanism can limit the further rotation of door.
Similarly, the first object therein can be that window frame, the second object are window；First object therein is alternatively drawer side
Frame, the second object are drawer.The movement of the first object of limitation can be played using lockable mechanism, avoid injuring human hand or body its
His position.
Embodiment two
The finger pinch device that the present embodiment provides, moved for limiting the first object to close to the direction of the second object, with
It is clamped when avoiding human hand from being between the first object and the second object, it includes：Lockable mechanism, when human hand is in the first object
When between the second object, moved for limiting first object to close to the direction of second object, to avoid human hand
Clamped by first object and the second object.
Alternatively, the lockable mechanism includes the first fixture and the first moving member, and first fixture is fixed on institute
State on the second object, first moving member is arranged on first object, and can be described in first moving member sensing
Moved back and forth on the direction of first fixture；In first object to the process close to the movement of the direction of second object
In, when human hand is between the first object and the second object, first moving member is to close to the side of first fixture
To it is mobile and with the first fixture clamping, continue to move to close to the direction of second object to limit first object
It is dynamic.
Alternatively, in a wherein embodiment, the finger pinch device is applied on door and doorframe, such as Fig. 3,4 institutes
Show, the first object is door 1, and the second object is doorframe 2, and the first fixture therein is first gear disk 3, first moving member
For the first pin 4, the bearing of trend of first pin 4 points to the crown of the first gear disk 3, and can be in its bearing of trend
On move back and forth, i.e., it is as shown in Figure 4 arrow instruction direction on move back and forth.It will be appreciated by those skilled in the art that toothed disc 3
Can be the form of single toothed disc or the form of gear train；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, the direction of first pin 4 to the close first gear disk 3 is mobile and inserts first tooth
Between two teeth of wheel disc 3, continue to move to close to the direction of second object to limit first object；
When human hand is left between first object and the second object, first pin 4 is to away from the first gear
The direction movement of disk 3, to cause first object to continue to move to close to the direction of second object.
In this embodiment, the movement of first pin 4 can be touched by human hand or other positions of body, for example, working as
When human hand is in by folder hazardous area, the pressure of hand promotes the tip of the first pin 4 to be moved to the direction of first gear disk 3, such as Fig. 3 institutes
Showing, hand applies pressure to the first pin, and it is as shown by arrows that pressure applies direction, and the first pin 4 is followed the arrow direction movement, and the
Between two teeth of the tip insertion first gear disk 3 of one pin 4, because first gear disk 3 is to maintain static dynamic, the first pin 4
After insertion can the object of locking first continue to move to.When hand leaves, the first pin 4 can be pushed back into original position manually,
First object can continue to move to.For ease of the return of the first pin 4, an also settable return spring (not depending on going out in figure) will
One end of return spring is fixed, such as can be fixed on the first object or the second object, and the other end of return spring is connected to
One end of first pin 4, when first pin 4 is to close to the movement of the direction of the first gear disk 3, the return spring
Generation elastic deformation；When human hand is left between first object and the second object, acted in the elastic force of the return spring
Under, first pin moves to the direction away from the first gear disk.
In a wherein embodiment, also settable first inductor, it is arranged at first object and/or second
On object, for detecting whether human hand is placed between first object and the second object, first inductor can be condenser type,
Resistance-type, pressure inductive or infrared ray etc..To drive the movement of the first pin, also settable first drive member, it is with the
One inductor connects, and first drive member can be driven by power or electromagnetic drive.When the first inductor senses that human hand is in
During danger zone, can to the first drive member send signal, after the first drive member receives signal, driving the first pin to by
The direction of the nearly first gear disk is mobile and inserts between two teeth of the first gear disk, so as to limit the first object
Continue to move to, human hand can be extracted out from the danger zone, and now, the first drive member can drive the first pin back to move, release
First object, the first object can continue to move to.
Specifically, for example, as shown in figure 5, first object is door 1, the second object is doorframe 2, the first sensing therein
Device (not shown) may be provided at door 1 on one side of doorframe 2 and/or be arranged on doorframe 2 on one side of door 1, the
One toothed disc 3 is fixed on doorframe 2, and the first pin 4 is arranged on door 1, and the bearing of trend of the first pin 4 points to first gear disk
3 crown.At closing time, door 1 rotates along door-hinge, and when hand is placed on when being pressed from both sides hazardous area of a side, the first inductor detects
Hand is in by folder hazardous area, sends the signal to the first drive member 5, and the first drive member 5 drives the first pin 4 to close to institute
The direction movement of first gear disk 3 is stated, the tip of the first pin 4 is inserted between two teeth of institute's first gear disk 3, limits door 1
Be rotated further, avoid hand from being crushed.When human hand is left by folder hazardous area, under the driving of the first drive member 5, the first pin
Nail 4 slides to the direction away from first gear disk 3, and the tip of the first pin 4 departs from first gear disk 3, and door 1, which affranchises, to be turned
It is dynamic.
In one of embodiment of the present embodiment, the finger pinch device may also include the first rod member and with described
The second be hinged rod member of one rod member；
The described one end of first rod member away from hinged place is arranged on first object, and second rod member is away from be hinged
The one end at place is arranged on second object；In first object to the direction movement closer or far from second object
During, first rod member rotates with the movement of first object around the hinged place；
The lockable mechanism is arranged on first rod member and the second rod member, for limiting first rod member around described
Hinged place rotates, and is moved with stopping first object to close to the direction of second object.
As shown in fig. 6, being applied when by the rod member 7 of the first rod member 6 and second when on door 1 and doorframe 2, i.e., the first object is
Door 1, when the second object is doorframe 2, by lockable mechanism 8, and the first rod member 6 and the second rod member 7 being hinged are combined, can be real
The locking of existing angle between first rod member 6 and the second rod member 7 and releasing, so as to control the locking of door 1 and releasing；First bar
The rod member 7 of part 6 and second can play a part of damping, may also function as the effect of anti-pinch.
Alternatively, the lockable mechanism includes the second fixture and the second moving member, and second fixture is fixed on institute
State on the second rod member, second moving member is arranged on first rod member, and can be described in first moving member sensing
Moved back and forth on the direction of first fixture；
During first object is to the direction movement of close second object, when human hand is in the first object
When between the second object, second moving member is fixed to close to the movement of the direction of second fixture and with described second
Part clamping, to limit the rotation of first rod member, so as to stop first object to close to the direction of second object
It is mobile.
In a wherein embodiment, as shown in fig. 7, second fixture is second gear disk 9, described second moves
Moving part is the second pin 10, and the bearing of trend of second pin 10 is consistent with the bearing of trend of first rod member 6 and points to
The crown of the second gear disk 9, and can move back and forth in their extension direction；In first object to close to described second
Object direction movement during, when human hand be between the first object and the second object when, second pin 10 to by
The direction of the nearly second gear disk 9 is mobile and inserts between two teeth of the second gear disk 9, to limit first rod member
6 be rotated further, moved so as to stop first object to close to the direction of second object.In addition, art technology
Personnel understand that toothed disc 9 can be the form of single toothed disc or the form of gear train
The second sensing may also include by the situation in folder hazardous area, timely feedback information, the finger pinch device for monitoring in real time
Device, it is arranged on first object and/or the second object, for detecting whether human hand is placed in first object and the second thing
Between part, second inductor can be condenser type, resistance-type, pressure inductive or infrared ray etc..To drive the shifting of the second pin
Dynamic, also settable second drive member, it is connected with the second inductor, and second drive member can be that driven by power or electromagnetism drive
It is dynamic.During the first object is to the close movement of the second object, the second rod member being arranged on the second object is fixed, and is arranged on
The first rod member being hinged with the second rod member on first object then rotates around hinged place, gradually changes the first rod member and the second rod member
Angle, in the process, when the second inductor senses that human hand is in danger zone, can to the second drive member send believe
Number, after the second drive member receives signal, the second pin of driving moves to close to the direction of the second gear disk, and second
Between two teeth of the nail tip insertion second gear disk of pin, the first rod member of limitation is rotated further, so as to limit the first object
It is further mobile, the first object is locked at current location, human hand can be extracted out from danger zone, and the second drive member can drive the
Two pins back move, and the second pin slides to the direction away from second gear disk, and the tip of the second pin departs from second gear
Disk, the first rod member can recover to rotate, and the first object can continue to move freely.
In a wherein embodiment, as shown in fig. 7, the center of the second gear disk 9 can with the first rod member 6 and
The hinged place of second rod member 7 is overlapping, i.e. the first rod member 6 is to turn at the center of second gear disk 9 when being rotated around hinged place
It is dynamic.Alternatively, gear set in place second gear disk 9 is also can use, the slewing area of the first rod member 6 can be amplified, the second pin 10 exists
To when being moved close to the direction of second gear disk 9, the nail tip of the second pin 10 can be inserted between two teeth of gear group end, limitation
The rotation of first rod member 6, control are sensitiveer.
It should be noted that lockable mechanism provided by the utility model is not limited solely to provide in above-mentioned embodiment
Structure, can also be to act on electromagnetic force or damping force of door-hinge etc. etc. electronically, also can reach the effect of locking.
It should also be noted that, in actual production, when the finger pinch device is used on door, the first sensing therein
Each part in device, the second inductor and lockable mechanism can be according to door and the actual size modularized production of doorframe, available for
There is door to be transformed into the door with finger function, can also directly be built in an OR gate inframe.
The finger pinch device and the finger function of being not exclusively for door, it can also be used to which cabinet door, drawer or window etc. may
On other furniture of tong.
In addition, any angle that locking principle can be opened in door used by finger pinch device provided by the utility model
Door lock is stopped, therefore finger pinch device of the present utility model can also be controlled for fixed door opening angle, can be by door
After reaching specified angle, start lockable mechanism and simultaneously keep locking, then door can open according to specified angle, reach ventilation, conveniently
Current effect, think to release locking at closing time.A switch can also be separately provided in door handle or other positions, the switch
Open, then keep locking signal to pass to lockable mechanism always, shut the switch, then release lockup state.
, it is necessary to which explanation, term " first ", " second " are only used for describing purpose, only in description of the present utility model
It is to be described for the ease of description the utility model and simplifying, and it is not intended that instruction or imply relative importance, therefore can not
It is interpreted as to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.In addition, in description of the present utility model, unless otherwise indicated, " multiples' " contains
Justice is two or more.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (10)
1. a kind of finger pinch device, moved for limiting the first object to close to the direction of the second object, to avoid human hand from being in
It is clamped when between the first object and the second object, it is characterised in that including：
Lockable mechanism, when human hand is between the first object and the second object, for limiting first object to close to institute
The direction movement of the second object is stated, to avoid human hand from being clamped by first object and the second object.
2. finger pinch device according to claim 1, it is characterised in that the lockable mechanism includes the first fixture and the
One moving member, first fixture are fixed on second object, and first moving member is arranged at first object
On, and can point in first moving member and be moved back and forth on the direction of first fixture；
In first object to during close to the movement of the direction of second object, when human hand is in the first object and the
When between two objects, first moving member to it is mobile close to the direction of first fixture and with the first fixture card
Connect, continue to move to close to the direction of second object to limit first object.
3. finger pinch device according to claim 2, it is characterised in that first fixture is first gear disk, institute
It is the first pin to state the first moving member, and the bearing of trend of first pin points to the crown of the first gear disk, and can be
Moved back and forth on its bearing of trend；
In first object to during close to the movement of the direction of second object, when human hand is in the first object and the
When between two objects, the direction of first pin to the close first gear disk is mobile and inserts the first gear disk
Between two teeth, continue to move to close to the direction of second object to limit first object.
4. the finger pinch device according to Claims 2 or 3, it is characterised in that also including return spring, the return spring
One end fix, the other end is connected to one end of first moving member；
When first moving member close to the direction of first fixture to when moving, elastic shape occurs for the return spring
Become；When human hand is left between first object and the second object, under the elastic force effect of the return spring, described first
Moving member moves to the direction away from first fixture.
5. the finger pinch device according to Claims 2 or 3, it is characterised in that also including the first inductor, be arranged at described
On first object and/or the second object, for detecting whether human hand is placed between first object and the second object.
6. finger pinch device according to claim 5, it is characterised in that also driven including the first drive member, described first
Dynamic component is connected with first inductor, for receiving signal that first inductor sends and driving described first to move
Part moves back and forth.
7. finger pinch device according to claim 2, it is characterised in that also including the first rod member and with first rod member
The second be hinged rod member；
The described one end of first rod member away from hinged place is arranged on first object, and second rod member is away from hinged place
One end is arranged on second object；In first object to the mistake of the direction movement closer or far from second object
Cheng Zhong, first rod member rotate with the movement of first object around the hinged place；
The lockable mechanism is arranged on first rod member and the second rod member, for limiting first rod member around described be hinged
Place rotates, and is moved with stopping first object to close to the direction of second object.
8. finger pinch device according to claim 7, it is characterised in that the lockable mechanism includes the second fixture and the
Two moving members, second fixture are fixed on second rod member, and second moving member is arranged at first rod member
On, and can point in first moving member and be moved back and forth on the direction of first fixture；
In first object to during close to the movement of the direction of second object, when human hand is in the first object and the
When between two objects, second moving member to it is mobile close to the direction of second fixture and with the second fixture card
Connect, to limit the rotation of first rod member, moved so as to stop first object to close to the direction of second object.
9. finger pinch device according to claim 8, it is characterised in that second fixture is second gear disk, institute
It is the second pin to state the second moving member, and the bearing of trend of second pin is consistent with the bearing of trend of first rod member and refers to
To the crown of the second gear disk, and can move back and forth in their extension direction；
In first object to during close to the movement of the direction of second object, when human hand is in the first object and the
When between two objects, the direction of second pin to the close second gear disk is mobile and inserts the second gear disk
Between two teeth, to limit being rotated further for first rod member, so as to stop first object to close to second object
Direction movement.
10. finger pinch device according to claim 8 or claim 9, it is characterised in that also including the second inductor and with described
Second drive member of two inductors connection, second inductor are arranged on first object and/or the second object, are used
Whether it is placed between first object and the second object in detection human hand；Second drive member is used to receive described second
The signal of inductor transmission simultaneously drives moving back and forth for second moving member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322986.3U CN207033148U (en) | 2017-03-30 | 2017-03-30 | A kind of finger pinch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322986.3U CN207033148U (en) | 2017-03-30 | 2017-03-30 | A kind of finger pinch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207033148U true CN207033148U (en) | 2018-02-23 |
Family
ID=61473360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720322986.3U Active CN207033148U (en) | 2017-03-30 | 2017-03-30 | A kind of finger pinch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207033148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661466A (en) * | 2017-03-30 | 2018-10-16 | 谭壮 | A kind of finger pinch device |
-
2017
- 2017-03-30 CN CN201720322986.3U patent/CN207033148U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661466A (en) * | 2017-03-30 | 2018-10-16 | 谭壮 | A kind of finger pinch device |
| CN108661466B (en) * | 2017-03-30 | 2023-12-22 | 谭壮 | Anti-pinch device |
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