CN108346531A - A kind of tool switch with gesture identification function - Google Patents
A kind of tool switch with gesture identification function Download PDFInfo
- Publication number
- CN108346531A CN108346531A CN201810317531.1A CN201810317531A CN108346531A CN 108346531 A CN108346531 A CN 108346531A CN 201810317531 A CN201810317531 A CN 201810317531A CN 108346531 A CN108346531 A CN 108346531A
- Authority
- CN
- China
- Prior art keywords
- slide bar
- hole
- unlock
- limit
- spring
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/20—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch wherein an auxiliary movement thereof, or of an attachment thereto, is necessary before the main movement is possible or effective, e.g. for unlatching, for coupling
Abstract
A kind of tool switch with gesture identification function,Including shell,Slide bar,Handle and spring,The handle is connected on slide bar,Feeler lever is installed on the slide bar,Stationary contact and movable contact spring are equipped in the shell,The slide bar is slidably mounted in shell,The feeler lever with mobile the control stationary contact and movable contact spring of slide bar break-make,It is cased with spring on the slide bar,The spring-compressed is set between slide bar and shell,Be sticked on the shell at opposite slide bar position limited position mechanism,Gesture unlocking mechanism is equipped in the slide bar,Stranger wants to open tool switch,First unlock slide bar is pressed onto bottom and can not opened by blindness,It is arranged in this way,Just it can allow stranger that can not quickly open electric tool,And user remembers with nonexpondable hand gestures,Be capable of fast and flexible opens or closes tool switch,It ensure that the effective use of tool switch,It will not be because of unlock complex effects working efficiency,And it can be with one-handed performance.
Description
Technical field
The present invention relates to a kind of improvement of power switch invention more particularly to the switch improvement of electric tool.
Background technology
Electric tool switch is a kind of power switch, for electric tool such as drilling machine, electric drill, special on electric hammer tool
Switch.
Existing tool switch generally includes shell, slide bar, handle, and the handle is connected on slide bar, on the slide bar
Feeler lever is installed, is equipped with stationary contact and movable contact spring in the shell, the slide bar is slidably mounted in shell, slide bar bottom
Compressed spring is set between shell, drives slide bar far from shell using the elastic force of compressed spring, that is, stationary contact is driven to be touched with dynamic
Piece detaches, and prevents electric tool switch when by the unexpected thrust of unartificial operation, can resist unexpected thrust, avoid tool
Mistake starts, and damages.Therefore lead to the compressed spring of existing tool switch setting ultra-specification, elastic force is far beyond promotion
Slide bar is far from the strength needed for shell, to fight unexpected thrust.
And the insecurity in order to further prevent maloperation to bring, those skilled in the art usually also use anti-self-locking
Mechanism carries out locking to tool switch, such as lock station is equipped on the shell of switch, and it is removable that switch knob is equipped with horizontal direction
The rear end of dynamic push button, push button is stretched out outside switch knob, and front end is equipped with pushes up with the matched lock of lock station, the front end of push button and switch
Holddown spring is equipped between handle.When its work, under the action of holddown spring, push button moves backward, at this time the lock top of push button
Lock station is resisted, switch knob cannot move downward, and switch is in the lock state, in use, pushing push button forward, push button drives lock
Surely it travels forward, the lock top of push button is staggered with lock station at this time, and switch knob can be moved downward freely, and switch is in unlock shape
State.
The lock of this anti-self-locking mechanism is pushed up with lock station in long-term contact, and lock top is easy by ultra-specification compressed spring institute
The shearing force for pushing slide bar and anti-self-locking mechanism to bring causes lock top to be trimmed.
In practical work environment, operating personnel need to help work piece on the other hand, and the other hand holds electric tool, singlehanded
It is difficult to operate anti-self-locking mechanism, actual use is caused to have limitation.
And existing anti-self-locking mechanism operating process too mechanization, non-working person also can be unexpected by pushing push button
Start electric tool to cause damages, this kind of anti-self-locking mechanism, which cannot identify, holds whether electric tool person is former owner（Have
The staff of security knowledge）, prevent other people quick release tool switch.
Invention content
The present invention in order to solve the deficiency of above-mentioned technology, provide it is a kind of have the gesture of grasping person is identified, make
User can carry out fast operating by setting habitual gesture, and other people can not quick release tool switch.
Technical scheme of the present invention：A kind of tool switch with gesture identification function, including shell, slide bar, handle and
Spring, the handle are connected on slide bar, and feeler lever is equipped on the slide bar, stationary contact and movable contact spring are equipped in the shell,
The slide bar is slidably mounted in shell, and the feeler lever is with the break-make of mobile the control stationary contact and movable contact spring of slide bar, institute
It states and is cased with spring on slide bar, the spring-compressed is set between slide bar and shell, is pasted at opposite slide bar position on the shell
Equipped with position-limit mechanism, it is equipped with gesture unlocking mechanism in the slide bar, contact on the slide bar with respect to stationary contact with movable contact spring divides
It offs normal to set and is respectively equipped with contact location hole and is located separately hole, the position-limit mechanism is by stretching into contact location hole or being located separately
Hole locks slide bar, the gesture unlocking mechanism include first unlock slide bar, this first unlock slide bar include control terminal and
The end face of tip side, slide bar opposite handle side is equipped with sliding groove, which is more than contact location hole and divides
From the spacing between location hole, the contact location hole and it is located separately hole and penetrates through to sliding groove, the first unlock slide bar
It is set in sliding groove and is slidably matched, the tip side extends to contact location hole and is located separately in the sliding groove of hole side
Side, and position-limit mechanism is driven to exit slide bar, the control terminal extends to outside handle, which is equipped with finger ring.
Using above-mentioned technical proposal, the contact location hole or separation that are inserted on slide bar by the position-limit mechanism activity of setting are determined
Position hole so that slide bar drives stationary contact and movable contact spring maintains a normally open or normally off.And when needing mobile slide bar, it is necessary first to make
Position-limit mechanism is obtained to leave contact location hole or be located separately hole.By the gesture unlocking mechanism of setting, user holds electronic work
When tool, four refer to all in handle side in addition to thumb, refer to the finger ring across the first unlock control terminal by wherein one, utilize hand
Finger stirs the first unlock slide bar so that tip side moves in sliding groove, and tip side alignment contacts location hole or is located separately hole
When position, position-limit mechanism just can be driven to leave contact location hole or be located separately hole, slide bar can move freely.And because
The spacing that the sliding groove depth of setting is more than contact location hole and is located separately between hole so that tip side needs to rely on user
Hand repeatedly unlock after memory experience find accurate location, could unlock.And stranger wants to open tool switch, blindly
The first unlock slide bar is pressed onto bottom and can not open, in this way, just can allow stranger that can not quickly open electric tool,
And user remembers with nonexpondable hand gestures, be capable of fast and flexible opens or closes tool switch, ensure that tool
The effective use of switch, will not be because of unlock complex effects working efficiency, and can be with one-handed performance.
The further setting of the present invention：The slide bar is equipped with two groups of contact location holes, from location hole, right with it on shell
Two groups of position-limit mechanisms should be provided with；The gesture unlocking mechanism further includes the second unlock slide bar, which includes behaviour
Control end and tip side, the sliding groove medial surface that the tip side extends to contact location hole and is located separately hole side, contact
Hold side shaft be equipped with through slot, it is described first unlock slide bar tip side pass through through slot, extend to contact location hole and
It is located separately the sliding groove medial surface of hole side, the flute length of the through slot is more than two groups of contact location holes and between location hole
Spacing.
The second unlock slide bar of setting and two groups of contact positioning are passed through using above-mentioned technical proposal using above-mentioned technical proposal
Hole, from location hole so that unlock slide bar need gesture it is more complicated.The tip side that slide bar must be unlocked first, second is same
When be located at two groups of contact location holes or when from position of positioning hole, drive the driving mechanism in two holes to leave, slide bar could be completed
Unlock.And the tip side of the first unlock slide bar is allowed to pass through the through slot being arranged in the second unlock slide bar so that the first, second unlock
It generates and is linked between slide bar, as long as there are one the gestures of finger to move excessively by stranger, another unlock will be caused to slide
Bar is pushed so that alignment is more difficult, can not unlock, and skilled user relies on hand memory habit, only need to remember two
Unlock just can be rapidly completed in the fixed position of finger.
The further setting of the present invention：The position-limit mechanism includes limit pedestal, limit bead and elastic component, the limit
One side end face of pedestal is bonded with slide bar outer surface to be slidably matched, which is equipped with position and contacts location hole and be located separately
The ball hole that hole motion track coincides, the limit bead, which is set in ball hole, to be slidably matched, the elastic component compression
It is set between limit bead and ball hole bottom, which is respectively fixedly connected with limit bead and ball hole bottom, driving
Limit bead is entered contact location hole by ball hole or is located separately, and the tip side driving limit bead leaves contact location hole
Or it is located separately.
Using above-mentioned technical proposal, pass through the limit pedestal of setting, limit bead and elastic component so that positive stop bead body can
It rapidly enters or exits contact location hole, be located separately hole site, and the spherical setting of bead, slide bar is prevented to be limited mechanism
Stuck, spherical surface and elastic component can be well on transition.Being fixedly connected for elastic component can prevent limit bead to be excessively detached from rolling
The hole of bead.
The further setting of the present invention：The tip side of the first unlock slide bar is to be flexibly connected with the first unlock slide bar,
The first unlock slide bar shaft is equipped with several fixing threaded holes, and the tip side of the first unlock slide bar is equipped with screw, and
Fixing threaded hole is screwed by screw to connect with the first unlock slide bar.
Using above-mentioned technical proposal, it is to be flexibly connected by the tip side and the first unlock slide bar of the first unlock slide bar, makes
Must operate can be accustomed to the distance between the first unlock slide bar of adjustment and the second unlock slide bar position relationship, side according to own gesture
Just user adjusts out the hand gesture of oneself custom, allows gesture unlocking mechanism to can adapt to user and makes variation.
The further setting of the present invention：The handle is connect with slide bar peripheral surface, and the handle is with respect to sliding bar groove location
Place is equipped with open slot, and the first unlock slide bar, the second control terminal for unlocking slide bar are extended to across open slot outside handle.
Using above-mentioned technical proposal, the handle being arranged in this way facilitates finger ring movable, and can keep linking with slide bar.
The further setting of the present invention：The elastic component is spring.
Description of the drawings
Fig. 1 is the structure chart of the embodiment of the present invention；
Fig. 2 is the explosive view of the embodiment of the present invention；
Fig. 3 is the sectional view of the embodiment of the present invention.
Specific implementation mode
As shown in Figs. 1-3, a kind of tool switch with gesture identification function, including shell 1, slide bar 2, handle 3 and bullet
Spring 4, the handle 3 are connected on slide bar 2, and feeler lever is equipped on the slide bar 2, and stationary contact is equipped in the shell 1 and is moved and is touched
Piece, the slide bar 2 are slidably mounted in shell 1, and the feeler lever is with the mobile control stationary contact of slide bar 2 and leading to for movable contact spring
It is disconnected, spring 4 is cased on the slide bar 2, the compression of the spring 4 is set between slide bar 2 and shell 1, relatively sliding on the shell 1
Be sticked limited position mechanism 5 at 2 position of bar, is equipped with gesture unlocking mechanism 6 in the slide bar 2, on the slide bar 2 opposite stationary contact and
The contact of movable contact spring, disengaged position are respectively equipped with contact location hole 21 and are located separately hole 22, and the position-limit mechanism 5 is by stretching into
It contacts location hole 21 or is located separately hole 22 and slide bar 2 is locked, the gesture unlocking mechanism 6 includes the first unlock slide bar
61, which includes control terminal and tip side 611, and the end face of 2 opposite handle of the slide bar, 3 side, which is equipped with, to be slided
Dynamic slot 23, the spacing which is more than contact location hole 21 and is located separately between hole 22, the contact location hole
21 and it is located separately the perforation of hole 22 in sliding groove 23, the first unlock slide bar 61, which is set to, to be done sliding in sliding groove 23 and match
It closes, 23 medial surface of sliding groove that the tip side 611 extends to contact location hole 21 and is located separately 22 side of hole, and drives limit
Position mechanism 5 exits slide bar 2, and the control terminal extends to outside handle 3, which is equipped with finger ring 612.
By the movable contact location hole 21 being inserted on slide bar 2 of the position-limit mechanism 5 of setting or it is located separately hole 22 so that sliding
Bar 2 drives stationary contact and movable contact spring maintains a normally open or normally off.And when needing mobile slide bar 2, it is necessary first to so that position restrainer
Structure 5 leaves contact location hole 21 or is located separately hole 22.By the gesture unlocking mechanism 6 of setting, user holds electric tool
When, four refer to all in 3 side of handle in addition to thumb, refer to the finger ring 612 across the first unlock control terminal by wherein one, utilize
Finger stirs the first unlock slide bar 61 so that tip side 611 moves in sliding groove 23, the alignment contact location hole of tip side 611
21 or when being located separately 22 position of hole, position-limit mechanism 5 just can be driven to leave contact location hole 21 or be located separately hole 22, slide bar 2
It can move freely.And because 23 depth of sliding groove of setting is more than contact location hole 21 and is located separately between hole 22
Spacing so that the memory experience after tip side 611 needs the hand by user repeatedly to unlock finds accurate location, could solve
Lock.And stranger wants to open tool switch, blindness the first unlock slide bar 61 is pressed onto bottom and can not be opened is set in this way
It sets, just can allow stranger that can not quickly open electric tool, and user remembers with nonexpondable hand gestures, it can be quick
Tool switch flexibly is opened or closed, ensure that the effective use of tool switch, it will not be because of unlock complex effects work effect
Rate, and can be with one-handed performance.
The slide bar 2 is equipped with two groups of contact location holes 21, is located separately hole 22, corresponding on shell 1 to be provided with two
Group position-limit mechanism 5；The gesture unlocking mechanism 6 further includes the second unlock slide bar 62, which includes manipulation end
And tip side 611, the tip side 611 extend to contact location hole 21 and 23 inside of sliding groove for being located separately 22 side of hole
Face, 611 side shaft of tip side are equipped with through slot 63, and the tip side 611 of the first unlock slide bar 61 passes through through slot
63,23 medial surface of sliding groove for contacting location hole 21 and being located separately 22 side of hole is extended to, the flute length of the through slot 63 is big
In two groups of contact location holes 21 and from the spacing between location hole.
By the second unlock of setting slide bar 62 and two groups of contact location holes 21, from location hole so that unlock slide bar 2 needs
Gesture is more complicated.Must first, second unlock slide bar 62 tip side 611 simultaneously positioned at two groups of contact location holes 21 or from
When position of positioning hole, the driving mechanism in two holes is driven to leave, the unlock of slide bar 2 could be completed.And allow the first unlock slide bar 61
Tip side 611 pass through be arranged second unlock slide bar 62 through slot 63 so that first, second unlock slide bar 62 between generate
It is linked, as long as there are one the gestures of finger to move excessively by stranger, another unlock slide bar 2 will be caused to be pushed, made
It must be aligned more difficult, can not unlock, and skilled user relies on hand memory habit, need to only remember the fixed bit of two fingers
It sets, unlock just can be rapidly completed.
The position-limit mechanism 5 includes limit pedestal 51, limit bead 52 and elastic component, 51 1 side end face of limit pedestal
It is bonded and is slidably matched with 2 outer surface of slide bar, which is equipped with position and contacts location hole 21 and be located separately the movement of hole 22
The ball hole 511 that track coincides, the limit bead 52, which is set in ball hole 511, to be slidably matched, the elastic component pressure
Contracting is set between limit bead 52 and 511 bottom of ball hole, which is respectively fixedly connected with limit bead 52 and ball
511 bottom of hole, driving limit bead 52 are entered contact location hole 21 by ball hole 511 or are located separately, and the tip side 611 drives
Limit bead 52 is left contact location hole 21 or is located separately.
Pass through the limit pedestal 51 of setting, limit bead 52 and elastic component so that limit bead 52 can rapidly enter or
It exits contact location hole 21, be located separately 22 position of hole, and the spherical setting of bead, slide bar 2 is prevented to be limited the card of mechanism 5
Extremely, spherical surface and elastic component can be well on transition.Being fixedly connected for elastic component can prevent limit bead 52 to be excessively detached from rolling
The hole of bead 511.
The tip side 611 of the first unlock slide bar 61 is to be flexibly connected with the first unlock slide bar 61, which slides
61 shaft of bar is equipped with several fixing threaded holes, and the tip side 611 of the first unlock slide bar 61 is equipped with screw, and passes through spiral shell
Nail is screwed into fixing threaded hole and is connect with the first unlock slide bar 61.
It is to be flexibly connected by the tip side 611 and the first unlock slide bar 61 of the first unlock slide bar 61 so that operating can be with
The distance between slide bar 62 position relationship is unlocked according to own gesture custom adjustment the first unlock slide bar 61 and second, it is easy to use
Person adjusts out the hand gesture of oneself custom, allows gesture unlocking mechanism 6 to can adapt to user and makes variation.
The handle 3 is connect with 2 peripheral surface of slide bar, and 2 sliding groove of the opposite slide bar of the handle 3 is equipped with open slot at 23 position
31, the control terminal that the first unlock slide bar 61, second unlocks slide bar 62 is extended to across open slot 31 outside handle 3.
Using above-mentioned technical proposal, the handle 3 being arranged in this way facilitates finger ring 612 movable, and can keep linking with slide bar 2.
The elastic component is spring 4.
Claims (6)
1. a kind of tool switch with gesture identification function, including shell, slide bar, handle and spring, the handle are connected to
On slide bar, feeler lever is installed on the slide bar, is equipped with stationary contact and movable contact spring in the shell, the slide bar is slidably mounted
In the housing, the feeler lever is cased with spring on the slide bar with the break-make of mobile the control stationary contact and movable contact spring of slide bar, described
Spring-compressed is set between slide bar and shell, it is characterised in that：Being sticked at opposite slide bar position on the shell has position restrainer
Structure, is equipped with gesture unlocking mechanism in the slide bar, and the contact, disengaged position on the slide bar with respect to stationary contact with movable contact spring are distinguished
Equipped with contact location hole and be located separately hole, the position-limit mechanism by stretch into contact location hole or be located separately hole to slide bar into
Row locking, the gesture unlocking mechanism include the first unlock slide bar, which includes control terminal and tip side, described
The end face of slide bar opposite handle side is equipped with sliding groove, which is more than contact location hole and is located separately between hole
Spacing, the contact location hole and be located separately hole and penetrate through to sliding groove, the first unlock slide bar is set to sliding groove
Inside it is slidably matched, the sliding groove medial surface that the tip side extends to contact location hole and is located separately hole side, and drive
Position-limit mechanism exits slide bar, and the control terminal extends to outside handle, which is equipped with finger ring.
2. a kind of tool switch with gesture identification function according to claim 1, it is characterised in that：The slide bar
It is equipped with two groups of contact location holes, from location hole, it is corresponding on shell to be provided with two groups of position-limit mechanisms；The gesture solution lock machine
Structure further includes the second unlock slide bar, which includes manipulation end and tip side, and it is fixed that the tip side extends to contact
Position hole and the sliding groove medial surface for being located separately hole side, tip side side shaft are equipped with through slot, first unlock
The tip side of slide bar passes through through slot, the sliding groove medial surface for extending to contact location hole and being located separately hole side, described to pass through
The flute length of straight slot is more than two groups of contact location holes and from the spacing between location hole.
3. a kind of tool switch with gesture identification function according to claim 1 or 2, it is characterised in that：The limit
Position mechanism includes limit pedestal, limit bead and elastic component, and the limit pedestal side end face is bonded with slide bar outer surface does cunning
Dynamic cooperation, the end face are equipped with position and contact location hole and be located separately the ball hole that hole motion track coincides, the limit
Position bead, which is set in ball hole, to be slidably matched, and the elastic component compression is set between limit bead and ball hole bottom, should
Elastic component both ends are respectively fixedly connected with limit bead and ball hole bottom, driving limit bead by ball hole enter contact location hole or
It is located separately, the tip side driving limit bead is left contact location hole or is located separately.
4. a kind of tool switch with gesture identification function according to claim 3, it is characterised in that：First solution
The tip side and the first unlock slide bar for locking slide bar are to be flexibly connected, which is equipped with several fixation spiral shells
The tip side in hole, the first unlock slide bar is equipped with screw, and is screwed into fixing threaded hole and the first unlock slide bar company by screw
It connects.
5. a kind of tool switch with gesture identification function according to claim 3, it is characterised in that：The handle with
Slide bar peripheral surface connects, which unlocks with respect to open slot, the first unlock slide bar, second is equipped at sliding bar groove location
The control terminal of slide bar is extended to across open slot outside handle.
6. a kind of tool switch with gesture identification function according to claim 3, it is characterised in that：The elastic component
For spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317531.1A CN108346531B (en) | 2018-04-10 | 2018-04-10 | A kind of tool switch with gesture identification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317531.1A CN108346531B (en) | 2018-04-10 | 2018-04-10 | A kind of tool switch with gesture identification function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108346531A true CN108346531A (en) | 2018-07-31 |
| CN108346531B CN108346531B (en) | 2019-11-15 |
Family
ID=62957006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810317531.1A Expired - Fee Related CN108346531B (en) | 2018-04-10 | 2018-04-10 | A kind of tool switch with gesture identification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108346531B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012243530A (en) * | 2011-05-18 | 2012-12-10 | Smk Corp | Lock switch |
| CN104157487A (en) * | 2014-07-29 | 2014-11-19 | 瑞安市华通器具开关有限公司 | Electric tool switch |
| CN206628377U (en) * | 2017-04-17 | 2017-11-10 | 黄河科技学院 | A kind of gardens dynamic power machine speed-regulating switch device |
-
2018
- 2018-04-10 CN CN201810317531.1A patent/CN108346531B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012243530A (en) * | 2011-05-18 | 2012-12-10 | Smk Corp | Lock switch |
| CN104157487A (en) * | 2014-07-29 | 2014-11-19 | 瑞安市华通器具开关有限公司 | Electric tool switch |
| CN206628377U (en) * | 2017-04-17 | 2017-11-10 | 黄河科技学院 | A kind of gardens dynamic power machine speed-regulating switch device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108346531B (en) | 2019-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200932442A (en) | Fastener driving tool using a gas spring | |
| CN203891610U (en) | Novel fingerprint padlock | |
| CN108346531A (en) | A kind of tool switch with gesture identification function | |
| CN103114778B (en) | Gear type press button control lock | |
| CN111358125B (en) | Ear hole punching gun | |
| CN206829832U (en) | A kind of Fingerprint Lock | |
| CN207736202U (en) | The screw of impact screwdriver is sent mechanism | |
| CN108343317B (en) | The locking of multistage anti-theft spring lock and open method | |
| US2193143A (en) | Hammer | |
| CN214126519U (en) | Push-button locking and unlocking assisting structure of tractor | |
| US11042199B2 (en) | Portable electronic device | |
| CN207485128U (en) | Mechanical sequential coded lock | |
| CN105691015B (en) | Ink seal is returned with electronic password lock | |
| CN210460241U (en) | Intelligent fingerprint lock with three drawers | |
| CN211950000U (en) | Electronic puzzle lock | |
| CN208319208U (en) | Baby's blood sampling collection from heel device | |
| CN201232422Y (en) | Improved door lock structure | |
| CN206961735U (en) | Control panel and the garden instrument using the panel | |
| CN205554114U (en) | Glass device is broken to formula of attacking soon | |
| CN117286710A (en) | Equipment is tailor to suit design model | |
| CN217975782U (en) | Emergency device of electronic lock | |
| CN219773895U (en) | Coded lock and notebook | |
| CN213815925U (en) | Push button reset structure of ignition device | |
| DE102010008862A1 (en) | Device for protecting handgun against unauthorized use by unauthorized person, has processing device that identifies authorized user based on user-specific signals and unlocking locking device during identification of user | |
| CN210696262U (en) | Pin type badge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |