CN203978005U - Wing opener of preventing misoperation - Google Patents
Wing opener of preventing misoperation Download PDFInfo
- Publication number
- CN203978005U CN203978005U CN201420370469.XU CN201420370469U CN203978005U CN 203978005 U CN203978005 U CN 203978005U CN 201420370469 U CN201420370469 U CN 201420370469U CN 203978005 U CN203978005 U CN 203978005U
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- CN
- China
- Prior art keywords
- tooth bar
- housing
- stopper slot
- locating part
- lock
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- Expired - Fee Related
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Abstract
The utility model relate to a kind of door and window hardware accessory for door window frame on lock lock the driver of door and window, relate in particular to a kind of simple in structure, Wing opener of preventing misoperation that can self-locking.It comprises housing, and be arranged on the first tooth bar, the second rack and pinion on housing, it also includes spacing resetting means, this spacing resetting means is arranged on housing, housing is provided with locating hole, and the second tooth bar is provided with stopper slot, and spacing resetting means passes stopper slot and locating hole successively and stretches out housing, when state in opening completely of the first tooth bar and the second tooth bar and locking lock, to stop the withdrawal of the first tooth bar and the second tooth bar.It adopts sets up spacing resetting means on the housing of driver, make spacing resetting means must touch the technical scheme of door window frame, having overcome existing driver can rotate arbitrarily, latch cannot accurately catch on lock or in the situation that driver does not reset completely slide door or window, cause driver collision lock and the defect damaged.
Description
Technical field
The utility model relates to a kind of door and window hardware accessory, for door window frame on lock lock the driver of door and window, relate in particular to a kind of simple in structure, Wing opener of preventing misoperation that can self-locking.
Background technology
The driver of door-window lockset is for the sealed of door and window and opens, when installation, corresponding lock can be set on doorframe or window frame in advance, driver is arranged on the upper of door-window section bar, normal conditions are: when closing the doors and windows and needing locking, the handle being rotatably installed on driver makes driver in open mode, promote door and window and make driver mounted thereto touch lock, until the latch on the tooth bar of driver inserts and catch on the lockhole of correspondence on lock, thereby complete the locking process of door and window; When opening door and window and need unblanking, micro-window that pushes makes driver slightly leave lock, and latch on driver leaves corresponding lockhole, now rotating handles drives and is folded together in the driver of open configuration again, thereby then pushes door and window open and complete the process of unblanking of door and window.
Drawback when this kind of driver operation is, the handle of driver at any time can arbitrarily rotate, especially in unblanking, in this process that latch on driver is extracted from lock, although need promoting door and window, user just can make latch leave lock, but this process is also invisible, likely need repeatedly to attempt promoting door and window and judge whether lockset is opened, therefore in this process, will there are two kinds of situations: one, latch is not extracted completely from lock, or occur in basic situation of just not extracting, handle still can rotate and driver is regained by force, the latch that now partly catches on lock will clash into lock and damage in this process, even break exerting oneself excessive in the situation that, or directly just cannot open smoothly lockset, two, in the time that swing handle is regained driver, may produce deviation causes driver can not regain reset completely, it is for catching on the part of lock or contacting with lock, now pull open door and window, to make driver and lock collision, to cause for a long time lock to damage, thereby affect application life of driver and lock, or driver and lock distortion cause, and door and window is difficult even can not be locked.
Utility model content
For above deficiency, the utility model provides a kind of simple in structure being easy to manufacture, easy to operate Wing opener of preventing misoperation.
A kind of Wing opener of preventing misoperation, it is arranged in the mounting groove of door-window section bar, coordinate locking with the lock being arranged on door window frame or door-window section bar, it comprises housing, the first tooth bar, the second rack and pinion, described the first tooth bar and housing are slidably connected, described the second tooth bar and housing are slidably connected, described gear is arranged between the first tooth bar and the second tooth bar, to drive the first tooth bar and the second tooth bar to stretch out to both sides with respect to housing or inwardly to shrink simultaneously, it also includes spacing resetting means, this spacing resetting means is arranged on housing, in the time of spacing resetting means locking, the first tooth bar and the second tooth bar are in stretching out state completely and pinning lock, to stop the first tooth bar and the second tooth bar inwardly to shrink, in the time of spacing resetting means release, the first tooth bar and the second tooth bar transfer contraction state to by stretching out state completely, so that the first tooth bar and the second tooth bar become released state from lock-out state.
For implementation structure optimization, its further measure is:
On described housing, be provided with cavity volume corresponding to the position of the second tooth bar, the top of described cavity volume is provided with outlet, the upper surface of described housing is provided with locating hole corresponding to the position of outlet, on described the second tooth bar, be provided with stopper slot corresponding to the position of outlet, described spacing resetting means is arranged in cavity volume, described spacing resetting means stretches out through stopper slot via outlet from locating hole, described spacing resetting means is provided with large end and small end, in the time that the large end of spacing resetting means inserts in stopper slot, the first tooth bar and the state of the second tooth bar in stretching out completely and locking, in the time that the large end of spacing resetting means exits stopper slot, the first tooth bar and the second tooth bar state in contraction and release.
Described spacing resetting means comprises locating part and elastic component, the top of described locating part is small end, middle part is large end, bottom is stopper section, described elastic component withstands locating part, locating part is stretched out from stopper slot via outlet, in the time that the small end of described locating part inserts in stopper slot, with release the first tooth bar and the second tooth bar, in the time that the large end of described locating part inserts in stopper slot, to lock the first tooth bar and the second tooth bar, the stopper section of described locating part fastens the outlet of cavity volume, to stop locating part to be deviate from from cavity volume completely.
The global shape of described stopper slot is elongated, the length direction of stopper slot is consistent with the direction of motion of the second tooth bar, the left end of stopper slot is long and narrow portion, the right-hand member of stopper slot is sticking department, the width of long and narrow portion fore-and-aft direction is less than the width of sticking department fore-and-aft direction, the contour shape adaptation of the contour shape of the long and narrow portion of stopper slot and locating part small end, the contour shape adaptation of the contour shape of the sticking department of stopper slot and the large end of locating part, described stopper slot is enclosed within on locating part, in the time that the long and narrow portion of stopper slot is enclosed within on the small end of locating part, with release the first tooth bar and the second tooth bar, in the time that the sticking department of stopper slot is enclosed within on the large end of locating part, to lock the first tooth bar and the second tooth bar.
The right side of described housing is provided with chute, described the first tooth bar is slidedly arranged in the chute on housing right side, the first tooth bar is protruding from this chute, the first tooth bar can horizontally slip along this chute, described the first tooth bar is inverted " Z " font, the right-hand member of the first tooth bar is resting arm, its left end is support arm, in the middle of it, it is linking arm, resting arm and support arm are connected as a single entity and form the first tooth bar by linking arm, resting arm level is slidedly arranged in the chute of housing, resting arm is protruding from the chute of housing right-hand member, the right-hand member soffit of resting arm is provided with the latch for coordinating with lock, support arm is horizontally set on the basal surface of housing inner chamber, the left end upper surface of support arm is provided with teeth.
The left side of described housing is provided with chute, described the second tooth bar is slidedly arranged in the chute in housing left side, the second tooth bar is protruding from this chute, the second tooth bar can horizontally slip along this chute, the second tooth bar level is slidedly arranged in the chute of housing, and the left end of the second tooth bar is protruding from the chute of housing left end, and the left end soffit of the second tooth bar is provided with the latch coordinating with lock, the soffit of the second tooth bar right-hand member is provided with teeth, and the teeth of the second tooth bar and the first tooth bar are for being oppositely arranged.
Described gear is between the first tooth bar and the second tooth bar, and gear engages with the first tooth bar and the second tooth bar simultaneously, is driven the first tooth bar and the second tooth bar to stretch out to both sides with respect to housing simultaneously or is inwardly shunk by the rotation of gear.
The utility model adopts sets up spacing resetting means on the housing of driver, when the first tooth bar and the second tooth bar are in the time stretching out state completely and pin lock, spacing resetting means stretches out the second tooth bar and housing to stop the inside contraction of the first tooth bar and the second tooth bar, the transmission that recovers the first tooth bar and the second tooth bar just must promote door and window by external force, spacing resetting means resilience is resetted, to reach the technical scheme of the first tooth bar and the second tooth bar release, having overcome existing driver can rotate arbitrarily, and the latch on driver coordinates locking or release with the lock on door window frame time, latch cannot accurately catch on lock or driver slide door or window in the situation that not receiving reset completely, make driver collision lock, cause driver and lock to damage, the defect of not growing application life.
The beneficial effects of the utility model: adopt and install the spacing resetting means being formed by locating part and elastic component additional on housing, limit and lock the first tooth bar and the second tooth bar by locating part, in the time that needs unlock, need to use external force to make to press locating part makes it to reset, make spacing resetting means must touch door window frame, and produce a safe distance in this process, this safe distance has ensured that the latch on tooth bar can separate completely with lock, and be unlikely to break driver and lock in the time of slide door or window, extend the application life of driver and lock.
Brief description of the drawings
Fig. 1 is exploded perspective view of the present utility model;
Fig. 2 and Fig. 3 are the enlarged diagram of A in Fig. 1;
Fig. 4 is the sectional view of the utility model released state;
Fig. 5 is the sectional view of the utility model lock-out state;
Fig. 6 is the schematic diagram of the utility model the second tooth bar;
Fig. 7 is the scheme of installation of the utility model released state;
Fig. 8 is the scheme of installation of the utility model lock-out state;
In figure, 1, housing, 11, locating hole, 12, cavity volume, 13, chute, 14, outlet, 2, the first tooth bar, 3, the second tooth bar, 31, stopper slot, 311, sticking department, 312, long and narrow portion, 4, gear, 5, spacing resetting means, 51, locating part, 52, elastic component, 6, latch, 7, lock, 8, handle, 9, door window frame, 10, hand inserting hole.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further elaborated, wherein, direction of the present utility model is taking Fig. 4 as standard.
Referring to figs. 1 through Fig. 8, Wing opener of preventing misoperation of the present utility model, it is arranged in the mounting groove of door-window section bar, coordinate locking with the lock 7 being arranged on door window frame 9 or door-window section bar, it comprises housing 1, the first tooth bar 2, the second tooth bar 3, gear 4 and spacing resetting means 5, the first tooth bar 2 is slidably connected with housing 1, the second tooth bar 3 is slidably connected with housing 1, gear 4 is arranged between the first tooth bar 2 and the second tooth bar 3, to drive the first tooth bar 2 and the second tooth bar 3 stretch out to both sides or inwardly shrink with respect to housing 1 simultaneously, spacing resetting means 5 is arranged on housing 1, when the first tooth bar 2 and the second tooth bar 3 are in the time stretching out state completely and pin lock 7, to stop the inside contraction of the first tooth bar 2 and the second tooth bar 3.
Housing 1 comprises the fore shell and the back cover that snap together, fore shell and back cover become one by fastened by screw, between fore shell after fastening and back cover, form inner chamber, the left and right sides of this housing 1 is equipped with chute 13, the first tooth bar 2 is slidedly arranged in the chute 13 on right side, and can horizontally slip along chute 13, the second tooth bar 3 is slidedly arranged in the chute 13 in left side, and can horizontally slip along chute 13, the inner chamber of housing 1 is provided with the cavity volume 12 that can hold spacing resetting means 5 corresponding to the position of the second tooth bar 3, the top of this cavity volume 12 is provided with outlet 14, on the upper surface of housing 1, export 14 position corresponding to cavity volume 12 and be provided with locating hole 11.
The first tooth bar 2 is inverted " Z " font, the right-hand member of the first tooth bar 2 is resting arm, its left end is support arm, in the middle of it, it is linking arm, resting arm and support arm are connected as a single entity and form the first tooth bar 2 by linking arm, resting arm level is slidedly arranged in the chute 13 of housing 1, resting arm is protruding from the chute 13 of housing 1 right-hand member, the right-hand member soffit of resting arm is provided with the latch 6 for coordinating with lock 7, support arm is horizontally set on the basal surface of housing 1 inner chamber, and the left end upper surface of support arm is provided with teeth.
The second tooth bar 3 levels are slidedly arranged in the chute 13 of housing 1, the left end of the second tooth bar 3 is protruding from the chute 13 of housing 1 left end, the soffit of the second tooth bar 3 right-hand members is provided with teeth, the teeth of the second tooth bar 3 and the first tooth bar 2 are for being oppositely arranged, on the second tooth bar 3, export 14 position and be provided with the stopper slot 31 of strip corresponding to cavity volume 12, the length direction of this stopper slot 31 is consistent with the direction of motion of the second tooth bar 3, the left end of stopper slot 31 is long and narrow portion 312, the right-hand member of stopper slot 31 is circular sticking department 311, the width of these long and narrow portion 312 fore-and-aft directions is less than the width of sticking department 311 fore-and-aft directions, the left end soffit of the second tooth bar 3 is provided with the latch 6 coordinating with lock 7.
Gear 4 is between the first tooth bar 2 and the second tooth bar 3, and gear 4 engages with the first tooth bar 2 and the second tooth bar 3 simultaneously, drives the first tooth bar 2 and the second tooth bar 3 stretch out to both sides simultaneously or inwardly shrink with respect to housing 1 by the rotation of gear 4.
With reference to Fig. 4 and Fig. 5, spacing resetting means 5 comprises locating part 51 and elastic component 52, locating part 51 is made as step spacer pin, elastic component 52 is made as spring, locating part 51 and elastic component 52 are installed in cavity volume 12, locating part 51 is propped up and interior protruding from cavity volume 12 by elastic component, and locating part 51 has also inserted in stopper slot 31 and locating hole 11 when stretching out from cavity volume 12.The overall profile of locating part 51 is step-like, and the top of locating part 51 is small end, and middle part is large end, and bottom is stopper section.In the time that stopper slot 31 is moved to the left along with moving of the second tooth bar 3, the process of the cooperation locking of stopper slot 31 and locating part 51 is: locating part 51 is supported in cavity volume 12 by elastic component 2, the small end of locating part 51 inserts in the long and narrow portion 312 and locating hole 11 of stopper slot 31, and the small end of locating part 51 stretches out housing 1 from locating hole 11, now the upper surface of locating part 51 large ends is against on the soffit of stopper slot 31; In the time that stopper slot 31 is moved to the left, the small end of locating part 51 entangles and slippage in the long and narrow portion 312 of stopper slot 31, until the sticking department 311 of stopper slot 31 entangles the small end of locating part 51, now locating part 51 is outwards supported out by elastic component 52, the large end of locating part 51 is stretched in sticking department 311, the right-hand member of the long and narrow portion 312 of stopper slot 31 is against on the large end of locating part 51, and the upper surface of locating part 51 large ends is against on the soffit of locating hole 11, and so far stopper slot 31 and locating part 51 are for coordinating lock-out state; The stop portion of locating part 51 bottoms fastens the outlet 14 of cavity volume 12, when locating part 51 is propped up by elastic component 52, can from cavity volume 12, not deviate from completely.
With reference to Fig. 7 and Fig. 8, the course of work of the present utility model is: driver is packed on the installation position of door-window section bar, driver interior hand inserting hole 10 mounting knob 8, the rotation of handle 8 can be rotated by driven gear 4, thereby makes the protruding or inwardly contraction with respect to housing 1 of the first tooth bar 2 and the second tooth bar 3.
Door and window is closed, when locking: promote door window frame 9, make the driver shrinking be positioned at lock 7 places of door window frame 9 or door-window section bar, by handle 8 half-twists, the first tooth bar 2 and the second tooth bar 3 stretch out to both sides with respect to housing 1 simultaneously, along with stretching out of the second tooth bar 3, stopper slot 31 also moves with respect to locating part 51, the long and narrow portion 312 of originally entangling locating part 51 is along with stopper slot 31 moves and slides to sticking department 311 from long and narrow portion 312 gradually, finally make sticking department 311 entangle locating part 51, now locating part 51 is ejected by elastic component 14, the large end of locating part 51 stretches out from the sticking department 311 of stopper slot 31, stopper slot 31 is irremovable with respect to locating part 51, the first tooth bar 2 now and the state of the second tooth bar 3 in stretching out completely, the latch 6 of the first tooth bar 2 catches on lockhole corresponding on lock 7, the latch 6 of the second tooth bar 3 catches on lockhole corresponding on lock 7, now door and window is lockable, driver is lock-out state.
Door and window is opened, when release: door and window is pushed away on door window frame 9 or door-window section bar, make locating part 51 touch door window frame 9 or door-window section bar, utilize thrust to push the locating part 51 being ejected, make the large end of locating part 51 toward the interior contraction of cavity volume 12, until the small end of locating part 51 is reduced in the sticking department 311 of stopper slot 31, the small end of locating part 51 slips in the long and narrow portion 312 of stopper slot 31 again, now stopper slot 31 is with respect to locating part 51 in state slidably, and driver is unlocked.In this process above pushing away towards door window frame 9 or door-window section bar due to door and window, form a safe distance, ensure that the first tooth bar 2 and the second tooth bar 3 can leave lock 7 completely, latch 6 can be extracted completely from lockhole, now by back half-twist of handle 8, the first tooth bar 2 and the second tooth bar 3 are inwardly shunk, push in this case door and window open, avoided the first tooth bar 2 and the second tooth bar 3 under holosystolic state, to collide with lock 7 not had.
The foregoing is only preferred embodiments of the present invention, the present invention is not limited to above-mentioned embodiment, in implementation process, may there is local small structural modification, if various changes of the present invention or modification are not departed to the spirit and scope of the present invention, and within belonging to claim of the present invention and equivalent technologies scope, the present invention is also intended to comprise these changes and modification.
Claims (7)
1. a Wing opener of preventing misoperation, it is arranged in the mounting groove of door-window section bar, coordinate locking with the lock (7) being arranged on door window frame (9) or door-window section bar, it comprises housing (1), the first tooth bar (2), the second tooth bar (3) and gear (4), described the first tooth bar (2) is slidably connected with housing (1), described the second tooth bar (3) is slidably connected with housing (1), described gear (4) is arranged between the first tooth bar (2) and the second tooth bar (3), to drive the first tooth bar (2) and the second tooth bar (3) to stretch out to both sides with respect to housing (1) or inwardly to shrink simultaneously, it is characterized in that, it also includes spacing resetting means (5), this spacing resetting means (5) is arranged on housing (1), in the time that spacing resetting means (5) locks, the first tooth bar (2) and the second tooth bar (3) are in stretching out state completely and pinning lock (7), spacing resetting means (5) stops the first tooth bar (2) and the second tooth bar (3) inwardly to shrink, in the time of spacing resetting means (5) release, the first tooth bar (2) and the second tooth bar (3) can inwardly shrink.
2. a kind of Wing opener of preventing misoperation according to claim 1, it is characterized in that, described housing (1) is upper is provided with cavity volume (12) corresponding to the position of the second tooth bar (3), the top of described cavity volume (12) is provided with outlet (14), the upper surface of described housing (1) is provided with locating hole (11) corresponding to the position of outlet (14), the upper position corresponding to outlet (14) of described the second tooth bar (3) is provided with stopper slot (31), described spacing resetting means (5) is arranged in cavity volume (12), described spacing resetting means (5) stretches out through stopper slot (31) via outlet (14) from locating hole (11), described spacing resetting means (5) is provided with large end and small end, in the time that the large end of spacing resetting means (5) inserts in stopper slot (31), the first tooth bar (2) and the state of the second tooth bar (3) in stretching out completely and locking, in the time that the large end of spacing resetting means (5) exits stopper slot (31), the first tooth bar (2) and the second tooth bar (3) state in contraction and release.
3. a kind of Wing opener of preventing misoperation according to claim 2, it is characterized in that, described spacing resetting means (5) comprises locating part (51) and elastic component (52), described small end is formed at the top of described locating part (51), middle part forms described large end, bottom is stopper section, described elastic component (52) withstands locating part (51), locating part (51) is stretched out from stopper slot (31) via outlet (14), in the time that the small end of described locating part (51) inserts in stopper slot (31), with release the first tooth bar (2) and the second tooth bar (3), in the time that the large end of described locating part (51) inserts in stopper slot (31), to lock the first tooth bar (2) and the second tooth bar (3), the stopper section of described locating part (51) fastens the outlet (14) of cavity volume (12), from cavity volume (12), deviate from completely to stop locating part (51).
4. a kind of Wing opener of preventing misoperation according to claim 2, it is characterized in that, the global shape of described stopper slot (31) is elongated, the length direction of stopper slot (31) is consistent with the direction of motion of the second tooth bar (3), the left end of stopper slot (31) is long and narrow portion (312), the right-hand member of stopper slot (31) is sticking department (311), the width of long and narrow portion (312) fore-and-aft direction is less than the width of sticking department (311) fore-and-aft direction, the contour shape adaptation of the contour shape of the long and narrow portion of stopper slot (31) (312) and locating part (51) small end, the contour shape adaptation of the large end of the contour shape of the sticking department (311) of stopper slot (31) and locating part (51), described stopper slot (31) is enclosed within on locating part (51), in the time that the long and narrow portion (312) of stopper slot (31) is enclosed within on the small end of locating part (51), with release the first tooth bar (2) and the second tooth bar (3), in the time that the sticking department (311) of stopper slot (31) is enclosed within on the large end of locating part (51), to lock the first tooth bar (2) and the second tooth bar (3).
5. a kind of Wing opener of preventing misoperation according to claim 1, it is characterized in that, the right side of described housing (1) is provided with chute (13), described the first tooth bar (2) is slidedly arranged in the chute (13) on housing (1) right side, the first tooth bar (2) is protruding from this chute (13), the first tooth bar (2) can horizontally slip along this chute (13), described the first tooth bar (2) is inverted " Z " font, the right-hand member of the first tooth bar (2) is resting arm, its left end is support arm, in the middle of it, it is linking arm, resting arm and support arm are connected as a single entity and form the first tooth bar (2) by linking arm, resting arm level is slidedly arranged in the chute (13) of housing (1), resting arm is protruding from the chute (13) of housing (1) right-hand member, the right-hand member soffit of resting arm is provided with the latch (6) for coordinating with lock (7), support arm is horizontally set on the basal surface of housing (1) inner chamber, the left end upper surface of support arm is provided with teeth.
6. a kind of Wing opener of preventing misoperation according to claim 1, it is characterized in that, the left side of described housing (1) is provided with chute (13), described the second tooth bar (3) is slidedly arranged in the chute (13) in housing (1) left side, the second tooth bar (3) is protruding from this chute (13), the second tooth bar (3) can horizontally slip along this chute (13), the second tooth bar (3) level is slidedly arranged in the chute (13) of housing (1), the left end of the second tooth bar (3) is protruding from the chute (13) of housing (1) left end, the left end soffit of the second tooth bar (3) is provided with the latch (6) coordinating with lock (7), the soffit of the second tooth bar (3) right-hand member is provided with teeth, the teeth of the second tooth bar (3) and the first tooth bar (2) are for being oppositely arranged.
7. a kind of Wing opener of preventing misoperation according to claim 1, it is characterized in that, described gear (4) is positioned between the first tooth bar (2) and the second tooth bar (3), gear (4) engages with the first tooth bar (2) and the second tooth bar (3) simultaneously, is driven the first tooth bar (2) and the second tooth bar (3) to stretch out to both sides with respect to housing (1) simultaneously or is inwardly shunk by the rotation of gear (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370469.XU CN203978005U (en) | 2014-07-03 | 2014-07-03 | Wing opener of preventing misoperation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370469.XU CN203978005U (en) | 2014-07-03 | 2014-07-03 | Wing opener of preventing misoperation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978005U true CN203978005U (en) | 2014-12-03 |
Family
ID=51975463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420370469.XU Expired - Fee Related CN203978005U (en) | 2014-07-03 | 2014-07-03 | Wing opener of preventing misoperation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672806A (en) * | 2016-01-20 | 2016-06-15 | 唐燕明 | Window locking sensor with typhoon invasion early warning function |
| CN108824969A (en) * | 2018-08-06 | 2018-11-16 | 平湖台丽办公自动化设备有限公司 | A kind of lock support effort formation |
-
2014
- 2014-07-03 CN CN201420370469.XU patent/CN203978005U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672806A (en) * | 2016-01-20 | 2016-06-15 | 唐燕明 | Window locking sensor with typhoon invasion early warning function |
| CN108824969A (en) * | 2018-08-06 | 2018-11-16 | 平湖台丽办公自动化设备有限公司 | A kind of lock support effort formation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20210703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |