CN107893575A - Fully-automatic intelligent is locked - Google Patents
Fully-automatic intelligent is locked Download PDFInfo
- Publication number
- CN107893575A CN107893575A CN201711350735.7A CN201711350735A CN107893575A CN 107893575 A CN107893575 A CN 107893575A CN 201711350735 A CN201711350735 A CN 201711350735A CN 107893575 A CN107893575 A CN 107893575A
- Authority
- CN
- China
- Prior art keywords
- gear
- lock body
- bolt
- plectrum
- main
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 47
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005693 optoelectronics Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000005622 photoelectricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/108—Bolts with multiple head
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/002—Geared transmissions
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses fully-automatic intelligent lock, including lock body, latch bolt, anti-tongue component, main dead bolt, main bolt transmission device, motor, pcb board, lock body control module, pcb board connects lock body control module, there is trigger switch on pcb board, trigger switch connects anti-tongue component, main bolt transmission device connects main dead bolt and motor, and lock body control module receives the signal that trigger switch sends over, and latch bolt is the two-sided latch bolt with positive anti-collision retraction inclined-plane；Main bolt transmission device includes turbine and worm transmission component and driving gear set.Latch bolt of the present invention is two-sided latch bolt, facilitates the installation of door, and either interior door or the external-open door opened can be used；Main bolt transmission device includes turbine and worm transmission component and driving gear set, and turbine and worm transmission component stable drive, driving gear set has stable drive effect, more convenient to use, quick.
Description
Technical field
The present invention relates to electronic lock field, more particularly to a kind of fully-automatic intelligent lock.
Background technology
Traditional current, all kinds of door lock electronic locks of in the market are vdiverse in function, and combination latch bolt, main lock are typically provided on lockset
Tongue, safety tongue, part lock body are provided with anti-tongue, and latch bolt component keeps stretching out lock body state, and main dead bolt is generally big square tongue；Close the door
When, latch bolt component auto-extending lock body, main dead bolt by special action such as key of locking a door, complete anti-by the actions such as handle is appeared on the stage
Lock, locked a door action if forgetting to carry out main dead bolt at closing time, just only have the completion of latch bolt component to lock a door action when going out, exist when now
Portion attempts door to be opened to latch bolt component retraction can with card etc. compared with thin objects insertion crack between a door and its frame outdoors, has larger safety hidden
Suffer from；The effect of anti-tongue is the startup lock body internal structure when door bars up, and latch bolt component is pinned, when now in portion's card outdoors
Latch bolt component can not be just set to bounce back during Deng compared with thin objects insertion crack between a door and its frame, so as to reach the purpose of anti-plug.
Application publication number is CN107217923, and it discloses a kind of anti-plug device of electronics and lock body, including anti-tongue group
Part, main dead bolt, main bolt transmission device, electric machine assembly, pcb board, there are the first optoelectronic switch, the second photoelectricity to open on the pcb board
Pass, the 3rd optoelectronic switch, trigger switch, the first optoelectronic switch and the second optoelectronic switch connecting PCB board and main dead bolt, the 3rd photoelectricity
Switch connection electric machine assembly, trigger switch connect anti-tongue component, and main bolt transmission device connects main dead bolt and electric machine assembly, prevented
There are anti-tongue, anti-plug spring, locating dowel, anti-tongue contact on tongue component, the anti-plug spring one end is sleeved on anti-tongue
The other end is offseted with locating dowel, and when anti-tongue is retracted lock body shell by external force, anti-plug spring deformation is compressed, and anti-tongue contact is touched
The trigger switch is moved, closes trigger switch, now lock body control module receives the signal from pcb board 5 and knows triggering
Switch is closed, and sends instruction, and instruction is sent to motor in the form of electric current, and motor makes the action for rotating forward or inverting；It is main
There are main dead bolt contact, first input end on dead bolt, when main dead bolt stretches out lock body shell, the main dead bolt contact is opened with the first photoelectricity
Pass touches, and when the main dead bolt retraction lock body shell, the main dead bolt contact touches with the second optoelectronic switch；Main dead bolt transmission dress
Put including plectrum, plectrum has the second input and the 3rd input, and the 3rd input is connected with latch bolt shifting block, the second input with
Electric machine assembly is connected；Electric machine assembly includes first gear group, second gear group, and first gear group is connected with motor is driven by motor
Dynamic, second gear group is driven by first gear group, and second gear group includes input gear, gear connection stage clip, output gear, defeated
Enter gear and output gear and connect stage clip by gear to connect, input gear is connected with second gear group, when output gear due to
In the case that a variety of causes is stuck, input gear idle running, so as to protect electric machine assembly not to be damaged；Output gear on electric machine assembly
Drive the two concentric fits mutually with plectrum；There is output gear contact on output gear, output gear contact is opened with the 3rd photoelectricity
Close and be connected.
Above-mentioned electronic intelligent lock shortcoming is that (1) dead bolt is one side latch bolt：(2) dead bolt rotating speed one minute only tens times,
It is driven unstable.
The content of the invention
Door is facilitated to install it is an object of the present invention to provide a kind of, a kind of fully-automatic intelligent with anti-theft feature is locked.
To realize above-mentioned technical purpose, the application adopts the following technical scheme that：
Fully-automatic intelligent is locked, including lock body, latch bolt, anti-tongue component, main dead bolt, main bolt transmission device, motor, PCB
Plate, lock body control module, the pcb board connect lock body control module, have trigger switch, the trigger switch on the pcb board
Anti- tongue component is connected, the main bolt transmission device connects main dead bolt and motor, and the lock body control module receives described touch
The signal that hair switch sends over, instruction is sent according to signal content, instruction is sent to motor, and motor makes rotating forward or reversion
Action, it is characterised in that：The latch bolt is the two-sided latch bolt with positive anti-collision retraction inclined-plane.
Fully-automatic intelligent lock as described above, it is characterised in that：The main bolt transmission device includes turbine and worm transmission group
Part and driving gear set；Plectrum is rotatably connected on the lock body, plectrum one end is fixedly mounted in a plectrum rotating shaft, and plectrum is another
One end is vertically connected with pin, and the main dead bolt offers chute, and pin coordinates with slide；
The plectrum rotating shaft is arranged on lock body around its axis rotation；The driving gear set includes a pair of meshing transmission
First gear and second gear, first gear external diameter are more than second gear external diameter, and first gear is fixedly mounted on above-mentioned plectrum and turned
On axle, second gear is rotatablely connected by gear shaft and the lock body；The turbine and worm transmission component includes engaged transmission
Turbine and worm screw, scroll bar are coaxially disposed with the motor output shaft, turbine and above-mentioned second gear engaged transmission.
Fully-automatic intelligent lock as described above, it is characterised in that：Bearing is provided between the plectrum rotating shaft and lock body.
Fully-automatic intelligent lock as described above, it is characterised in that：The plectrum rotating shaft upper and lower part rotates with lock body respectively matches somebody with somebody
Close, upper bearing (metal) and lower bearing are respectively arranged between plectrum rotating shaft upper and lower part and lock body, upper bearing (metal) is located at the first gear
Top, lower bearing are located at the lower section of first gear so that first gear is grasped tightly between upper bearing (metal) and lower bearing.
Fully-automatic intelligent lock as described above, it is characterised in that：Axle sleeve is set with outside the pin, axle sleeve movable set is in pin
Nail is outer freely to be rotated around axle center, and all rolled with the chute inwall of sleeve outer circle coordinates.
Fully-automatic intelligent lock as described above, it is characterised in that：The second gear include the upper strata gear that is coaxially disposed and
Lower floor's gear, lower floor's outside diameter of gear are less than the upper strata outside diameter of gear, upper strata gear and the turbine engaged transmission, lower floor's gear and institute
State first gear engaged transmission.
Beneficial effects of the present invention：
1st, latch bolt is the two-sided latch bolt with positive anti-collision retraction inclined-plane, facilitates the installation of door, either interior to open door
Or external-open door can be used.
2nd, main bolt transmission device includes turbine and worm transmission component and driving gear set, the transmission of turbine and worm transmission component
Steadily, driving gear set has stable drive effect, by design, can be achieved to reach more than 100 folding in, using rising
Come more convenient, fast.
3rd, plectrum is stirred and axle sleeve is set with outside the pin of main dead bolt one end, and axle sleeve turning set is outer free around axle center mounted in pin
Rotate, sleeve outer circle week rolls with chute inwall to be coordinated, and the pin on such plectrum can avoid pin easily along slide
Directly with wall friction in chute, transmission is more stable, is also beneficial to extend pin service life.
4th, upper bearing (metal) and lower bearing are respectively arranged between plectrum rotating shaft upper and lower part and lock body, upper bearing (metal) is located at the first tooth
The top of wheel, lower bearing are located at the lower section of first gear so that and first gear is grasped tightly between upper bearing (metal) and lower bearing,
Avoid first gear center from being offset in rotation process, while be also beneficial to reduce the resistance in first gear transmission process
Power so that transmission is more steady, is also beneficial to extend first gear service life.
Brief description of the drawings
Fig. 1 is each part assembling dimensional structure diagram of the present invention；
Fig. 2 is each part assembling main structure diagram of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments：
As depicted in figs. 1 and 2, fully-automatic intelligent is locked, including lock body 100, latch bolt 101, anti-tongue component 201, main dead bolt
102nd, main bolt transmission device 103, motor 104, pcb board, lock body control module, pcb board connection lock body control module, pcb board
On have a trigger switch, trigger switch connects anti-tongue component, and main bolt transmission device 103 connects main dead bolt 102 and motor 104,
Lock body control module receives the signal that trigger switch sends over, and sends instruction according to signal content, instruction is sent to motor, electricity
Machine makes the action for rotating forward or inverting.Wherein, main dead bolt is square toes dead bolt, and latch bolt 101 is with positive anti-collision retraction inclined-plane
Two-sided latch bolt.
In the application, main bolt transmission device 103 includes turbine and worm transmission component and driving gear set.On lock body 100
Plectrum 105 is rotatably connected to, the one end of plectrum 105 is fixedly mounted in a plectrum rotating shaft, and the other end of plectrum 105 is vertically connected with pin
Nail 1051, main dead bolt 102 offers chute 1021, and pin 1051 is slidably matched with chute 1021.Plectrum rotating shaft is arranged on lock body
Around its axis rotation on 100, realize plectrum 105 on lock body 100 around plectrum rotating shaft core circumference swing campaign.
Driving gear set includes the first gear 106 and second gear 107 of a pair of meshing transmission, the external diameter of first gear 106
More than the external diameter of second gear 107, first gear 106 is fixedly mounted in above-mentioned plectrum rotating shaft to drive plectrum rotating shaft to rotate, the
Two gears 107 are rotatablely connected by gear shaft and lock body 100, and second gear 107 is used to be driven.Turbine and worm transmission component includes
The turbine 108 of engaged transmission and worm screw 109, scroll bar 109 are coaxially disposed with the output shaft of motor 104, turbine 108 and above-mentioned second tooth
Take turns 107 engaged transmissions.In the application, second gear 107 includes the upper strata gear and lower floor's gear that are coaxially disposed, outside lower floor's gear
Footpath is less than the upper strata outside diameter of gear, upper strata gear and the engaged transmission of turbine 108, lower floor's gear and the engaged transmission of first gear 106.
Further improve：Bearing is provided between plectrum rotating shaft and lock body 100.In the application, plectrum rotating shaft upper and lower part
It is not rotatably assorted with lock body 100, upper bearing (metal) and lower bearing, upper axle is respectively arranged between plectrum rotating shaft upper and lower part and lock body 100
Hold and be located at the lower section of first gear 106 positioned at the top of first gear 106, lower bearing so that first gear 106 is tightly held
Between upper bearing (metal) and lower bearing.
Further improve：Axle sleeve is set with outside pin 1051, axle sleeve turning set freely turns outside pin 1051 around axle center
Dynamic, sleeve outer circle week rolls with the inwall of chute 1021 to be coordinated.
Further improve：Lock body 100 is also equipped with locking bolt component 200.
Protection scope of the present invention is not limited to above-mentioned instantiation mode, is conceived according to the basic fundamental of the present invention,
Those of ordinary skill in the art need not move through creative work, you can the embodiment associated, belong to the protection of the present invention
Scope.
Claims (6)
1. fully-automatic intelligent lock, including lock body, latch bolt, anti-tongue component, main dead bolt, main bolt transmission device, motor, pcb board,
Lock body control module, the pcb board connect lock body control module, there is trigger switch, the trigger switch connection on the pcb board
Anti- tongue component, the main bolt transmission device connect main dead bolt and motor, and the lock body control module receives the triggering and opened
The signal sended over is closed, instruction is sent according to signal content, instruction is sent to motor, and motor is made rotating forward or inverted dynamic
Make, it is characterised in that：The latch bolt is the two-sided latch bolt with positive anti-collision retraction inclined-plane.
2. fully-automatic intelligent is locked according to claim 1, it is characterised in that：The main bolt transmission device includes turbine and worm
Transmission component and driving gear set；Plectrum is rotatably connected on the lock body, plectrum one end is fixedly mounted in a plectrum rotating shaft,
The plectrum other end is vertically connected with pin, and the main dead bolt offers chute, and pin coordinates with slide；
The plectrum rotating shaft is arranged on lock body around its axis rotation；The driving gear set includes the first of a pair of meshing transmission
Gear and second gear, first gear external diameter are more than second gear external diameter, and first gear is fixedly mounted in above-mentioned plectrum rotating shaft,
Second gear is rotatablely connected by gear shaft and the lock body；The turbine of the turbine and worm transmission component including engaged transmission and
Worm screw, scroll bar are coaxially disposed with the motor output shaft, turbine and above-mentioned second gear engaged transmission.
3. fully-automatic intelligent is locked according to claim 2, it is characterised in that：Axle is provided between the plectrum rotating shaft and lock body
Hold.
4. fully-automatic intelligent is locked according to claim 3, it is characterised in that：The plectrum rotating shaft upper and lower part respectively with lock body
It is rotatably assorted, upper bearing (metal) and lower bearing is respectively arranged between plectrum rotating shaft upper and lower part and lock body, upper bearing (metal) is located at described first
The top of gear, lower bearing are located at the lower section of first gear so that first gear be grasped tightly upper bearing (metal) and lower bearing it
Between.
5. fully-automatic intelligent is locked according to claim 2, it is characterised in that：Axle sleeve, axle sleeve activity are set with outside the pin
It is sleeved on outside pin and is freely rotated around axle center, all rolled with the chute inwall of sleeve outer circle coordinates.
6. fully-automatic intelligent is locked according to claim 2, it is characterised in that：The second gear includes the upper strata being coaxially disposed
Gear and lower floor's gear, lower floor's outside diameter of gear are less than the upper strata outside diameter of gear, upper strata gear and the turbine engaged transmission, lower floor's tooth
Wheel and the first gear engaged transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350735.7A CN107893575A (en) | 2017-12-15 | 2017-12-15 | Fully-automatic intelligent is locked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350735.7A CN107893575A (en) | 2017-12-15 | 2017-12-15 | Fully-automatic intelligent is locked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107893575A true CN107893575A (en) | 2018-04-10 |
Family
ID=61807964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350735.7A Pending CN107893575A (en) | 2017-12-15 | 2017-12-15 | Fully-automatic intelligent is locked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107893575A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505845A (en) * | 2018-05-22 | 2018-09-07 | 佛山市高远智能科技有限公司 | The all-electric lock body of tongue |
| CN108930455A (en) * | 2018-08-24 | 2018-12-04 | 深圳市创维群欣安防科技股份有限公司 | A kind of electronic lock structure |
| CN109138625A (en) * | 2018-09-26 | 2019-01-04 | 深圳市优乐佳科技有限责任公司 | A kind of intelligent anti-theft door lock |
| CN110206405A (en) * | 2019-06-24 | 2019-09-06 | 上海麦稚电子科技有限公司 | Control the flexible device of main lock tongue and the Fully-automatic lock system system comprising the device |
| CN111101765A (en) * | 2019-05-21 | 2020-05-05 | 杭州和敦钛科智能科技有限公司 | Full-automatic lock body door opening and closing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2833042Y (en) * | 2005-05-26 | 2006-11-01 | 刘成开 | Built-in type electronic antitheft lock |
| CN102235119A (en) * | 2010-04-21 | 2011-11-09 | 温州洪达实业有限公司 | Theft-proof automatic lock |
| CN204511069U (en) * | 2014-12-30 | 2015-07-29 | 王小良 | The two clutch intelligent anti-theft door lock of full-automatic thumb wheel |
| CN105317284A (en) * | 2015-11-17 | 2016-02-10 | 浙江宏泰电子设备有限公司 | Anti-theft door lock without lock hole |
| CN107217923A (en) * | 2016-03-22 | 2017-09-29 | 深圳市凯迪仕智能科技有限公司 | A kind of anti-plug device of electronics and lock body |
| CN207905511U (en) * | 2017-12-15 | 2018-09-25 | 王尧富 | Fully-automatic intelligent is locked |
-
2017
- 2017-12-15 CN CN201711350735.7A patent/CN107893575A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2833042Y (en) * | 2005-05-26 | 2006-11-01 | 刘成开 | Built-in type electronic antitheft lock |
| CN102235119A (en) * | 2010-04-21 | 2011-11-09 | 温州洪达实业有限公司 | Theft-proof automatic lock |
| CN204511069U (en) * | 2014-12-30 | 2015-07-29 | 王小良 | The two clutch intelligent anti-theft door lock of full-automatic thumb wheel |
| CN105317284A (en) * | 2015-11-17 | 2016-02-10 | 浙江宏泰电子设备有限公司 | Anti-theft door lock without lock hole |
| CN107217923A (en) * | 2016-03-22 | 2017-09-29 | 深圳市凯迪仕智能科技有限公司 | A kind of anti-plug device of electronics and lock body |
| CN207905511U (en) * | 2017-12-15 | 2018-09-25 | 王尧富 | Fully-automatic intelligent is locked |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505845A (en) * | 2018-05-22 | 2018-09-07 | 佛山市高远智能科技有限公司 | The all-electric lock body of tongue |
| CN108505845B (en) * | 2018-05-22 | 2023-10-20 | 佛山市高远智能科技有限公司 | Full-electric lock body with inverted tongue |
| CN108930455A (en) * | 2018-08-24 | 2018-12-04 | 深圳市创维群欣安防科技股份有限公司 | A kind of electronic lock structure |
| CN108930455B (en) * | 2018-08-24 | 2020-02-07 | 深圳市创维群欣安防科技股份有限公司 | Electronic door lock structure |
| CN109138625A (en) * | 2018-09-26 | 2019-01-04 | 深圳市优乐佳科技有限责任公司 | A kind of intelligent anti-theft door lock |
| CN111101765A (en) * | 2019-05-21 | 2020-05-05 | 杭州和敦钛科智能科技有限公司 | Full-automatic lock body door opening and closing device |
| CN110206405A (en) * | 2019-06-24 | 2019-09-06 | 上海麦稚电子科技有限公司 | Control the flexible device of main lock tongue and the Fully-automatic lock system system comprising the device |
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| 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180410 |
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| WD01 | Invention patent application deemed withdrawn after publication |