CN106429700A - Elevator - Google Patents
Elevator Download PDFInfo
- Publication number
- CN106429700A CN106429700A CN201610555654.XA CN201610555654A CN106429700A CN 106429700 A CN106429700 A CN 106429700A CN 201610555654 A CN201610555654 A CN 201610555654A CN 106429700 A CN106429700 A CN 106429700A
- Authority
- CN
- China
- Prior art keywords
- elevator
- car
- gear
- safety device
- gripper shoe
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/028—Active systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses an elevator comprising an elevator shaft and a lift car; each layer of the elevator shaft is provided with an elevator opening; an elevator door is mounted at the elevator opening; the lift car is positioned inside the elevator shaft; even number of safe devices are mounted inside the elevator shaft; every two safe devices are set as a group, the safe devices of the same group are positioned at a same installation height, one is positioned at the elevator opening and the other is positioned at the other side, corresponding to the elevator opening, of the elevator shaft; the number of the safe device groups is identical to that of the elevator openings of the elevator; the safe device comprises a support board, a gear and a track; the elevator shaft is provided with an installing hole; the track is laid in the installing hole; the support board is provided with a rack; the gear is engaged with the rack; the gear is installed inside the installing hole; the gear is driven by a motor which is connected to a controller; a controller switch is installed inside the lift car. By means of the elevator of the invention, falling accidents are avoided when elevator wire ropes are broken.
Description
Technical field
The present invention relates to a kind of elevator, more particularly, to a kind of elevator that can prevent falling accident.
Background technology
This year, elevator safety accident often occurred, and the security of the lives and property giving people brings hidden danger.Elevator is that people are every
Its instrument that will contact.The utilization rate of elevator is also unusual height, elevator bring upstairs convenient while,
There is certain potential safety hazard, once there is wire cable rupture, will result in great security incident.Because existing elevator occurs
Under the probability of wire cable rupture is unusual, therefore, seldom arrange safety device to prevent the generation of elevator fall accident.
Content of the invention
In order to overcome existing elevator to be not provided with safety device to prevent the generation of falling accident, the invention provides a kind of
Elevator, this elevator lead to be prevented from elevator wire rope fracture when, the generation of falling accident.The safety eliminating elevator fall is hidden
Suffer from, and structure is simple, cost is low.
The present invention be employed technical scheme comprise that by solving above-mentioned technical problem：
A kind of elevator, including elevator and car, every layer of elevator is provided with lift port, is provided with elevator door at lift port, institute
State car be located at elevator in it is characterised in that：Even number safety device is installed in described elevator；Each two safety device
For one group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at lift port
The opposite side of corresponding elevator；The group number of safety device is identical with the lift port number of elevator；Described safety device includes supporting
Plate, gear and track, elevator is provided with installing hole, and track laying is installing in the hole, and gripper shoe is provided with tooth bar, gear
Be meshed with tooth bar, gear is arranged on installation in the hole, gear pass through Motor drive, motor connection on the controller, controller
Switch is arranged in car.
The bottom of described car is provided with cushion, and cushion is made with elastomeric material.
Many springs are provided with the upper surface of described gripper shoe, the height of spring is identical.
The bottom of described elevator is connected with aerator, and the top of elevator is provided with air exhauster.
Described car includes railway carriage or compartment door and envelope, and envelope is to be formed with polylith car plate weld, and car plate includes internal layer, centre
Cushion and outer layer, internal layer and outer layer are corrosion resistant plate, and intermediate buffer layer is layer of rubber particles.
The present invention has the advantage that with respect to prior art：
The present invention includes elevator and car, and every layer of elevator is provided with lift port, is provided with elevator door at lift port, described sedan-chair
Railway carriage or compartment is located in elevator, is provided with even number safety device in described elevator；Each two safety device is one group, same group of peace
Full device is located at same setting height(from bottom), a position being located at lift port, and another is located at the another of the corresponding elevator of lift port
Side；The group number of safety device is identical with the lift port number of elevator；Described safety device includes gripper shoe, gear and track, electricity
Installing hole is provided with stair shaft, track laying is installing in the hole, gripper shoe is provided with tooth bar, gear and tooth bar are meshed, tooth
Wheel is arranged on installation in the hole, and gear passes through Motor drive, and on the controller, the switch of controller is arranged on car to motor connection
Interior.By the effect of safety device, under normal circumstances, gripper shoe is retracted, and lift car is normal through operation, transporting passengers.
When the wire cable rupture of lift car, during lift car pendant well, passenger presses the switch of the controller being arranged in car, control
Device processed will controlled motor rotate, motor-driven gear, gear driving rack, and rack drives gripper shoe is stretched out, and lift car falls
When lower, play the effect supporting lift car, in the presence of gripper shoe, lift car would not continue to fall, it is to avoid elevator
There is falling accident it is ensured that the life security of people in car.Elevator pendant just can be eliminated by the effect of cylinder and gripper shoe
The security incident of well, cost is low, structure simple it is easy to operation is it is easy to popularization and application.
The bottom of car of the present invention is provided with cushion, and cushion is made with elastomeric material.By the work of cushion
With when contacting with gripper shoe, cushion can reduce car and be subject to counteracting force car, and the counteracting force that car is subject to becomes
Little, car is unlikely to deform, and the passenger in car is also just safer.
Many springs are provided with the upper surface of gripper shoe of the present invention, the height of spring is identical.By the effect of spring, sedan-chair
When contacting with gripper shoe, spring can reduce car and be subject to counteracting force, and the counteracting force that car is subject to diminishes, and car is or not railway carriage or compartment
Yielding, the passenger in car is also just safer, and the active force that gripper shoe is subject to reduces, and the impulsive force of gripper shoe is subtracted
Little, it is to avoid gripper shoe is severed.
The bottom of elevator of the present invention is connected with aerator, and the top of elevator is provided with air exhauster.By aerator and
The effect of air exhauster can speed up the ventilation in elevator, provides sufficient air thus to the passenger in car, it is to avoid to take advantage of
Visitor is stranded, causes oxygen shortage to suffocate.
Car of the present invention includes railway carriage or compartment door and envelope, and envelope is to be formed with polylith car plate weld, car plate include internal layer, in
Between cushion and outer layer, internal layer and outer layer are corrosion resistant plate, and intermediate buffer layer is layer of rubber particles.By the work of intermediate buffer layer
With reducing the power that car is subject to, it is to avoid larger impulsive force brings injury to passenger.
Brief description
Fig. 1 is the embodiment of the present invention 1 view under normal circumstances；
Fig. 2 is the view in wire cable rupture for the embodiment of the present invention 1；
Fig. 3 is the structure sectional view at A in Fig. 2；
Fig. 4 is the view in wire cable rupture for the embodiment of the present invention 2；
Fig. 5 is the view in wire cable rupture for the embodiment of the present invention 4；
Fig. 6 is the structural representation of the car plate of car frame.
In figure labelling：1st, elevator, 2, car, 3, elevator door, 4, gear, 5, track, 6, gripper shoe, 7, cushion, 8,
Spring, 9, aerator, 10, air exhauster, 11, internal layer, 12, intermediate buffer layer, 13, outer layer, 14, steel wire rope, 15, installing hole, 16,
Tooth bar.
Specific embodiment
With reference to embodiment, the invention will be further described, and described embodiment is only a present invention part
Embodiment, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art is not making
The embodiment used by other being obtained under the premise of creative work, broadly falls into protection scope of the present invention.
Embodiment 1
The present embodiment includes elevator 1 and car 2, and every layer of elevator 1 is provided with lift port 3, is provided with elevator door at lift port
3, described car 2 is located in elevator 1, is provided with even number safety device in described elevator 1；Each two safety device is one
Group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at lift port and corresponds to
Elevator opposite side；The group number of safety device is identical with the lift port number of elevator；Described safety device include gripper shoe 6,
Gear 4 and track 5, elevator 1 is provided with installing hole 15, and track 5 is laid in installing hole 15, gripper shoe 6 is installed with teeth
Bar 16, gear 4 and tooth bar 16 are meshed, and gear 4 is arranged in installing hole 15, and gear 4 passes through Motor drive, and motor connection is in control
On device processed, the switch of controller is arranged in car 2.By the effect of safety device, under normal circumstances, gripper shoe is retracted,
Lift car is normal through operation, transporting passengers.When the steel wire rope 14 of lift car ruptures, during lift car pendant well, passenger
Press the switch of the controller being arranged in car, controller will controlled motor rotate, motor-driven gear, gear sliding tooth
Bar, rack drives gripper shoe is stretched out, and when lift car falls, plays the effect supporting lift car, in the presence of gripper shoe,
Lift car would not continue to fall, it is to avoid lift car occurs falling accident it is ensured that the life security of people.By cylinder
Effect with gripper shoe just can eliminate the security incident of elevator fall, and cost is low, structure simple it is easy to operation it is easy to
Popularization and application.
Embodiment 2
The present embodiment includes elevator 1 and car 2, and every layer of elevator 1 is provided with lift port 3, is provided with elevator door at lift port
3, described car 2 is located in elevator 1, is provided with even number safety device in described elevator 1；Each two safety device is one
Group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at lift port and corresponds to
Elevator opposite side；The group number of safety device is identical with the lift port number of elevator；Described safety device include gripper shoe 6,
Gear 4 and track 5, elevator 1 is provided with installing hole 15, and track 5 is laid in installing hole 15, gripper shoe 6 is installed with teeth
Bar 16, gear 4 and tooth bar 16 are meshed, and gear 4 is arranged in installing hole 15, and gear 4 passes through Motor drive, and motor connection is in control
On device processed, the switch of controller is arranged in car 2.By the effect of safety device, under normal circumstances, gripper shoe is retracted,
Lift car is normal through operation, transporting passengers.When the steel wire rope 14 of lift car ruptures, during lift car pendant well, passenger
Press the switch of the controller being arranged in car, controller will controlled motor rotate, motor-driven gear, gear sliding tooth
Bar, rack drives gripper shoe is stretched out, and when lift car falls, plays the effect supporting lift car, in the presence of gripper shoe,
Lift car would not continue to fall, it is to avoid lift car occurs falling accident it is ensured that the life security of people.By cylinder
Effect with gripper shoe just can eliminate the security incident of elevator fall, and cost is low, structure simple it is easy to operation it is easy to
Popularization and application.
The bottom of the present embodiment car 2 is provided with cushion 7, and cushion 7 is made with elastomeric material.By cushion
Effect, car when contacting with gripper shoe, cushion can reduce car be subject to counteracting force, the counteracting force that car is subject to
Diminish, car is unlikely to deform, the passenger in car is also just safer.
Many springs 8 are provided with the upper surface of the present embodiment gripper shoe 6, the height of spring 8 is identical.By the work of spring
With, when contacting with gripper shoe, spring can reduce car and be subject to counteracting force car, and the counteracting force that car is subject to diminishes,
Car is unlikely to deform, and the passenger in car is also just safer, and the active force that gripper shoe is subject to reduces, and gripper shoe is rushed
Power of hitting reduces, it is to avoid gripper shoe is severed.
Embodiment 3
The present embodiment includes elevator 1 and car 2, and every layer of elevator 1 is provided with lift port 3, is provided with elevator door at lift port
3, described car 2 is located in elevator 1, is provided with even number safety device in described elevator 1；Each two safety device is one
Group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at lift port and corresponds to
Elevator opposite side；The group number of safety device is identical with the lift port number of elevator；Described safety device include gripper shoe 6,
Gear 4 and track 5, elevator 1 is provided with installing hole 15, and track 5 is laid in installing hole 15, gripper shoe 6 is installed with teeth
Bar 16, gear 4 and tooth bar 16 are meshed, and gear 4 is arranged in installing hole 15, and gear 4 passes through Motor drive, and motor connection is in control
On device processed, the switch of controller is arranged in car 2.By the effect of safety device, under normal circumstances, gripper shoe is retracted,
Lift car is normal through operation, transporting passengers.When the steel wire rope 14 of lift car ruptures, during lift car pendant well, passenger
Press the switch of the controller being arranged in car, controller will controlled motor rotate, motor-driven gear, gear sliding tooth
Bar, rack drives gripper shoe is stretched out, and when lift car falls, plays the effect supporting lift car, in the presence of gripper shoe,
Lift car would not continue to fall, it is to avoid lift car occurs falling accident it is ensured that the life security of people.By cylinder
Effect with gripper shoe just can eliminate the security incident of elevator fall, and cost is low, structure simple it is easy to operation it is easy to
Popularization and application.
The bottom of the present embodiment elevator 1 is connected with aerator 9, and the top of elevator 1 is provided with air exhauster 10.By drum
The effect of blower fan and air exhauster can speed up the ventilation in elevator, provides sufficient air thus to the passenger in car,
Avoid passenger stranded, cause oxygen shortage to suffocate.
The present embodiment car 2 includes railway carriage or compartment door and envelope, and envelope is to be formed with polylith car plate weld, and car plate includes internal layer
11st, intermediate buffer layer 12 and outer layer 13, internal layer 11 and outer layer 13 are corrosion resistant plate, and intermediate buffer layer 12 is layer of rubber particles.Logical
Cross the effect of intermediate buffer layer, reduce the power that car is subject to, it is to avoid larger impulsive force brings injury to passenger.
Embodiment 4
The present embodiment includes elevator 1 and car 2, and every layer of elevator 1 is provided with lift port 3, is provided with elevator door at lift port
3, described car 2 is located in elevator 1, is provided with even number safety device in described elevator 1；Each two safety device is one
Group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at lift port and corresponds to
Elevator opposite side；The group number of safety device is identical with the lift port number of elevator；Described safety device include gripper shoe 6,
Gear 4 and track 5, elevator 1 is provided with installing hole 15, and track 5 is laid in installing hole 15, gripper shoe 6 is installed with teeth
Bar 16, gear 4 and tooth bar 16 are meshed, and gear 4 is arranged in installing hole 15, and gear 4 passes through Motor drive, and motor connection is in control
On device processed, the switch of controller is arranged in car 2.By the effect of safety device, under normal circumstances, gripper shoe is retracted,
Lift car is normal through operation, transporting passengers.When the steel wire rope 14 of lift car ruptures, during lift car pendant well, passenger
Press the switch of the controller being arranged in car, controller will controlled motor rotate, motor-driven gear, gear sliding tooth
Bar, rack drives gripper shoe is stretched out, and when lift car falls, plays the effect supporting lift car, in the presence of gripper shoe,
Lift car would not continue to fall, it is to avoid lift car occurs falling accident it is ensured that the life security of people.By cylinder
Effect with gripper shoe just can eliminate the security incident of elevator fall, and cost is low, structure simple it is easy to operation it is easy to
Popularization and application.
The bottom of the present embodiment car 2 is provided with cushion 7, and cushion 7 is made with elastomeric material.By cushion
Effect, car when contacting with gripper shoe, cushion can reduce car be subject to counteracting force, the counteracting force that car is subject to
Diminish, car is unlikely to deform, the passenger in car is also just safer.
Many springs 8 are provided with the upper surface of the present embodiment gripper shoe 6, the height of spring 8 is identical.By the work of spring
With, when contacting with gripper shoe, spring can reduce car and be subject to counteracting force car, and the counteracting force that car is subject to diminishes,
Car is unlikely to deform, and the passenger in car is also just safer, and the active force that gripper shoe is subject to reduces, and gripper shoe is rushed
Power of hitting reduces, it is to avoid gripper shoe is severed.
The bottom of the present embodiment elevator 1 is connected with aerator 9, and the top of elevator 1 is provided with air exhauster 10.By drum
The effect of blower fan and air exhauster can speed up the ventilation in elevator, provides sufficient air thus to the passenger in car,
Avoid passenger stranded, cause oxygen shortage to suffocate.
The present embodiment car 2 includes railway carriage or compartment door and envelope, and envelope is to be formed with polylith car plate weld, and car plate includes internal layer
11st, intermediate buffer layer 12 and outer layer 13, internal layer 11 and outer layer 13 are corrosion resistant plate, and intermediate buffer layer 12 is layer of rubber particles.Logical
Cross the effect of intermediate buffer layer, reduce the power that car is subject to, it is to avoid larger impulsive force brings injury to passenger.
Claims (5)
1. a kind of elevator, including elevator and car, every layer of elevator is provided with lift port, is provided with elevator door at lift port,
Described car be located at elevator in it is characterised in that：Even number safety device is installed in described elevator；Each two fills safely
It is set to one group, same group of safety device is located at same setting height(from bottom), a position being located at lift port, and another is located at elevator
The opposite side of the corresponding elevator of mouth；The group number of safety device is identical with the lift port number of elevator；Described safety device includes propping up
Fagging, gear and track, elevator is provided with installing hole, and track laying is installing in the hole, and gripper shoe is provided with tooth bar, tooth
Wheel and tooth bar be meshed, gear is arranged on installation in the hole, gear pass through Motor drive, motor connection on the controller, controller
Switch be arranged in car.
2. a kind of elevator according to claim 1 it is characterised in that：The bottom of described car is provided with cushion, buffering
Layer is made with elastomeric material.
3. a kind of elevator according to claim 1 it is characterised in that：Many bullets are provided with the upper surface of described gripper shoe
Spring, the height of spring is identical.
4. a kind of elevator according to claim 1 it is characterised in that：The bottom of described elevator is connected with aerator, electricity
The top of stair shaft is provided with air exhauster.
5. a kind of elevator according to claim 1 it is characterised in that：Described car includes railway carriage or compartment door and envelope, and envelope is to use
Polylith car plate weld forms, and car plate includes internal layer, intermediate buffer layer and outer layer, and internal layer and outer layer are corrosion resistant plate, middle
Cushion is layer of rubber particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610555654.XA CN106429700A (en) | 2016-07-15 | 2016-07-15 | Elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610555654.XA CN106429700A (en) | 2016-07-15 | 2016-07-15 | Elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106429700A true CN106429700A (en) | 2017-02-22 |
Family
ID=58184181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610555654.XA Pending CN106429700A (en) | 2016-07-15 | 2016-07-15 | Elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106429700A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107089570A (en) * | 2017-06-29 | 2017-08-25 | 徐州德坤电气科技有限公司 | A kind of elevator lifting security protection system control method |
| CN108128686A (en) * | 2017-12-25 | 2018-06-08 | 波士顿电梯（湖州）有限公司 | A kind of safe rescue elevator |
| CN108163672A (en) * | 2017-12-25 | 2018-06-15 | 波士顿电梯（湖州）有限公司 | A kind of elevator of jet buffering fall arrest |
| CN108975121A (en) * | 2018-08-30 | 2018-12-11 | 住友富士电梯有限公司 | Anti-fall elevator and its control method |
| CN110759204A (en) * | 2019-11-11 | 2020-02-07 | 缙云旅程机械科技有限公司 | Elevator distress locking device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407297A (en) * | 2007-10-12 | 2009-04-15 | 东芝电梯株式会社 | Elevator cage keeping system |
| JP2009208856A (en) * | 2008-02-29 | 2009-09-17 | Toshiba Elevator Co Ltd | Elevator car position fixing device |
| CN202296644U (en) * | 2011-09-30 | 2012-07-04 | 快意电梯有限公司 | Device for preventing accidental movement of elevator cage |
| CN105540380A (en) * | 2016-03-02 | 2016-05-04 | 赵健 | Emergency anti-falling safety device for building construction elevator |
| CN205916869U (en) * | 2016-07-15 | 2017-02-01 | 德尔法电梯有限公司 | Elevator |
-
2016
- 2016-07-15 CN CN201610555654.XA patent/CN106429700A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407297A (en) * | 2007-10-12 | 2009-04-15 | 东芝电梯株式会社 | Elevator cage keeping system |
| JP2009208856A (en) * | 2008-02-29 | 2009-09-17 | Toshiba Elevator Co Ltd | Elevator car position fixing device |
| CN202296644U (en) * | 2011-09-30 | 2012-07-04 | 快意电梯有限公司 | Device for preventing accidental movement of elevator cage |
| CN105540380A (en) * | 2016-03-02 | 2016-05-04 | 赵健 | Emergency anti-falling safety device for building construction elevator |
| CN205916869U (en) * | 2016-07-15 | 2017-02-01 | 德尔法电梯有限公司 | Elevator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107089570A (en) * | 2017-06-29 | 2017-08-25 | 徐州德坤电气科技有限公司 | A kind of elevator lifting security protection system control method |
| CN108128686A (en) * | 2017-12-25 | 2018-06-08 | 波士顿电梯（湖州）有限公司 | A kind of safe rescue elevator |
| CN108163672A (en) * | 2017-12-25 | 2018-06-15 | 波士顿电梯（湖州）有限公司 | A kind of elevator of jet buffering fall arrest |
| CN108975121A (en) * | 2018-08-30 | 2018-12-11 | 住友富士电梯有限公司 | Anti-fall elevator and its control method |
| CN110759204A (en) * | 2019-11-11 | 2020-02-07 | 缙云旅程机械科技有限公司 | Elevator distress locking device |
| CN110759204B (en) * | 2019-11-11 | 2020-12-04 | 嘉兴市佳丝宝喷织股份有限公司 | Elevator distress locking device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |