CN112299183B - Elevator capable of realizing emergency video call - Google Patents
Elevator capable of realizing emergency video call Download PDFInfo
- Publication number
- CN112299183B CN112299183B CN202011463985.3A CN202011463985A CN112299183B CN 112299183 B CN112299183 B CN 112299183B CN 202011463985 A CN202011463985 A CN 202011463985A CN 112299183 B CN112299183 B CN 112299183B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- bevel gear
- control panel
- fixed plate
- 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.)
- Active
Links
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
Abstract
The invention discloses an elevator capable of realizing emergency video call, which relates to the technical field of elevators and comprises an elevator body, wherein a control panel is fixedly connected inside the elevator body, a fixed block is hinged on the inner wall of the control panel, a display screen is fixedly connected on the left side of the fixed block, a control rod is arranged at the bottom of the control panel, a first bevel gear is fixedly connected on the control rod, a sixth bevel gear is fixedly connected on the connecting part of the fixed block and the control panel, the fixed block is arranged on the display screen of the elevator capable of realizing emergency video call, the sixth bevel gear can be driven to rotate by rotating the control rod, the fixed rod can be driven to rotate under the condition that the sixth bevel gear rotates, the angle of the display screen can be adjusted through the rotation of the control rod, and victims can know the content of the display screen at different angles, the problems of anxiety and secondary injury of victims are reduced.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator capable of realizing emergency video call.
Background
An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode.
The elevator of present urgent video call when meeting accident, the victim probably can't stand inside the elevator for the victim can't observe the content of display screen, produces anxiety easily, probably causes the secondary damage to the victim, thereby has reduced the practicality of the elevator of urgent video call.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an elevator capable of realizing emergency video call, and solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an elevator capable of realizing emergency video call comprises an elevator body, wherein a control panel is fixedly connected inside the elevator body, a fixed block is hinged on the inner wall of the control panel, a display screen is fixedly connected to the left side of the fixed block, a control rod is arranged at the bottom of the control panel, a first bevel gear is fixedly connected to the control rod, a sixth bevel gear is fixedly connected to the connecting part of the fixed block and the control panel, the sixth bevel gear is meshed with a fifth bevel gear, a second rotating rod is fixedly connected to the bottom of the fifth bevel gear, a fourth bevel gear is fixedly connected to the bottom of the second rotating rod, the right side of the fourth bevel gear is meshed with the top of a third bevel gear, a first rotating rod is fixedly connected to the right side of the third bevel gear, a second rotating rod is fixedly connected to the right side of the first rotating rod, and a first fixed plate is fixedly connected to the inner wall of the control panel, the bottom fixedly connected with first spring of first fixed plate, the bottom fixedly connected with second fixed plate of first spring, the top of control lever is rotated with the bottom of second fixed plate and is connected, the left side of second fixed plate is articulated with the one end of head rod.
Preferably, the bottom sliding connection of first fixed plate has the slide bar, the right side of slide bar is articulated with the other end of head rod, the left side second connecting rod of slide bar is articulated, fixedly connected with third fixed plate on control panel's the inner wall, the right side sliding connection of third fixed plate has the slider, the slider is articulated with the second connecting rod, the bottom of slider is articulated with the one end of fourth connecting rod, the other end and the dead lever of fourth connecting rod are articulated, the left side fixedly connected with stopper of dead lever.
Preferably, it has a loop bar to articulate on control panel's the inner wall, the inside sliding connection of loop bar has the movable rod, the left side and the display screen of movable rod are articulated, articulated with the one end of third connecting rod on the movable rod, sliding connection has the slide on control panel's the inner wall, the top of slide is articulated with the other end of third connecting rod, the right side fixedly connected with rack of slide.
Preferably, the left side fixedly connected with second spring of third fixed plate, the left side fixedly connected with stopper of second spring, the left side and the rack toothing of stopper.
Preferably, the fixing rod penetrates through the third fixing plate, and the fixing rod is movably connected with the third fixing plate.
Preferably, the control rod penetrates through the control panel, the control rod is movably connected with the control panel, and a floor button is arranged on the control panel.
Preferably, the bottom of the first fixing plate is fixedly connected with a telescopic rod, and the bottom of the telescopic rod is fixedly connected with the top of the second fixing plate.
Preferably, the top of the elevator body is fixedly connected with a camera.
Preferably, the number of the loop bars is two, each loop bar and the movable bar form a group, and the two loop bars are arranged at the upper end and the lower end of the display screen.
(III) advantageous effects
The invention provides an elevator capable of realizing emergency video call. The method has the following beneficial effects:
(1) this but elevator of video conversation promptly is provided with the fixed block on the display screen, and the rotation control pole can drive sixth bevel gear and rotate, can drive the dead lever under the circumstances of sixth bevel gear pivoted and rotate, can adjust the angle of display screen through the rotation of control lever, has solved the content that the victim can all know the display screen at the angle of difference, has reduced victim's anxiety and has caused the problem of secondary damage.
(2) This but elevator of video conversation promptly is provided with the stopper in control panel's inside, through the regulation to the control lever, the stopper that can control, can prevent that the personnel of not knowing from adjusting the display screen, only upwards promote the control lever and rotate the control lever again and just can adjust the angle of display screen, but further improved the practicality of this elevator of video conversation promptly.
Drawings
FIG. 1 is a schematic diagram of an overall apparatus of the present invention;
FIG. 2 is a schematic side view of a control panel according to the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
FIG. 4 is an enlarged view of part B of the present invention;
FIG. 5 is an enlarged view of the part C of the present invention.
In the figure: 1 elevator body, 2 control panel, 3 fixed block, 4 control levers, 5 first bevel gear, 6 first bevel gear, 7 first rotating lever, 8 third bevel gear, 9 fourth bevel gear, 10 second rotating lever, 11 fifth bevel gear, 12 sixth bevel gear, 13 first fixed plate, 14 first spring, 15 second fixed plate, 16 first connecting rod, 17 sliding rod, 18 second connecting rod, 19 loop bar, 20 movable rod, 21 third connecting rod, 22 sliding plate, 23 third fixed plate, 24 second spring, 25 limited block, 26 fixed rod, 27 fourth connecting rod, 28 sliding block, 29 display screen, 30 rack, 31 floor button, 32 camera, 33 telescopic link.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a but elevator of urgent video conversation, including elevator body 1, elevator body 1's inside fixedly connected with control panel 2, it has fixed block 3 to articulate on control panel 2's the inner wall, the left side fixedly connected with display screen 29 of fixed block 3, control panel 2's bottom is provided with control lever 4, fixedly connected with first bevel gear 5 on the control lever 4, fixedly connected with sixth bevel gear 12 on fixed block 3 and control panel 2's the position of being connected, sixth bevel gear 12 meshes with fifth bevel gear 11, the bottom fixedly connected with second dwang 10 of fifth bevel gear 11, the bottom fixedly connected with fourth bevel gear 9 of second dwang 10, the right side of fourth bevel gear 9 meshes with third bevel gear 8's top, the first dwang 7 of right side fixedly connected with of third bevel gear 8, the right side fixedly connected with second dwang 10 of first dwang 7.
Further, a first fixing plate 13 is fixedly connected to the inner wall of the control panel 2, a first spring 14 is fixedly connected to the bottom of the first fixing plate 13, a second fixing plate 15 is fixedly connected to the bottom of the first spring 14, the top of the control rod 4 is rotatably connected to the bottom of the second fixing plate 15, the left side of the second fixing plate 15 is hinged to one end of a first connecting rod 16, the bottom of the first fixing plate 13 is slidably connected to a sliding rod 17, the right side of the sliding rod 17 is hinged to the other end of the first connecting rod 16, one end of a left second connecting rod 18 of the sliding rod 17 is hinged to one end, a third fixing plate 23 is fixedly connected to the inner wall of the control panel 2, a sliding block 28 is slidably connected to the right side of the third fixing plate 23, the sliding block 28 is hinged to the other end of the second connecting rod 18, the bottom of the sliding block 28 is hinged to one end of a fourth connecting rod 27, and the other end of the fourth connecting rod 27 is hinged to a fixing rod 26, the left side of the fixed rod 26 is fixedly connected with a limiting block 25, the left side of the third fixed plate 23 is fixedly connected with a second spring 24, and the left side of the second spring 24 is fixedly connected with the limiting block 25.
Further, a sleeve rod 19 is hinged on the inner wall of the control panel 2, a movable rod 20 is slidably connected inside the sleeve rod 19, the number of the sleeve rods 19 is two, each sleeve rod 19 and the movable rod 20 form a group, the two sleeve rods 19 are arranged at the upper end and the lower end of the display screen, the left side of the movable rod 20 is hinged with the display screen 29, the movable rod 20 is hinged with one end of a third connecting rod 21, a sliding plate 22 is slidably connected on the inner wall of the control panel 2, the top of the sliding plate 22 is hinged with the other end of the third connecting rod 21, the right side of the sliding plate 22 is fixedly connected with a rack 30, a fixed rod 26 passes through the third fixed plate 23, the fixed rod 26 is movably connected with the third fixed plate 23, the control rod 4 passes through the control panel 2, the control rod 4 is movably connected with the control panel 2, a telescopic rod 33 is fixedly connected to the bottom of the first fixed plate 13, and the bottom of the telescopic rod 33 is fixedly connected with the top of the second fixed plate 15, the elevator capable of emergency video call is characterized in that a floor button 31 is arranged on the control panel 2, a camera 32 is fixedly connected to the top of the elevator body 1, the left side of the stopper 25 is meshed with the rack 30, the stopper 25 is arranged inside the control panel 2, the stopper 25 can be controlled by adjusting the control rod 4, the adjustment of the display screen 29 by an unconscious person can be prevented, the angle of the display screen 29 can be adjusted only by pushing the control rod 4 upwards and then rotating the control rod 4, the practicability of the elevator capable of emergency video call is further improved, the elevator capable of emergency video call is provided with a fixed block 3 on the display screen 29, the control rod 4 can be rotated to drive the sixth bevel gear 12 to rotate, the fixed rod 2 can be driven to rotate under the rotation of the sixth bevel gear 12, the angle of the display screen 29 can be adjusted through the rotation of the control rod 4, the problem of victim can all know the content of display screen 29 at different angles, reduced victim's anxiety and cause secondary damage is solved.
When the elevator is in operation (or in use), when a victim cannot stand on the elevator body 1 when taking the elevator body 1, the victim can push the control rod 4 upwards, the control rod 4 moves upwards to drive the second fixing plate 15 to move upwards, the second fixing plate 15 moves upwards to drive the first connecting rod 16 to move upwards, the first connecting rod 16 moves downwards to drive the sliding rod 17 to move leftwards, the sliding rod 17 moves leftwards to drive the second connecting rod 18 to move leftwards, the second connecting rod 18 moves leftwards to drive the sliding block 28 to move downwards, the sliding block 28 moves downwards to drive the fourth connecting rod 27 to move downwards, the fourth connecting rod 27 moves downwards to drive the fixing rod 26 to move rightwards, the fixing rod 26 moves rightwards to drive the limiting block 25 to move rightwards, the limiting block 25 moves rightwards to separate from the rack 30, and therefore the limiting block 25 cannot limit the rack 30, the sliding plate 22 can move, the control rod 4 moves upwards to enable the first bevel gear 5 to be meshed with the second bevel gear 6, the control rod 4 rotates again, the control rod 4 rotates to drive the first bevel gear 5 to rotate, the first bevel gear 5 rotates to drive the second bevel gear 6 to rotate, the second bevel gear 6 rotates to drive the first rotating rod 7 to rotate, the first rotating rod 7 rotates to drive the third bevel gear 8 to rotate, the third bevel gear 8 rotates to drive the fourth bevel gear 9 to rotate, the fourth bevel gear 9 rotates to drive the second rotating rod 10 to rotate, the second rotating rod 10 rotates to drive the fifth bevel gear 11 to rotate, the fifth bevel gear 11 rotates to drive the sixth bevel gear 12 to rotate, the sixth bevel gear 12 rotates to drive the fixing block 3 to rotate, the display screen 29 rotates through the fixing block 6, and the observation angle of the display screen 29 can be adjusted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An elevator capable of emergency video call, which comprises an elevator body (1), and is characterized in that: the elevator is characterized in that a control panel (2) is fixedly connected to the inside of the elevator body (1), a fixing block (3) is hinged to the inner wall of the control panel (2), a display screen (29) is fixedly connected to the left side of the fixing block (3), a control rod (4) is arranged at the bottom of the control panel (2), a first bevel gear (5) is fixedly connected to the control rod (4), a sixth bevel gear (12) is fixedly connected to the connecting portion of the fixing block (3) and the control panel (2), the sixth bevel gear (12) is meshed with a fifth bevel gear (11), a second rotating rod (10) is fixedly connected to the bottom of the fifth bevel gear (11), a fourth bevel gear (9) is fixedly connected to the bottom of the second rotating rod (10), the right side of the fourth bevel gear (9) is meshed with the top of a third bevel gear (8), and a first rotating rod (7) is fixedly connected to the right side of the third bevel gear (8), the right side fixedly connected with second dwang (10) of first dwang (7), fixedly connected with first fixed plate (13) on the inner wall of control panel (2), the bottom fixedly connected with first spring (14) of first fixed plate (13), the bottom fixedly connected with second fixed plate (15) of first spring (14), the top of control lever (4) is rotated with the bottom of second fixed plate (15) and is connected, the left side of second fixed plate (15) is articulated with the one end of first connecting rod (16), the bottom sliding connection of first fixed plate (13) has slide bar (17), the right side of slide bar (17) is articulated with the other end of first connecting rod (16), the left side of slide bar (17) is articulated with the one end of second connecting rod (18), fixedly connected with third fixed plate (23) on the inner wall of control panel (2), the right side of the third fixing plate (23) is connected with a sliding block (28) in a sliding manner, the sliding block (28) is hinged with the other end of the second connecting rod (18), the bottom of the sliding block (28) is hinged with one end of a fourth connecting rod (27), the other end of the fourth connecting rod (27) is hinged with a fixing rod (26), the left side of the fixing rod (26) is fixedly connected with a limiting block (25), the inner wall of the control panel (2) is hinged with a sleeve rod (19), the inner part of the sleeve rod (19) is connected with a movable rod (20) in a sliding manner, the left side of the movable rod (20) is hinged with a display screen (29), the movable rod (20) is hinged with one end of a third connecting rod (21), the inner wall of the control panel (2) is connected with a sliding plate (22) in a sliding manner, and the top of the sliding plate (22) is hinged with the other end of the third connecting rod (21), the right side fixedly connected with rack (30) of slide (22), the left side fixedly connected with second spring (24) of third fixed plate (23), the left side fixed connection stopper (25) of second spring (24), third fixed plate (23) is passed in dead lever (26), dead lever (26) and third fixed plate (23) swing joint.
2. An elevator capable of emergency video call according to claim 1, characterized in that: the control rod (4) penetrates through the control panel (2), and the control rod (4) is movably connected with the control panel (2).
3. An elevator capable of emergency video call according to claim 1, characterized in that: the bottom fixedly connected with telescopic link (33) of first fixed plate (13), the bottom of telescopic link (33) and the top fixed connection of second fixed plate (15).
4. An elevator capable of emergency video call according to claim 1, characterized in that: and a floor button (31) is arranged on the control panel (2).
5. An elevator capable of emergency video call according to claim 1, characterized in that: the top of the elevator body (1) is fixedly connected with a camera (32).
6. An elevator capable of emergency video call according to claim 1, characterized in that: the left side of the limiting block (25) is meshed with the rack (30).
7. An elevator capable of emergency video call according to claim 1, characterized in that: the number of the loop bars (19) is two, each loop bar (19) and the movable bar (20) form a group, and the two loop bars (19) are arranged at the upper end and the lower end of the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463985.3A CN112299183B (en) | 2020-12-14 | 2020-12-14 | Elevator capable of realizing emergency video call |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463985.3A CN112299183B (en) | 2020-12-14 | 2020-12-14 | Elevator capable of realizing emergency video call |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112299183A CN112299183A (en) | 2021-02-02 |
| CN112299183B true CN112299183B (en) | 2022-04-01 |
Family
ID=74487156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011463985.3A Active CN112299183B (en) | 2020-12-14 | 2020-12-14 | Elevator capable of realizing emergency video call |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112299183B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767843A (en) * | 2014-01-03 | 2015-07-08 | Lg电子株式会社 | Portable terminal |
| CN206047449U (en) * | 2016-08-31 | 2017-03-29 | 博仕通电梯有限公司 | A kind of Novel traction machine tube chamber welds with base frock |
| CN108625719A (en) * | 2017-03-17 | 2018-10-09 | 天津嘉韵汇河科技有限公司 | A kind of automatic sensing wind and rain environment window shutter |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100968455B1 (en) * | 2004-01-09 | 2010-07-07 | 삼성전자주식회사 | Display apparatus |
| CN105371077B (en) * | 2015-11-14 | 2018-05-25 | 合肥骇虫信息科技有限公司 | A kind of liquid crystal display positioner |
| CN107329531A (en) * | 2017-08-09 | 2017-11-07 | 苏州艾虎数码科技有限公司 | A kind of computer for being easy to adjust angle |
| CN107562132A (en) * | 2017-10-26 | 2018-01-09 | 成都丝迈尔科技有限公司 | A kind of computer display for being easy to adjust angle |
| CN108036181A (en) * | 2017-12-29 | 2018-05-15 | 南京云清普为通信科技有限公司 | A kind of fixing device of wireless telecom equipment |
| CN208516689U (en) * | 2018-06-20 | 2019-02-19 | 常州信息职业技术学院 | LCD TV plays screen in a kind of elevator |
| CN209342856U (en) * | 2018-11-13 | 2019-09-03 | 丁淑芹 | A kind of frequency modulation is set with anti-tune misloading |
| CN112017879B (en) * | 2020-07-10 | 2022-08-05 | 徐志伟 | High-voltage board keeps apart three station operating means of ground connection |
-
2020
- 2020-12-14 CN CN202011463985.3A patent/CN112299183B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767843A (en) * | 2014-01-03 | 2015-07-08 | Lg电子株式会社 | Portable terminal |
| CN206047449U (en) * | 2016-08-31 | 2017-03-29 | 博仕通电梯有限公司 | A kind of Novel traction machine tube chamber welds with base frock |
| CN108625719A (en) * | 2017-03-17 | 2018-10-09 | 天津嘉韵汇河科技有限公司 | A kind of automatic sensing wind and rain environment window shutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112299183A (en) | 2021-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9382099B2 (en) | Motorized height access device for tower cranes | |
| DE19911881A1 (en) | Passenger boarding bridge for handling aircraft parked forward (nose-in) at their rear or above the wing doors | |
| CN210528199U (en) | Elevator car safety window | |
| CN112299183B (en) | Elevator capable of realizing emergency video call | |
| CN208200078U (en) | A kind of elevator of adjustable operation panel height | |
| CN111824909A (en) | Intelligent elevator car door control device and control method thereof | |
| CN110847671A (en) | Vehicle chassis lifting type parking automatic deviation rectifying device and deviation rectifying method thereof | |
| CN113738084B (en) | High-protection type overhead working truck and working method | |
| CN214734284U (en) | Multi-platform operation equipment for overhauling rail contact net | |
| CN106400995B (en) | A kind of fireproof blocking device | |
| JPS6017210Y2 (en) | Device for pressure filters to move the frontmost filter plate in each case | |
| CN206985411U (en) | A kind of sliding-type lift button panel mechanism | |
| CN211644278U (en) | Elevator door safety device | |
| CN209467987U (en) | A kind of overhauling elevator safety guard | |
| RU99704U1 (en) | LIFTING DEVICE FOR LANDING AND DEPARTURE OF A PASSENGER IN A WHEELCHAIR INSTALLED IN A RAILWAY CAR | |
| CN212797375U (en) | Passenger boarding car | |
| CN111422730A (en) | A dual-purpose flap gate device of protection of stepping on for construction elevator | |
| CN207986441U (en) | A kind of elevator not taking up an area space of planes | |
| CN110450130A (en) | A kind of travelling bogie with mechanical-stretching arm | |
| CN216008371U (en) | Elevator with escape device | |
| CN219971548U (en) | Connecting platform of construction lifter | |
| CN105923508B (en) | The adaptive strain rail door system of multi-angle oblique elevator | |
| US4280593A (en) | Diagonal elevator | |
| CN214611375U (en) | Safety maintenance frame for elevator maintenance | |
| CN216945723U (en) | Reform transform long-range intelligent elevator |
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 |