CN101027239A - Device for the safety stop of an elevator car - Google Patents
Device for the safety stop of an elevator car Download PDFInfo
- Publication number
- CN101027239A CN101027239A CNA2004800440896A CN200480044089A CN101027239A CN 101027239 A CN101027239 A CN 101027239A CN A2004800440896 A CNA2004800440896 A CN A2004800440896A CN 200480044089 A CN200480044089 A CN 200480044089A CN 101027239 A CN101027239 A CN 101027239A
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- CN
- China
- Prior art keywords
- car
- vertical shaft
- fork
- spare
- safety
- 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
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Classifications
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- 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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
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- 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
- B66B1/46—Adaptations of switches or switchgear
- B66B1/48—Adaptations of mechanically-operated limit switches
-
- 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
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
- B66B5/0056—Safety of maintenance personnel by preventing crushing
- B66B5/0068—Safety of maintenance personnel by preventing crushing by activating the safety brakes when the elevator car exceeds a certain upper or lower position in the elevator shaft
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- 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
-
- 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
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The device (1) according to the invention for the safety stop of an elevator car (3), particularly in elevators without machine room and with a small free space at the top (4) and/or bottom (6) of the shaft in normal operation, is characterized in that it includes at least one box (9, 9') mounted relative to the shaft and level with the speed limiting cable (5) of the car overspeed safety device and provided with an articulated fork element (15, 15') that has an end adapted to engage at least one attachment element (21, 23) tied to said speed limiting cable (5) of the car overspeed safety device (7) in the service position of the device to arrest the cable and thus cause a safety stop of the elevator car (3), and to be disengaged from said attachment element (21, 23).
Description
The present invention relates to a kind of device that lift car safety stops that being used for, especially do not have the elevator of machine room and the elevator of this device of equipment.
The known elevator that does not have machine room and perhaps have the space of reduction at the top of vertical shaft (shaft) in the bottom needs extra measurement to be used for keeping survival space above car, is particularly useful for the maintenance technician who works on the top, cabin.
In order to reach this purpose, known have mechanical type car braking (arresting) to install, and it comprises having on constrain height towards stopping to locate the manually device of the bar of extension, define being used for upward maintenance technician's survival space of top, cabin.Yet such device can produce high on elevator structure and deletrious bearing stress.
The object of the invention is to correct these disavantage and proposes to be used for the device that the safety of lift car stops, be particularly useful for the elevator that in normal running, do not have machine room and have less clearance envelope in the top and/or the bottom of vertical shaft, characteristics are that it comprises the box spare (box) that at least one is installed and align with the speed limit cable of car overspeed safety device with respect to vertical shaft, and be provided with the fork spare that the joint bonded assembly has the end, the end the device control position (serviceposition) on be suitable for engaging at least one described speed limit cable that is attached to the car overspeed safety device accessory with the braking cable, therefore the safety that causes lift car stops, and on non-activity (inactive) position, break away from from described accessory, wherein for being bonded to each other in lift well with engaging of part of fork, accessory places suitable height at described fork spare on the control position and cable accessory, cause the braking of lift car with height place enough in vertical shaft, to reserve at least that safe space is used on the top, cabin or the operator of silo bottom.
Described accessory advantageously can be configured as olive shape, and still, any rigid pipe that is formed with the projection of end that can the engagement fork part all is suitable.
Described box spare can so be installed and make and to slide on low height with respect to vertical shaft vertically, turns back to reference altitude by spring in vertical shaft; Yet the fork part advantageously so install to make and slides in box spare vertically, for example on two vertical posts, turns back to reference altitude by spring, for the stopping distance that compensates car with thereby be connected poor (difference) of speed limit cable so far.The slip of the supporting member of this box spare or fork part highly is slightly larger than the longest safe stopping distance of car.For the survival space that the operator on the top, cabin provides has been considered this long car stopping distance.Therefore the height of survival space adds the longest car stopping distance corresponding to the accessory on cable with the height that engages of fork part in the vertical shaft.
In a single day the operator reaches the control position that the top, cabin just can obtain device, and it perhaps automatically carries out by directly actuating actuatable switches to check elevator, just utilizes the security service switch that embeds its lock in case the halfpace door is opened, and perhaps actuates when described door is opened.
Described fork spare can be for example rectangle and with the vertical plate of direct motor drive part pivotally attached in box spare plane, its have preferably outwards open be used for little gap hold described speed limit cable and engage with described accessory the groove end arranged.
Described box spare comprise be used for the speed limit cable by the vertical vertical shaft that forms at its structure wall suitable otch.
Described fork spare enters control position by the electromagnet with enough power supply supplies, with towards limiting cable shift fork spare and in its end that is configured as fork or opens groove shape it is received, and at the non-moving position of device it is broken away from.
Described fork spare advantageously connects axis with hinged in contrast to the fork end back mass with respect to its joint, therefore in operation, it reaches the position that engages naturally with the speed limit cable on level attitude, while is in abutting connection with the actuator of no power electromagnet, and it is slightly breaking away from from limiting cable on obliquity under the promotion of the electromagnet actuator of the switch in downstream (for example be used to check the switch that limits) power supply by being positioned at security interval when movable when non-, and wherein described electromagnet is actuated with normal running when car enters the security interval of vertical shaft.According to this set, must not switch in security procedure process on this for electromagnet, any blocking-up can be operated and be avoided to electromagnet, turns back to perch naturally at power fail situation lower device.
Certainly, device can comprise other accessory, for example is positioned at second accessory a little less than first element, and it has the longer safety distance that pushes up the vertical shaft top board from the cabin according to the standard that is provided, and wherein device has two-fold eminence security insurance in this case.Similarly in the bottom, device can be equipped with at least one accessory at security interval under the vertical shaft, is rolled in the hypervelocity of silo bottom owing to lift car to prevent the operator.
The invention still further relates to the elevator that is equipped with as the above car safety shutdown feature that limits.
By one exemplary embodiment the present invention is described below with reference to accompanying drawing, in the accompanying drawings:
Fig. 1 is the schematic elevational view that is equipped with according to the elevator of apparatus of the present invention;
Fig. 2 has shown the box spare according to apparatus of the present invention at non-moving position;
Fig. 3 has shown the box spare at control position; And
Fig. 4 has shown the box spare of the spring that has compression when lift car stops.
With reference to the accompanying drawings, Fig. 1 especially, according to this shown embodiment, the safe shutdown feature 1 that is used for lift car 3 is assembled to elevator, has remaining space in a small amount in the top and the bottom of vertical shaft.This device allows for the maintenance technician and keeps survival space in the top 4 and the bottom 6 of vertical shaft.
Device relates to the speed limit cable 5 of the car overspeed safety device 7 of operating in the rising of car and two processes that descend.
It comprises that two box spares stop with the safety of control car, and one for being used for 9 of vertical shaft top, another be used for 9 of its bottom '.These box spares 9,9 ' be identical and setting is alignd with the speed limit cable 5 of car safety device, wherein the speed limit cable is contained in by in the formed cable channel 11 of otch suitable in their upper and lower walls.They might directly be connected on the wall 13 of vertical shaft with transverse member, perhaps are connected on the car guide rail with suitable supporting member.
Each box spare 9,9 ' be provided with in box spare the hinged and fork spare in its plane 15,15 '.This fork part 15,15 ' be configured as rectangular plate and have forked end portions 17, it has the outside open groove that turns in the box spare.This fork end is suitable for holding speed limit cable 5 by certain interval when the fork part is delivered to the control position (Fig. 3) of level, and when when being installed in bottom electromagnet 19 in the box spare and will pitching part and be driven into the non-moving position of its bevelled (Fig. 2), speed limit cable 5 and its disengaging.
The fork spare of each box spare 15,15 ' all is provided with the piece (mass) opposite with forked end portions 17, it makes its position that is up to the standard naturally, utilizes forked end portions 17 to rest on the pushing member 29 of bottom electromagnet 19 in abutting connection with last adjacent elements 27 and the end that it is opposite simultaneously.When described electromagnet 19 is switched on, utilize pushing member 29 will pitch part 15 and shift its bevelled position onto and drive it away from speed limit cable 5.Fork part 15 is installed on the vertical movably strut member 31 with electromagnet 19, along vertical post 33 slips of two sidepieces that are connected to box spare.This strut member 31 maintains its lower position by returning elastically of two identical coil springs 35 (it is inserted on the top of post 33) between box spare upper wall and suitable strut member are folding.
The sliding stroke of strut member 31 in box spare has maxim 50cm through design, and it is corresponding to the longest stopping distance of the speed limit cable 5 by safety device 7, and the longest stopping distance of the lift car 3 that therefore is connected thereto by pipe link 34.In checking mode, when car with low speed (general 0.3m per second) when advancing, car stops in the about distance of 2-3cm, follows the short essay of the same distance of the strut member 31 in the box spare, and and then the low compression of return spring 35 (Fig. 4).
Two these olive-like piece on the speed limit cable are spaced apart from each other, one go up olive-like piece 23 with between car roof 37 and vertical shaft top board 4 highly at least one meter minimal security spatial control car stop, and olive-like piece 21 stops with bigger survival space control car down, the operator can uprightly stand on the top, cabin 37 there, thereby between car roof 37 and vertical shaft top board 4 about two meters free height is arranged.
Last safety stops control capsule spare 9 and is arranged on the height place that limits in the vertical shaft with respect to this olive- like piece 21,23 on the speed limit cable 5, so the slide displacement in the box spare is taken into account the stopping control described survival space can be provided of the fork spare 15 by each olive-like piece.
Following box spare 9 ' operation associated with following olive-like piece 21, when it is in height suitable in the vertical shaft, be used for for the operator at the bottom of silo bottom 6 is provided at car 39 and silo bottom 6 between have the highly for example survival space of 0.50m.
9 with 9 ' box spare is operation associated with inspection qualification switch down on each, is mounted in last switch 41 that pushes up in the cabin and the following switch 43 that is installed in the bilge 39 respectively.Last switch 41 comprise the movable bar with lateral wheel 45 that is connected to cabin top 37 and by spring rest in be connected on the lift well vertically vertically on the cam 47.Rest in bar 45 on the cam 47 corresponding to closed circuit position, wherein electromagnet is switched in normal running and fork part 15 is tilted to break away from from speed limit cable 5.When switch was not connected with cam 47, circuit disconnection and fork part 15 can turn back to the horizontal service position of device subsequently.
Similarly, following switch 43 comprises lower whorl bar 49, itself and following vertically vertically cam 51 collaborative works closing electromagnets circuit cut off when not contacting also with when resting in cam on the time in vertical shaft.
The function of box spare is also opened the safety switch (not shown) by a series of halfpace doors in main master cock (not shown) and the elevator and is controlled, wherein, main master cock was actuated before checking by the operator, in a single day open when any halfpace door of elevator, the halfpace door is opened safety switch and is just triggered safety device.Switch can become to be installed in the box spare control circuit serially.
The operation of device just will be described now and easily be understood based on following description.
Maintenance operator pushes away main master cock.So actuate safety device 1, it makes on whole length of travel of car 3 last 9 and the following electromagnet 19 stand-by (deactivate) of 9 ' box spare on each, and fork part 15 engages speed limit cables 5.Car is advanced with low speed (general 0.3m/s).Checking end of travel, elevator control circuit opened by qualification switch 41 or 43 and car stops.Safety device 1 is only triggered when this process exception is carried out; If car continues to move, for example make progress, the fork spare of last box spare 15 has blocked the following olive-like piece 21 of safety device cable with flip flop equipment and at the first safety obstacle place of device braking car, therefore provides about 2m high space between top 37, cabin and vertical shaft top board 4.If following olive-like piece 21 has unexpectedly been made mistakes, fork part 15 blocks olive-like piece 23 and guarantees that second safety obstacle is to provide minimum survival space to the operator.
After having carried out maintenance operation, and in case cut off main master cock and all elevator halfpace doors when all closing, device 1 turns back to normal elevator operation as mentioned above, and wherein, the electromagnet 19 that drives fork part 15 is only switched on when the upper and lower portion timesharing that lift car enters vertical shaft.
Fork spare in should attention device can also directly engage the bar of overspeed safety device with the braking lift car.
Claims (16)
1. device (1) that the safety that is used for lift car (3) stops, be particularly useful in normal running, not having elevator machine room and that have less clearance envelope in top (4) and/or bottom (6) of vertical shaft, it is characterized in that it comprise at least one install with respect to vertical shaft and with the mutually neat box spare (9 of the speed limit cable (5) of car overspeed safety device, 9 '), and be provided with the fork spare (15 that the joint bonded assembly has end (17), 15 '), described end is suitable for engaging the accessory (21 that at least one is attached to the described speed limit cable (5) of car overspeed safety device (7) at the control position of device, 23), the safety that also therefore causes lift car (3) with the braking cable stops, and when being in non-moving position and described accessory (21,23) break away from, wherein, be in the described fork spare (15) and the cable accessory (21 of control position, 23) in lift well, interosculate and be positioned suitable height to be used for accessory (21,23) with fork the engaging of part (15), cause the braking of lift car with height place enough in vertical shaft, to reserve at least that safe space is used on top, cabin (37) or the operator of silo bottom (6).
2. according to the device described in the claim 1, it is characterized in that described accessory (21,23) is configured as olive shape or is formed with any rigid pipe of the projection of end (17) that can engagement fork part (15).
3. according to each described device in claim 1 and 2, it is characterized in that, described box spare (9,9 ') is through installing so that vertically slide with respect to vertical shaft, it turns back to reference altitude in the vertical shaft by spring (35), so as the stopping distance of compensation car (3) with thus be connected the poor of so far speed limit cable (5).
4. according to each described device in claim 1 and 2, it is characterized in that, the strut member (31) of fork part (15,15 ') through installing so that in box spare (9,9 '), vertically slide, be used for turning back to reference altitude in the vertical shaft by spring (35), so as the stopping distance of compensation car (3) with thus be connected the poor of so far speed limit cable (5).
5. according to each described device in claim 3 and 4, it is characterized in that, the slip of described supporting member (31) of box spare (9,9 ') or fork part highly is slightly larger than the longest safe stopping distance of car (3), and is used for having considered at the operator's on top, cabin survival space this long stopping distance of car (3).
6. according to each described device in the claim before, it is characterized in that, in a single day the operator reaches the control position that top, cabin (37) just obtains device, it is by directly actuating actuatable switches to check elevator, perhaps automatically carry out, just utilize the security service switch that embeds its lock in case the halfpace door is opened, perhaps when described door is opened, actuate.
7. according to each described device in the claim before, it is characterized in that, described fork spare (15,15 ') be in box spare (9,9 ') plane with the vertical rectangular plate of motor-driven part (19) pivotally attached, its have preferably outwards open be used for less gap hold described speed limit cable (5) and engage with described accessory (21,23) groove end (17) arranged.
8. according to the device described in the claim 7, it is characterized in that, described fork spare (15,15 ') enters control position with towards limiting cable (5) shift fork spare (15) and in forked end portions (17) it is received by the electromagnet (19) with the supply of enough power supplys, and at the non-moving position of device it is broken away from.
9. according to the device described in the claim 7, it is characterized in that, described fork spare (15,15 ') connect axis with hinged with respect to its joint in contrast to the back mass (25) of fork end (17), therefore in operation, it reaches the position that engages naturally with speed limit cable (5) on level attitude, rest in simultaneously on the actuation mean (29) of cold electromagnet (19), and when treat that the time spent, it broke away from qualification cable (5) under the promotion of the actuator (29) of electromagnet (19), and be in obliquity, wherein, electromagnet (19) is by being positioned at the slightly switch (41 in downstream of safety zone, 43) power supply, described switch is the qualification switch for being used to check for example, wherein, and in normal running, when car (3) entered the safety zone of vertical shaft, described electromagnet (19) was actuated.
10. according to each described device in the claim before, it is characterized in that, described box spare (9,9 ') comprise be used for speed limit cable (5) by suitable otch at its vertical channel (11) of forming of structure wall.
11. according to each described device in the claim before, it is characterized in that, it comprises second accessory (21) of location a little less than first element (23), it has longer safety distance from cabin top (37) to vertical shaft top board (4) according to the standard that is provided, and wherein device has the two-fold safety in this case.
12., it is characterized in that in the bottom, security interval is equipped with at least one accessory under vertical shaft according to each described device in the claim before, rolled by lift car at silo bottom (6) to prevent the operator.
13. according to each described device in the claim before, it is characterized in that, it twocouese speed limit cable (5) that comprises the car overspeed safety device is to stop lift car in the rising and two processes that descend, and comprise that two box spares (9,9 ') stop with the safety of control car, one (9) are used for the vertical shaft top and another (9 ') are used for its bottom, and each all provides at least one safe space in top (4) and the end (6) of vertical shaft for the operator respectively.
14. according to the device described in the claim 13, it is characterized in that, (9) and following (9 ') box spare are operation associated with inspection qualification switch on each, described inspection limits the following switch (43) that switch is mounted in the last switch (41) on top, cabin (37) respectively and is installed in the bilge (39), wherein going up switch (41) comprises movable bar (45) with the lateral wheel that is connected to cabin top (37) and rests in by spring on the vertical vertical cam (47) that is connected to lift well in closed circuit position, so that give in the normal elevator position electromagnet (19) energising so that fork part (15) tilts itself and speed limit cable (5) disengaging, and leave with contacting of cam (47) and pitch the horizontal service position that part (15) turns back to device with cut off and permission, and wherein, similarly, following switch (43) comprises lower whorl bar (49), itself and the following vertical closing electromagnets circuit (19) with on resting in cam time of cam (51) collaborative work longitudinally in vertical shaft, and when not contacting cut off.
15. according to claim 1, each described device is characterized in that among the 3-6, fork part (15,15 ') directly engages the bar of overspeed safety device (7) with braking lift car (3).
16. an elevator is characterized in that, it is equipped with according to each described car safety stop control (1) in the claim before.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2004/003216 WO2006035264A1 (en) | 2004-09-29 | 2004-09-29 | Device for the safety stop of an elevator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101027239A true CN101027239A (en) | 2007-08-29 |
Family
ID=34958755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800440896A Pending CN101027239A (en) | 2004-09-29 | 2004-09-29 | Device for the safety stop of an elevator car |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1799602A1 (en) |
| JP (1) | JP4664370B2 (en) |
| CN (1) | CN101027239A (en) |
| WO (1) | WO2006035264A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979298A (en) * | 2010-10-20 | 2011-02-23 | 日立电梯（中国）有限公司 | Elevator safety stop trigger device |
| CN102009891A (en) * | 2010-11-29 | 2011-04-13 | 江南嘉捷电梯股份有限公司 | Elevator safety protection system |
| CN102795525A (en) * | 2012-08-03 | 2012-11-28 | 西继迅达（许昌）电梯有限公司 | Brake device of top rushing prevention elevator and elevator system |
| CN102849548A (en) * | 2012-06-20 | 2013-01-02 | 天津大学 | Elevator speed controller for rated-speed-exceeding running and control method of controller |
| CN103787173A (en) * | 2012-10-30 | 2014-05-14 | 通力股份公司 | Elevator and method |
| CN103863924A (en) * | 2012-12-12 | 2014-06-18 | 株式会社日立制作所 | Elevator without machine room |
| CN104684834A (en) * | 2012-09-25 | 2015-06-03 | 奥的斯电梯公司 | Compensatory measure for low overhead or low pit elevator |
| CN106414295A (en) * | 2014-01-21 | 2017-02-15 | 通力股份公司 | Elevator provided with a safety apparatus arrangement, and a safety apparatus |
| CN107187988A (en) * | 2017-06-30 | 2017-09-22 | 快意电梯股份有限公司 | Brake device for elevator and its shift mechanism |
| CN115465756A (en) * | 2022-11-14 | 2022-12-13 | 南通新居美环保科技有限公司 | Multifunctional household lifter |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1817251B1 (en) | 2004-12-03 | 2015-03-04 | Otis Elevator Company | Safety device for use in an elevator system |
| US8162108B2 (en) | 2006-06-30 | 2012-04-24 | Otis Elevator Company | Elevator having a limit switch for controlling power to the drive system as an elevator car approaches a shallow pit or a low overhead |
| US8136637B2 (en) | 2006-06-30 | 2012-03-20 | Otis Elevator Company | Safety device for securing minimum spaces at the top or bottom of an elevator shaft being inspected, and elevator having such safety devices |
| EP2682360B1 (en) * | 2006-11-20 | 2016-08-10 | Mitsubishi Electric Corporation | Elevator system |
| FI120788B (en) * | 2008-06-30 | 2010-03-15 | Kone Corp | Elevator arrangement |
| CN101891090B (en) * | 2010-06-13 | 2012-12-26 | 上海东锐风电技术有限公司 | Lower limit anti-collision device of special elevator of stepped fan drum |
| JP5449127B2 (en) * | 2010-12-28 | 2014-03-19 | 株式会社日立製作所 | elevator |
| CN102275793B (en) * | 2011-08-16 | 2013-04-24 | 湖南海诺电梯有限公司 | Elevator protective device |
| CN103896124B (en) * | 2012-12-27 | 2016-07-06 | 北京升华电梯有限公司 | Multistage limiting speed of driving speed device device |
| CN103496622B (en) * | 2013-09-09 | 2015-11-18 | 费传华 | With the elevator of rope broken protector |
| CN105035906A (en) * | 2015-08-21 | 2015-11-11 | 李宝 | Vertical lift elevator with anti-falling device |
| EP3153446B1 (en) * | 2015-10-09 | 2018-10-03 | KONE Corporation | Elevator safety device |
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| GB197790A (en) * | 1922-03-15 | 1923-05-24 | Lyons & Co Ltd J | Improvements in or relating to systems of control for lifts |
| GB252122A (en) * | 1925-05-13 | 1926-09-09 | Waygood Otis Ltd | Improvements in or relating to electric elevator systems |
| JPS5228189B2 (en) * | 1973-07-26 | 1977-07-25 | ||
| JPS54135463U (en) * | 1978-03-13 | 1979-09-20 | ||
| JPS63119577U (en) * | 1987-01-26 | 1988-08-02 | ||
| JPS63288885A (en) * | 1987-05-22 | 1988-11-25 | 株式会社日立ビルシステムサービス | Safety device for elevator |
| CA2166841C (en) * | 1995-01-31 | 2006-08-22 | Heinrich Foelix | Temporary working space protection |
| JP4107728B2 (en) * | 1998-09-07 | 2008-06-25 | 東芝エレベータ株式会社 | Elevator equipment |
-
2004
- 2004-09-29 WO PCT/IB2004/003216 patent/WO2006035264A1/en active Application Filing
- 2004-09-29 JP JP2007534102A patent/JP4664370B2/en not_active Expired - Fee Related
- 2004-09-29 CN CNA2004800440896A patent/CN101027239A/en active Pending
- 2004-09-29 EP EP04769540A patent/EP1799602A1/en not_active Ceased
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979298B (en) * | 2010-10-20 | 2013-03-13 | 日立电梯（中国）有限公司 | Elevator safety stop trigger device |
| CN101979298A (en) * | 2010-10-20 | 2011-02-23 | 日立电梯（中国）有限公司 | Elevator safety stop trigger device |
| CN102009891A (en) * | 2010-11-29 | 2011-04-13 | 江南嘉捷电梯股份有限公司 | Elevator safety protection system |
| CN102849548A (en) * | 2012-06-20 | 2013-01-02 | 天津大学 | Elevator speed controller for rated-speed-exceeding running and control method of controller |
| CN102795525A (en) * | 2012-08-03 | 2012-11-28 | 西继迅达（许昌）电梯有限公司 | Brake device of top rushing prevention elevator and elevator system |
| US9809420B2 (en) | 2012-09-25 | 2017-11-07 | Otis Elevator Company | Compensatory measure for low overhead or low pit elevator |
| CN104684834A (en) * | 2012-09-25 | 2015-06-03 | 奥的斯电梯公司 | Compensatory measure for low overhead or low pit elevator |
| CN103787173A (en) * | 2012-10-30 | 2014-05-14 | 通力股份公司 | Elevator and method |
| CN103787173B (en) * | 2012-10-30 | 2017-12-19 | 通力股份公司 | lift and method |
| CN103863924A (en) * | 2012-12-12 | 2014-06-18 | 株式会社日立制作所 | Elevator without machine room |
| CN103863924B (en) * | 2012-12-12 | 2016-05-04 | 株式会社日立制作所 | Machine room-less elevator |
| CN106414295A (en) * | 2014-01-21 | 2017-02-15 | 通力股份公司 | Elevator provided with a safety apparatus arrangement, and a safety apparatus |
| CN107187988A (en) * | 2017-06-30 | 2017-09-22 | 快意电梯股份有限公司 | Brake device for elevator and its shift mechanism |
| CN115465756A (en) * | 2022-11-14 | 2022-12-13 | 南通新居美环保科技有限公司 | Multifunctional household lifter |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006035264A1 (en) | 2006-04-06 |
| JP2008514527A (en) | 2008-05-08 |
| EP1799602A1 (en) | 2007-06-27 |
| JP4664370B2 (en) | 2011-04-06 |
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