WO1997031852A1 - Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen - Google Patents
Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen Download PDFInfo
- Publication number
- WO1997031852A1 WO1997031852A1 PCT/CH1997/000075 CH9700075W WO9731852A1 WO 1997031852 A1 WO1997031852 A1 WO 1997031852A1 CH 9700075 W CH9700075 W CH 9700075W WO 9731852 A1 WO9731852 A1 WO 9731852A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- brake shoe
- brake
- wedge
- shaped
- safety device
- 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.)
- Ceased
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
- B66B5/16—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
- B66B5/22—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 by means of linearly-movable wedges
Definitions
- the present invention relates to a brake safety device, in particular for elevator cars with a first brake shoe which can be loaded by at least one spring package and a wedge-shaped one on one
- Inclined guide slidably mounted second brake shoe and at least one toothed roller provided in an opening of the second brake shoe and intended to cooperate with the inclined guide and a rail.
- the invention further relates to a brake shoe for a brake safety device.
- the one brake shoe between the lower part and the upper part has two inclined planes, which is a welded construction. All of the force is absorbed on the front by a welded construction.
- This known brake shoe is somewhat difficult to set and can withstand higher loads less. It is the object of the present invention to avoid the disadvantages of the prior art and to create a brake safety device which has a simpler, more stable construction and which offers greater safety.
- the safety gear of the same size as a known one should have about twice the power.
- the first brake shoe comprises an upper part and a lower part separated by an inclined plane from the upper part and the displacement of the upper part is limited by bolts and the upper part is guided by the same and the first and second brake shoes on the opposite sides with Cross grooves are provided.
- An advantage of the brake safety device according to the invention is that it can be released from the catch without any problems, and difficulties can arise with known constructions.
- the brake catch device is brought out of the catch with the drive motor for the lift.
- the brake safety device can generate twice as much power as a known device of approximately the same size.
- a wedge-shaped third brake shoe is provided. This has the advantage that the brake safety device can be used both for conventional downward catching and for upward catching.
- Fig. 1 shows a section along line I-1 of Fig. 3, showing the
- FIG. 3 shows a section along line HI-HI of FIG. 2,
- FIG. 5 is a plan view according to arrow A of FIG. 4 on the known brake shoe
- FIG. 6 is a side view, partly in section, of the brake safety device in the rest position
- 9 is a top view, partially in section, 10 is a side view, partly in section, of the brake catch device in the intermediate position with a double shoe at the stop,
- FIG. 14 is a view according to arrow B of FIG. 12,
- 15 is a side view, partly in section, of a second exemplary embodiment of the brake safety catch with the catch up and down in the rest position,
- 16 is a side view, partly in section, of a brake catch device in the catch upward,
- FIG. 17 shows a cross section through the device according to FIG. 15,
- FIG. 18 shows a cross section through the device according to FIG. 16,
- 19 is a side view, partly in section, of a brake safety catch with the catch downward,
- Fig. 1 is a section along line II of Fig. 3 and shows a lift arrangement with two brake devices. At the top is a motor 1 and a gear 2, a wheel 3 for the elevator ropes 4 and a speed limiter 5, 6. Das Rope 4 is on the one hand on the cabin 7 and on attached to the counterweight 8.
- a brake safety device 10 is arranged on a double frame 9 guided around the cabin 7 on both sides of the cabin. The two braking devices can also be installed underneath the cabin and are each connected to one another by a square tube.
- the release lever 11 is mounted on one of the brake safety devices. This is attached to a steel cable 12 which runs over the speed limiter 5, 6 and is always tensioned with a weight 13. This rope runs at the same speed with every cabin movement.
- FIG. 2 shows a section along line II-II of FIG. 3.
- Fig. 3 shows a section along line III-IH of Fig. 2. From this
- the figure shows the square tube 16, which connects the two brake safety devices 10 and 17 to one another.
- FIG. 4 shows a partial longitudinal section through the brake shoe according to the prior art.
- recesses 18 and 19 of a rear wall 20 are on inclined planes 21 and 22 of the rear wall
- Compression springs 23 and 24 loaded wedges 25 and 26 are mounted.
- the wedges are provided with mudguards 27 and 28.
- spring assemblies 29 and 30 are arranged, which are embedded in the rear wall with holding pins 31 and 32.
- the spring assembly 29 and the spring assembly 30 are shown in a relieved position.
- a threaded extension 33 and 34 adjoins the retaining bolts 31 and 32.
- the two wedges 25 and 26 have a stop 35, respectively. 36 on the back wall.
- FIG. 5 shows a top view of the brake shoe according to arrow A of FIG. 4. It consists of a welded construction with two longitudinal flat bars 39 and 40 and two transverse flat bars 41 and 42.
- FIG. 6 shows a side view, partly in section, of a brake safety device 10 according to the invention in the rest position.
- a housing 43 is held by two rods 44 and 45 in two side plates, not shown in this figure, which are arranged above the elevator car.
- One rod 45 is provided with a spring 46 for floating suspension of the housing 43 within the side plates.
- a stop screw 77 for the housing 43 is provided in one of the side plates.
- a first brake shoe 47 mounted in the housing comprises a lower part 48 and an upper part 49.
- Two spring assemblies 50 and 51 are arranged below the lower part 48, within each of which a guide pin 52 and 53 is arranged centrally.
- the guide bolts 52 and 53 extend through the lower part 48.
- the lower part 48 designed as an inclined plane 75, is fixed in its position by the two guide bolts 52 and 53 and a screw 54.
- the upper part 49 is the actual brake shoe element and is by a heavy-duty spring pin, not shown in this figure, is movably fixed in the lower part and is held in its braking position by a guided compression spring 69 and by the guide pin 53.
- the guide pin 53 of the lower part 48 bears against an opposite recess 55 of the upper part 49 at the bottom.
- the guide pin 52 is not in this position of the recess 56 of the upper part 49.
- the upper part 49 is provided on its side facing the rail 14 with transverse grooves 57 (transverse to the longitudinal direction of the rail) which increase the braking force.
- the housing is designed as an inclined guide 58 for the second wedge-shaped brake shoe 15.
- a cover plate 60 is fastened to the housing 43 with two screws 59.
- the wedge-shaped brake shoe 15 has a groove 61 on the side adjacent to the cover plate 60, in which engage two screws 62 screwed into the cover plate.
- a toothed roller is arranged within the wedge.
- the formation of the second brake shoe as a wedge with sprocket is known.
- a tab 64 attached to the lever is pressed against the wedge at the bottom with the aid of a compression spring 65 and a bolt 66.
- the bolt 66 is secured within the wedge.
- the release lever 11 can be connected to the square tube with the corresponding release lever of the second brake catching device attached to the cabin, so that this is also triggered.
- the wedge 15 is provided on its side facing the rail 14 with transverse grooves 68 (transverse to the longitudinal direction of the rail). This arrangement of the grooves also increases the braking force of the second wedge-shaped brake shoe 15.
- the upper part 49 of the first brake shoe and the second wedge-shaped brake shoe are made of special cast iron. A more stable and simpler construction with higher security is guaranteed than in the state of the art. With the brake safety device according to the invention, twice the braking force can be generated as with a known device of approximately the same size.
- FIG. 7 shows a plan view of the brake safety device according to FIG.
- FIG. 8 shows a side view of the brake safety device according to FIG.
- FIG. 9 shows a top view of the brake safety device according to FIG. 8.
- 10 shows a side view of the brake safety device in the intermediate position.
- the "from the catch-lifting" of the lift cabin is greatly facilitated by the invention.
- the upper part 49 slides on the inclined plane of the lower part 48 until the guide pin 53 limits its displacement on the upper part 70 of the recess 55.
- the compression spring 69 is compressed. In this position, the springs 50 and 51 are already relieved.
- the wedge-shaped jaw 15 is disengaged further by the lever 11, pin 66, spring 65 and tab 64 by means of a return spring, not shown.
- the spring 45 brings the safety device back into the rest position and the compression spring 69 brings the upper part 49 back into its initial position.
- the identical starting position is ensured by the stop on the guide pin according to FIG. 6.
- FIG. 11 shows a top view of the brake safety device according to FIG. 10.
- FIG. 13 shows a top view of the brake shoe according to FIG. 12 with the side parts 71 of the lower part 48 and a stop 72 for the guided compression spring 69. Furthermore, the heavy-duty spring pin 73 can be seen, which slides the upper part 49 on the lower part 48 fixed. The heavy clamping pin 73 is displaceable within an elongated opening 74 when the upper part 49 is displaced against the lower part 48 along the inclined plane 75. The lower part 48 is milled from one piece.
- FIG. 14 shows a view according to arrow B of FIG. 12.
- FIGS. 15 to 22 A further exemplary embodiment of the invention is shown in FIGS. 15 to 22, in which a third wedge-shaped brake shoe is also provided, which serves for the safety catch device also to act upwards.
- the first and second brake shoes in the second exemplary embodiment according to FIGS. 15 to 22 are of the same design as in the first exemplary embodiment.
- 15 shows a side view, partly in section, of the second exemplary embodiment of the brake safety device 78.
- the first brake shoe 47 is of the same design as the first exemplary embodiment, which is why its detailed description is omitted, since it is described in the description with reference to FIGS. 1 to 14 is disclosed.
- a holder 79 for the rods 44 and 45 can be seen.
- the second, wedge-shaped brake shoe 15 and a third wedge-shaped brake shoe 80 are in the rest position.
- the second wedge-shaped brake shoe 15 is of the same design as in the first exemplary embodiment according to FIGS. 1 to 14.
- the rods 44 and 45 are connected to a holder 81 on the left side of the housing 43.
- the second wedge-shaped brake shoe 15 and the third wedge-shaped brake shoe 80 are connected to one another in an articulated manner by a connecting member 82.
- the second, wedge-shaped brake shoe 15 bears against an inclined guide 96 of the housing 43 and the third wedge-shaped brake shoe 80 bears against an inclined guide 97 of the housing 43.
- This movement of the wedge-shaped brake shoe 80 downwards (into the housing) results in a horizontal displacement of the brake shoe in the housing due to the inclined plane of the contact surface, which contacts the upper part 49 of the first brake shoe 47 and the brake pad 84 of the third wedge-shaped brake shoe 80 Bring with the guide rail 14 and compress the spring assemblies 50 and 51 (spring force is effective).
- the spring force, resulting from the spring assemblies 50 and 51, is determined by means of documents 85.
- the inclined guide 98 in the housing 43 serves to support the roller 83 of the third wedge-shaped brake shoe 80.
- the second wedge-shaped brake shoe 15 is in the catching position after 16 below the housing 43 and not in contact with the rail 14.
- the three inclined guides 96, 97 and 98 are located in the same housing 43.
- FIG. 17 shows a cross section through the device according to FIG. 15.
- FIG. 18 shows a cross section through the device according to FIG.
- FIG. 19 shows a side view, partly in section, of the second exemplary embodiment of the brake safety device 78, namely in the position in the catch downward. This position has already been described with regard to the first embodiment.
- the second wedge-shaped brake shoe is located in the housing 43 with the toothed roller 76 opposite the rail 14.
- the third wedge-shaped brake shoe 80 is located above the second wedge-shaped brake shoe 15 without contact with the rail 14.
- the mode of operation of the first brake shoe 47 is the same as in the case of first embodiment.
- the oblique guide 98 inside the housing 43 serves to withdraw the roller 76 of the second wedge-shaped brake shoe 15.
- FIG. 20 shows a view along line XX-XX of FIG. 19.
- FIG. 21 shows a view of the third wedge-shaped brake shoe and FIG. 22 shows a section through the same.
- the third wedge-shaped brake shoe 80 comprises a recess 86 for the longitudinally displaceable receiving of a support roller 83.
- the roller is held with an axis 88 in a roller holder 89 and is guided in two lateral slots 90 and 91 of the brake shoe 80.
- the roller holder 89 is connected to a guide pin 92 which is arranged to be displaceable into a guide tube 94 against the pressure of a compression spring 93.
- the underside 95 of the brake shoe 80 that comes into contact with the rail 14 is provided with a brake lining 84 and, under the same, with an adjustment pad 85.
- the roller 83 must assume a certain position, which is why it is spring-loaded.
- the roller guides the wedge-shaped third brake shoe 80 and does not touch the rail 14.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Braking Arrangements (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU17636/97A AU1763697A (en) | 1996-03-01 | 1997-02-28 | Safety catch and brake block, in particular for lift cars |
| DE19780136T DE19780136D2 (de) | 1996-03-01 | 1997-02-28 | Bremsfangvorrichtung und Bremsbacke, insbesondere für Aufzugskabinen |
| AT97903193T ATE195491T1 (de) | 1996-03-01 | 1997-02-28 | Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen |
| DE59702206T DE59702206D1 (de) | 1996-03-01 | 1997-02-28 | Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen |
| EP97903193A EP0883567B1 (de) | 1996-03-01 | 1997-02-28 | Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH537/96 | 1996-03-01 | ||
| CH53796 | 1996-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1997031852A1 true WO1997031852A1 (de) | 1997-09-04 |
Family
ID=4189299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CH1997/000075 Ceased WO1997031852A1 (de) | 1996-03-01 | 1997-02-28 | Bremsfangvorrichtung und bremsbacke, insbesondere für aufzugskabinen |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0883567B1 (de) |
| AT (1) | ATE195491T1 (de) |
| AU (1) | AU1763697A (de) |
| DE (2) | DE59702206D1 (de) |
| WO (1) | WO1997031852A1 (de) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0968954A1 (de) * | 1998-07-03 | 2000-01-05 | Cobianchi Liftteile Ag | Bremsfangvorrichtung, insbesondere für Aufzugskabinen |
| WO2000032507A1 (es) * | 1998-12-02 | 2000-06-08 | Luis Fernando Simal Dominguez | Elemento elastico para frenos de sistemas guiados |
| ES2146167A1 (es) * | 1998-05-13 | 2000-07-16 | Orona S Coop | Freno de seguridad para una cabina de ascensor. |
| ES2154200A1 (es) * | 1998-12-22 | 2001-03-16 | Dynatech Dynamics & Technology | Sistema de emergencia para ascensores, de doble efecto, ascendente y descendente. |
| KR20020074095A (ko) * | 2002-08-02 | 2002-09-28 | 박임준 | 제동장치 |
| EP1460019A1 (de) * | 2003-03-20 | 2004-09-22 | Thyssenkrupp Elevator Manufacturing France S.A.S. | Entriegelungsvorrichtung für eine Fangvorrichtung einer Aufzugskabine, sowie die Fangvorrichtung somit ausgerüstet |
| KR100682039B1 (ko) | 2005-09-23 | 2007-02-12 | 주식회사 세아전기 | 엘리베이터용 양방향 로프 브레이크 |
| CN103492302A (zh) * | 2011-04-19 | 2014-01-01 | 奥的斯电梯公司 | 具有制动器释放特征的电梯制动器 |
| CN105819302A (zh) * | 2016-05-31 | 2016-08-03 | 石家庄五龙制动器股份有限公司 | 夹绳器 |
| USRE47035E1 (en) | 1998-12-31 | 2018-09-11 | Otis Elevator Company | Wedge clamp type termination for elevator tension member |
| EP3828116A1 (de) * | 2019-11-29 | 2021-06-02 | Inventio AG | Fangbremse für eine aufzuganlage und aufzuganlage |
| CN113896072A (zh) * | 2021-09-10 | 2022-01-07 | 伟龙意程智能科技(江苏)有限公司 | 一种电梯用锲块型制动元件组成的安全钳 |
| DE202022100182U1 (de) | 2022-01-13 | 2022-01-20 | Wittur Holding Gmbh | Auslöseeinheit zum Betätigen einer Aufzugbremsvorrichtung |
| DE202022100179U1 (de) | 2022-01-13 | 2022-01-20 | Wittur Holding Gmbh | Auslöseeinheit zum Betätigen einer Aufzugbremsvorrichtung |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20091725A1 (it) * | 2009-10-08 | 2011-04-09 | Gmv Spa | Dispositivo di blocco di sicurezza per cabine di ascensori |
| WO2016058256A1 (zh) * | 2014-10-16 | 2016-04-21 | 邹家春 | 一种失重安全钳 |
| MY190741A (en) * | 2015-09-23 | 2022-05-12 | Inventio Ag | Capture device for a lift system |
| CN107445015B (zh) * | 2017-08-24 | 2023-03-24 | 佛山市昌宏电梯机械有限公司 | 一种电梯防下坠、超速、意外移动保护系统 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE486449C (de) * | 1929-11-18 | Hermann Donandt Dipl Ing | Fangvorrichtung fuer Aufzuege o. dgl. | |
| US3249179A (en) * | 1965-06-03 | 1966-05-03 | Harsco Corp | Safety devices for elevators or the like |
| US3762512A (en) * | 1971-10-29 | 1973-10-02 | Us Elevator Corp | Elevator rail grab safety apparatus |
| WO1985002169A1 (fr) * | 1983-11-14 | 1985-05-23 | Cobianchi Liftteile Ag | Dispositif parachute notamment pour cabines d'ascenseur |
| EP0440839A1 (de) * | 1990-02-06 | 1991-08-14 | Thyssen Aufzüge Gmbh | Vorrichtung zur Verhinderung unkontrollierter Bewegungen von Aufzügen |
| EP0498597A2 (de) * | 1991-02-06 | 1992-08-12 | Otto Lok-To Poon | Fangvorrichtung für Aufzüge |
| US5366045A (en) * | 1993-09-03 | 1994-11-22 | Eaton Corporation | Brake mechanism for a storage and retrieval vehicle |
-
1997
- 1997-02-28 EP EP97903193A patent/EP0883567B1/de not_active Expired - Lifetime
- 1997-02-28 AT AT97903193T patent/ATE195491T1/de not_active IP Right Cessation
- 1997-02-28 WO PCT/CH1997/000075 patent/WO1997031852A1/de not_active Ceased
- 1997-02-28 AU AU17636/97A patent/AU1763697A/en not_active Abandoned
- 1997-02-28 DE DE59702206T patent/DE59702206D1/de not_active Expired - Fee Related
- 1997-02-28 DE DE19780136T patent/DE19780136D2/de not_active Ceased
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE486449C (de) * | 1929-11-18 | Hermann Donandt Dipl Ing | Fangvorrichtung fuer Aufzuege o. dgl. | |
| US3249179A (en) * | 1965-06-03 | 1966-05-03 | Harsco Corp | Safety devices for elevators or the like |
| US3762512A (en) * | 1971-10-29 | 1973-10-02 | Us Elevator Corp | Elevator rail grab safety apparatus |
| WO1985002169A1 (fr) * | 1983-11-14 | 1985-05-23 | Cobianchi Liftteile Ag | Dispositif parachute notamment pour cabines d'ascenseur |
| EP0440839A1 (de) * | 1990-02-06 | 1991-08-14 | Thyssen Aufzüge Gmbh | Vorrichtung zur Verhinderung unkontrollierter Bewegungen von Aufzügen |
| EP0498597A2 (de) * | 1991-02-06 | 1992-08-12 | Otto Lok-To Poon | Fangvorrichtung für Aufzüge |
| US5366045A (en) * | 1993-09-03 | 1994-11-22 | Eaton Corporation | Brake mechanism for a storage and retrieval vehicle |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2146167A1 (es) * | 1998-05-13 | 2000-07-16 | Orona S Coop | Freno de seguridad para una cabina de ascensor. |
| EP0968954A1 (de) * | 1998-07-03 | 2000-01-05 | Cobianchi Liftteile Ag | Bremsfangvorrichtung, insbesondere für Aufzugskabinen |
| WO2000001604A1 (de) * | 1998-07-03 | 2000-01-13 | Cobianchi Liftteile Ag | Bremsfangvorrichtung, insbesondere für aufzugskabinen |
| WO2000032507A1 (es) * | 1998-12-02 | 2000-06-08 | Luis Fernando Simal Dominguez | Elemento elastico para frenos de sistemas guiados |
| ES2154200A1 (es) * | 1998-12-22 | 2001-03-16 | Dynatech Dynamics & Technology | Sistema de emergencia para ascensores, de doble efecto, ascendente y descendente. |
| USRE47035E1 (en) | 1998-12-31 | 2018-09-11 | Otis Elevator Company | Wedge clamp type termination for elevator tension member |
| KR20020074095A (ko) * | 2002-08-02 | 2002-09-28 | 박임준 | 제동장치 |
| EP1460019A1 (de) * | 2003-03-20 | 2004-09-22 | Thyssenkrupp Elevator Manufacturing France S.A.S. | Entriegelungsvorrichtung für eine Fangvorrichtung einer Aufzugskabine, sowie die Fangvorrichtung somit ausgerüstet |
| FR2852587A1 (fr) * | 2003-03-20 | 2004-09-24 | Thyssenkrupp Elevator Mfg F | Dispositif de deblocage d'un parachute pour cabine d'ascenseur, ainsi que le parachute ainsi equipe |
| KR100682039B1 (ko) | 2005-09-23 | 2007-02-12 | 주식회사 세아전기 | 엘리베이터용 양방향 로프 브레이크 |
| US9321611B2 (en) | 2011-04-19 | 2016-04-26 | Otis Elevator Company | Elevator brake having a brake release feature |
| EP2699506A4 (de) * | 2011-04-19 | 2014-09-17 | Otis Elevator Co | Aufzugsbremse mit bremsauslösefunktion |
| US20140041967A1 (en) * | 2011-04-19 | 2014-02-13 | Otis Elevator Company | Elevator brake having a brake release feature |
| CN103492302A (zh) * | 2011-04-19 | 2014-01-01 | 奥的斯电梯公司 | 具有制动器释放特征的电梯制动器 |
| CN105819302A (zh) * | 2016-05-31 | 2016-08-03 | 石家庄五龙制动器股份有限公司 | 夹绳器 |
| CN105819302B (zh) * | 2016-05-31 | 2018-06-29 | 石家庄五龙制动器股份有限公司 | 夹绳器 |
| EP3828116A1 (de) * | 2019-11-29 | 2021-06-02 | Inventio AG | Fangbremse für eine aufzuganlage und aufzuganlage |
| CN113896072A (zh) * | 2021-09-10 | 2022-01-07 | 伟龙意程智能科技(江苏)有限公司 | 一种电梯用锲块型制动元件组成的安全钳 |
| CN113896072B (zh) * | 2021-09-10 | 2023-02-14 | 伟龙意程智能科技(江苏)有限公司 | 一种电梯用锲块型制动元件组成的安全钳 |
| DE202022100182U1 (de) | 2022-01-13 | 2022-01-20 | Wittur Holding Gmbh | Auslöseeinheit zum Betätigen einer Aufzugbremsvorrichtung |
| DE202022100179U1 (de) | 2022-01-13 | 2022-01-20 | Wittur Holding Gmbh | Auslöseeinheit zum Betätigen einer Aufzugbremsvorrichtung |
| WO2023134982A1 (de) | 2022-01-13 | 2023-07-20 | Wittur Holding Gmbh | Auslöseeinheit zum betätigen einer aufzugbremsvorrichtung |
| WO2023134980A1 (de) | 2022-01-13 | 2023-07-20 | Wittur Holding Gmbh | Auslöseeinheit zum betätigen einer aufzugbremsvorrichtung |
| EP4534466A2 (de) | 2022-01-13 | 2025-04-09 | Wittur Holding GmbH | Auslöseeinheit zum betätigen einer aufzugbremsvorrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| DE59702206D1 (de) | 2000-09-21 |
| ATE195491T1 (de) | 2000-09-15 |
| EP0883567A1 (de) | 1998-12-16 |
| AU1763697A (en) | 1997-09-16 |
| DE19780136D2 (de) | 2000-01-27 |
| EP0883567B1 (de) | 2000-08-16 |
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