EP4410727A4 - ELEVATOR DEVICE - Google Patents

ELEVATOR DEVICE

Info

Publication number
EP4410727A4
EP4410727A4 EP21957724.4A EP21957724A EP4410727A4 EP 4410727 A4 EP4410727 A4 EP 4410727A4 EP 21957724 A EP21957724 A EP 21957724A EP 4410727 A4 EP4410727 A4 EP 4410727A4
Authority
EP
European Patent Office
Prior art keywords
elevator device
elevator
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
Application number
EP21957724.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4410727A1 (en
Inventor
Yosuke Kubo
Hidetaka Zama
Yasushi Ito
Tomohisa Hayakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of EP4410727A1 publication Critical patent/EP4410727A1/en
Publication of EP4410727A4 publication Critical patent/EP4410727A4/en
Pending legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
EP21957724.4A 2021-09-27 2021-09-27 ELEVATOR DEVICE Pending EP4410727A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/035262 WO2023047561A1 (ja) 2021-09-27 2021-09-27 エレベータ装置

Publications (2)

Publication Number Publication Date
EP4410727A1 EP4410727A1 (en) 2024-08-07
EP4410727A4 true EP4410727A4 (en) 2025-09-03

Family

ID=85719389

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21957724.4A Pending EP4410727A4 (en) 2021-09-27 2021-09-27 ELEVATOR DEVICE

Country Status (4)

Country Link
EP (1) EP4410727A4 (https=)
JP (1) JP7522325B2 (https=)
CN (1) CN117940361A (https=)
WO (1) WO2023047561A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025191633A1 (ja) * 2024-03-11 2025-09-18 株式会社日立製作所 エレベータ装置、並びにエレベータ装置の保守方法
WO2025191701A1 (ja) * 2024-03-12 2025-09-18 株式会社日立製作所 エレベータ装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021024648A (ja) * 2019-07-31 2021-02-22 パナソニックＩｐマネジメント株式会社 エレベータ装置
CN113184656A (zh) * 2021-05-24 2021-07-30 日立电梯（中国）有限公司 一种电梯安全钳一体式提拉机构
WO2021166318A1 (ja) * 2020-02-20 2021-08-26 株式会社日立製作所 非常止め装置及びエレベーター

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004142914A (ja) * 2002-10-25 2004-05-20 Mitsubishi Electric Corp エレベーターの非常止め装置
EP2408702B1 (en) * 2009-03-16 2018-09-19 Otis Elevator Company Over-acceleration and over-speed detection and processing system
US9850094B2 (en) * 2011-12-21 2017-12-26 Inventio Ag Actuator for an elevator brake
JP6854974B2 (ja) * 2018-05-14 2021-04-07 三菱電機株式会社 エレベーターの安全装置、及びエレベーターの安全システム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021024648A (ja) * 2019-07-31 2021-02-22 パナソニックＩｐマネジメント株式会社 エレベータ装置
WO2021166318A1 (ja) * 2020-02-20 2021-08-26 株式会社日立製作所 非常止め装置及びエレベーター
CN113184656A (zh) * 2021-05-24 2021-07-30 日立电梯（中国）有限公司 一种电梯安全钳一体式提拉机构

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023047561A1 *

Also Published As

Publication number Publication date
EP4410727A1 (en) 2024-08-07
CN117940361A (zh) 2024-04-26
JP7522325B2 (ja) 2024-07-24
WO2023047561A1 (ja) 2023-03-30
JPWO2023047561A1 (https=) 2023-03-30

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