EP4393861A4 - ELEVATOR DEVICE - Google Patents

ELEVATOR DEVICE

Info

Publication number
EP4393861A4
EP4393861A4 EP21954424.4A EP21954424A EP4393861A4 EP 4393861 A4 EP4393861 A4 EP 4393861A4 EP 21954424 A EP21954424 A EP 21954424A EP 4393861 A4 EP4393861 A4 EP 4393861A4
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
EP21954424.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4393861A1 (en
Inventor
Satoshi Numata
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 EP4393861A1 publication Critical patent/EP4393861A1/en
Publication of EP4393861A4 publication Critical patent/EP4393861A4/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
    • 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
    • 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
    • B66B17/00—Hoistway equipment
    • B66B17/34—Safe lift clips; Keps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
EP21954424.4A 2021-08-26 2021-08-26 ELEVATOR DEVICE Pending EP4393861A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/031300 WO2023026423A1 (ja) 2021-08-26 2021-08-26 エレベータ装置

Publications (2)

Publication Number Publication Date
EP4393861A1 EP4393861A1 (en) 2024-07-03
EP4393861A4 true EP4393861A4 (en) 2025-09-10

Family

ID=85322548

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21954424.4A Pending EP4393861A4 (en) 2021-08-26 2021-08-26 ELEVATOR DEVICE

Country Status (3)

Country Link
EP (1) EP4393861A4 (https=)
JP (1) JP7562006B2 (https=)
WO (1) WO2023026423A1 (https=)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60335421D1 (de) 2003-10-07 2011-01-27 Otis Elevator Co Fernrückstellbare seillose not-stopp-vorrichtung für einen aufzug
CA2544664C (en) * 2004-05-25 2011-06-14 Mitsubishi Denki Kabushiki Kaisha Safety device for an elevator
JP2014065589A (ja) * 2012-09-26 2014-04-17 Toshiba Corp エレベータ
JP7204448B2 (ja) 2018-11-28 2023-01-16 株式会社日立製作所 非常止め装置及びエレベーター
EP3674248B1 (en) 2018-12-31 2022-09-07 KONE Corporation An elevator car parking brake

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP4393861A1 (en) 2024-07-03
WO2023026423A1 (ja) 2023-03-02
JP7562006B2 (ja) 2024-10-04
JPWO2023026423A1 (https=) 2023-03-02
CN117794838A (zh) 2024-03-29

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Legal Events

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20250813

RIC1 Information provided on ipc code assigned before grant

Ipc: B66B 5/06 20060101AFI20250807BHEP

Ipc: B66B 5/22 20060101ALI20250807BHEP

Ipc: B66B 17/34 20060101ALI20250807BHEP

Ipc: B66B 5/18 20060101ALI20250807BHEP