EP1792866A4 - Shock absorbing device for elevator - Google Patents

Shock absorbing device for elevator

Info

Publication number
EP1792866A4
EP1792866A4 EP04787914A EP04787914A EP1792866A4 EP 1792866 A4 EP1792866 A4 EP 1792866A4 EP 04787914 A EP04787914 A EP 04787914A EP 04787914 A EP04787914 A EP 04787914A EP 1792866 A4 EP1792866 A4 EP 1792866A4
Authority
EP
European Patent Office
Prior art keywords
elevator
shock absorbing
absorbing device
shock
absorbing
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.)
Withdrawn
Application number
EP04787914A
Other languages
German (de)
French (fr)
Other versions
EP1792866A1 (en
Inventor
Mitsuyoshi Imura
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1792866A1 publication Critical patent/EP1792866A1/en
Publication of EP1792866A4 publication Critical patent/EP1792866A4/en
Withdrawn legal-status Critical Current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
    • B66B5/28—Buffer-stops for cars, cages, or skips
    • B66B5/282—Structure thereof
    • 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
    • B66B5/28—Buffer-stops for cars, cages, or skips
EP04787914A 2004-09-21 2004-09-21 Shock absorbing device for elevator Withdrawn EP1792866A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/013731 WO2006033135A1 (en) 2004-09-21 2004-09-21 Shock absorbing device for elevator

Publications (2)

Publication Number Publication Date
EP1792866A1 EP1792866A1 (en) 2007-06-06
EP1792866A4 true EP1792866A4 (en) 2012-01-18

Family

ID=36089902

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04787914A Withdrawn EP1792866A4 (en) 2004-09-21 2004-09-21 Shock absorbing device for elevator

Country Status (5)

Country Link
EP (1) EP1792866A4 (en)
JP (1) JPWO2006033135A1 (en)
KR (1) KR20070032937A (en)
CN (1) CN1922091A (en)
WO (1) WO2006033135A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112007003643B4 (en) * 2007-08-31 2014-12-24 Mitsubishi Electric Corp. Oil buffer for lifts
JP5530365B2 (en) * 2007-11-30 2014-06-25 オーチス エレベータ カンパニー Passive magnet elevator car ballast
WO2010019145A1 (en) * 2008-08-14 2010-02-18 Otis Elevator Company Inspection device and method for deformable elevator buffers
CN103708319A (en) * 2012-09-30 2014-04-09 凌怀宇 Suspension type elevator buffer
CN103241612A (en) * 2013-05-20 2013-08-14 苏州新达电扶梯部件有限公司 Double-shaft shock absorption press rod
CN104444695B (en) * 2014-12-13 2017-08-25 重庆和航科技股份有限公司 The buffer system of the progressive damping force of elevator adaptability
CN108190683B (en) * 2017-12-09 2019-07-19 上海中菱电梯有限公司 A kind of elevator multi-stage buffer
CN108116960A (en) * 2017-12-19 2018-06-05 苏州市远极智能科技有限公司 A kind of elevator
CN109319626A (en) * 2018-11-05 2019-02-12 广州广日电梯工业有限公司 A kind of novel elevator hydraulic bjuffer
JP7034377B2 (en) * 2019-03-27 2022-03-11 三菱電機株式会社 Elevator spring shock absorber
EP4201862A1 (en) * 2021-12-24 2023-06-28 Otis Elevator Company Buffer device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000302353A (en) * 1999-04-22 2000-10-31 Toshiba Corp Spring buffer of elevator
JP2001240338A (en) * 2000-03-01 2001-09-04 Hitachi Ltd Bumper for elevator
US20030217895A1 (en) * 2002-05-21 2003-11-27 Mitsubishi Denki Kabushiki Kaisha Buffer device for elevator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6019568U (en) * 1983-07-18 1985-02-09 株式会社東芝 elevator shock absorber
JPS60137766U (en) * 1984-12-20 1985-09-12 三菱電機株式会社 Elevator oil-filled buffer
JPH04217577A (en) 1990-12-20 1992-08-07 Mitsubishi Electric Corp Oil-immersed buffer for elevator
JPH06115848A (en) * 1992-10-01 1994-04-26 Toshiba Corp Buffer for elevator
JPH08108984A (en) * 1994-10-12 1996-04-30 Hitachi Ltd Oil-filled shock absorber for elevator
JP2001151435A (en) * 1999-11-25 2001-06-05 Hitachi Ltd Elevator shock absorber and elevator
JP2004018233A (en) * 2002-06-19 2004-01-22 Hitachi Ltd Shock absorber for elevator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000302353A (en) * 1999-04-22 2000-10-31 Toshiba Corp Spring buffer of elevator
JP2001240338A (en) * 2000-03-01 2001-09-04 Hitachi Ltd Bumper for elevator
US20030217895A1 (en) * 2002-05-21 2003-11-27 Mitsubishi Denki Kabushiki Kaisha Buffer device for elevator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006033135A1 *

Also Published As

Publication number Publication date
KR20070032937A (en) 2007-03-23
EP1792866A1 (en) 2007-06-06
CN1922091A (en) 2007-02-28
JPWO2006033135A1 (en) 2008-05-15
WO2006033135A1 (en) 2006-03-30

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20060825

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MITSUBISHI ELECTRIC CORPORATION

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): DE

A4 Supplementary search report drawn up and despatched

Effective date: 20111216

RIC1 Information provided on ipc code assigned before grant

Ipc: B66B 5/28 20060101AFI20111212BHEP

17Q First examination report despatched

Effective date: 20120510

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20150401