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WO2005058739A3 - Elevator pit safety apparatus - Google Patents

Elevator pit safety apparatus Download PDF

Info

Publication number
WO2005058739A3
WO2005058739A3 PCT/US2004/041314 US2004041314W WO2005058739A3 WO 2005058739 A3 WO2005058739 A3 WO 2005058739A3 US 2004041314 W US2004041314 W US 2004041314W WO 2005058739 A3 WO2005058739 A3 WO 2005058739A3
Authority
WO
WIPO (PCT)
Prior art keywords
safety apparatus
elevator pit
pit safety
elevator
counterweight
Prior art date
Application number
PCT/US2004/041314
Other languages
French (fr)
Other versions
WO2005058739A2 (en
Inventor
Yasuhiro Goto
Yoshito Aoishi
Original Assignee
Otis Elevator Co
Yasuhiro Goto
Yoshito Aoishi
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 Otis Elevator Co, Yasuhiro Goto, Yoshito Aoishi filed Critical Otis Elevator Co
Publication of WO2005058739A2 publication Critical patent/WO2005058739A2/en
Publication of WO2005058739A3 publication Critical patent/WO2005058739A3/en

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
    • B66B5/0043—Devices enhancing safety during maintenance
    • B66B5/005—Safety of maintenance personnel
    • B66B5/0056—Safety of maintenance personnel by preventing crushing

Landscapes

  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Types And Forms Of Lifts (AREA)

Abstract

A moveable personnel barrier (108) is disposed in the pit volume (7) of an elevator hoistway (104) and moves in response to the arrival of the counterweight (2).
PCT/US2004/041314 2003-12-10 2004-12-10 Elevator pit safety apparatus WO2005058739A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003411200A JP4406273B2 (en) 2003-12-10 2003-12-10 Elevator work protection device
JP2003-411200 2003-12-10

Publications (2)

Publication Number Publication Date
WO2005058739A2 WO2005058739A2 (en) 2005-06-30
WO2005058739A3 true WO2005058739A3 (en) 2006-06-22

Family

ID=34696882

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/041314 WO2005058739A2 (en) 2003-12-10 2004-12-10 Elevator pit safety apparatus

Country Status (2)

Country Link
JP (1) JP4406273B2 (en)
WO (1) WO2005058739A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100590052C (en) 2006-10-06 2010-02-17 因温特奥股份公司 Elevator equipment
EP1908720B1 (en) * 2006-10-06 2012-04-25 Inventio AG Elevator pit barrier
WO2017115100A1 (en) * 2015-12-28 2017-07-06 Otis Elevator Company Elevator system runby monitoring and adjustment
US10479648B2 (en) * 2017-05-12 2019-11-19 Otis Elevator Company Automatic elevator inspection systems and methods
AU2019295892B2 (en) * 2018-06-28 2022-03-31 Inventio Ag Lift system with a protective screen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1993285A (en) * 1934-06-01 1935-03-05 Samuel Sigmund Elevator safety gate
US2658586A (en) * 1950-04-24 1953-11-10 Curtis Mfg Co Lifting device
US5259482A (en) * 1991-05-24 1993-11-09 Hydro-Quebec Retractable shutter for continuously covering the pit of a movable vehicle lift post

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1993285A (en) * 1934-06-01 1935-03-05 Samuel Sigmund Elevator safety gate
US2658586A (en) * 1950-04-24 1953-11-10 Curtis Mfg Co Lifting device
US5259482A (en) * 1991-05-24 1993-11-09 Hydro-Quebec Retractable shutter for continuously covering the pit of a movable vehicle lift post

Also Published As

Publication number Publication date
JP2005170573A (en) 2005-06-30
JP4406273B2 (en) 2010-01-27
WO2005058739A2 (en) 2005-06-30

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