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CA999817A - Lift apparatus - Google Patents

Lift apparatus

Info

Publication number
CA999817A
CA999817A CA213,971A CA213971A CA999817A CA 999817 A CA999817 A CA 999817A CA 213971 A CA213971 A CA 213971A CA 999817 A CA999817 A CA 999817A
Authority
CA
Canada
Prior art keywords
lift apparatus
lift
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.)
Expired
Application number
CA213,971A
Inventor
Richard H. Darwent
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.)
CBS Corp
Original Assignee
Westinghouse 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA999817A publication Critical patent/CA999817A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
CA213,971A 1973-12-03 1974-11-18 Lift apparatus Expired CA999817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00421713A US3848706A (en) 1973-12-03 1973-12-03 Lift apparatus

Publications (1)

Publication Number Publication Date
CA999817A true CA999817A (en) 1976-11-16

Family

ID=23671724

Family Applications (1)

Application Number Title Priority Date Filing Date
CA213,971A Expired CA999817A (en) 1973-12-03 1974-11-18 Lift apparatus

Country Status (2)

Country Link
US (1) US3848706A (en)
CA (1) CA999817A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04365771A (en) * 1991-06-13 1992-12-17 Toshiba Corp Elevator
DE19807853C1 (en) * 1998-02-25 1999-03-25 Jagenberg Papiertech Gmbh Stacking machine for paper sheets
ES2184622B1 (en) * 2001-06-27 2004-10-01 S.A. De Vera (Savera) BIDIRECTIONAL PROGRESSIVE PARACHUTE FOR ELEVATOR.
FI20080444L (en) * 2008-07-24 2010-01-25 Kone Corp Elevator arrangement, procedure and safety design

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US778616A (en) * 1904-05-31 1904-12-27 W H Pittenger Elevator safety-clutch.
US1875118A (en) * 1929-12-16 1932-08-30 Haughton Elevator & Machine Co Elevator safety device
US1937035A (en) * 1930-10-20 1933-11-28 Westinghouse Elec Elevator Co Elevator safety device

Also Published As

Publication number Publication date
US3848706A (en) 1974-11-19

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