US1871164A - Brake for elevators - Google Patents

Brake for elevators Download PDF

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Publication number
US1871164A
US1871164A US337307A US33730729A US1871164A US 1871164 A US1871164 A US 1871164A US 337307 A US337307 A US 337307A US 33730729 A US33730729 A US 33730729A US 1871164 A US1871164 A US 1871164A
Authority
US
United States
Prior art keywords
elevators
brake
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 - Lifetime
Application number
US337307A
Inventor
Dunlop James
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.)
Westinghouse Electric Elevator Co
Original Assignee
Westinghouse Electric Elevator Co
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 Elevator Co filed Critical Westinghouse Electric Elevator Co
Priority to US337307A priority Critical patent/US1871164A/en
Application granted granted Critical
Publication of US1871164A publication Critical patent/US1871164A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46Adaptations of switches or switchgear
    • B66B1/48Adaptations of mechanically-operated limit switches

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
US337307A 1929-02-04 1929-02-04 Brake for elevators Expired - Lifetime US1871164A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US337307A US1871164A (en) 1929-02-04 1929-02-04 Brake for elevators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US337307A US1871164A (en) 1929-02-04 1929-02-04 Brake for elevators

Publications (1)

Publication Number Publication Date
US1871164A true US1871164A (en) 1932-08-09

Family

ID=23319998

Family Applications (1)

Application Number Title Priority Date Filing Date
US337307A Expired - Lifetime US1871164A (en) 1929-02-04 1929-02-04 Brake for elevators

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US (1) US1871164A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439350A (en) * 1943-10-09 1948-04-06 F S Payne Co Automatic adjustment for elevator brakes
US2619201A (en) * 1946-08-30 1952-11-25 Standard Oil Dev Co Method of applying braking force to hoisting drums
US2658513A (en) * 1943-11-26 1953-11-10 Jerome L Clough Automatic selection control for drum-type storage files
US3486640A (en) * 1965-04-07 1969-12-30 Triax Co Multi-speed control system for a load carrier in a warehouse system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439350A (en) * 1943-10-09 1948-04-06 F S Payne Co Automatic adjustment for elevator brakes
US2658513A (en) * 1943-11-26 1953-11-10 Jerome L Clough Automatic selection control for drum-type storage files
US2619201A (en) * 1946-08-30 1952-11-25 Standard Oil Dev Co Method of applying braking force to hoisting drums
US3486640A (en) * 1965-04-07 1969-12-30 Triax Co Multi-speed control system for a load carrier in a warehouse system

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