CA661689A - Safety device for hydraulic elevators - Google Patents

Safety device for hydraulic elevators

Info

Publication number
CA661689A
CA661689A CA661689A CA661689DA CA661689A CA 661689 A CA661689 A CA 661689A CA 661689 A CA661689 A CA 661689A CA 661689D A CA661689D A CA 661689DA CA 661689 A CA661689 A CA 661689A
Authority
CA
Canada
Prior art keywords
safety device
hydraulic elevators
elevators
hydraulic
safety
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
CA661689A
Inventor
F. Jaseph Lawrence
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.)
Dover Corp
Original Assignee
Dover Corp
Publication date
Application granted granted Critical
Publication of CA661689A publication Critical patent/CA661689A/en
Expired legal-status Critical Current

Links

CA661689A Safety device for hydraulic elevators Expired CA661689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA661689T

Publications (1)

Publication Number Publication Date
CA661689A true CA661689A (en) 1963-04-23

Family

ID=35955801

Family Applications (1)

Application Number Title Priority Date Filing Date
CA661689A Expired CA661689A (en) Safety device for hydraulic elevators

Country Status (1)

Country Link
CA (1) CA661689A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265701A (en) * 1991-03-20 1993-11-30 Hitachi, Ltd. Elevator with means for controlling upward and downward movement of cage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265701A (en) * 1991-03-20 1993-11-30 Hitachi, Ltd. Elevator with means for controlling upward and downward movement of cage

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