GB558936A - Improvements in or relating to electric switches operated by tension members - Google Patents

Improvements in or relating to electric switches operated by tension members

Info

Publication number
GB558936A
GB558936A GB1587742A GB1587742A GB558936A GB 558936 A GB558936 A GB 558936A GB 1587742 A GB1587742 A GB 1587742A GB 1587742 A GB1587742 A GB 1587742A GB 558936 A GB558936 A GB 558936A
Authority
GB
United Kingdom
Prior art keywords
relating
tension members
electric switches
switches operated
pivoted
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
GB1587742A
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.)
THOMAS HARPER WHALE
Telephone Manufacturing Co Ltd
Original Assignee
THOMAS HARPER WHALE
Telephone Manufacturing Co Ltd
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 THOMAS HARPER WHALE, Telephone Manufacturing Co Ltd filed Critical THOMAS HARPER WHALE
Priority to GB1587742A priority Critical patent/GB558936A/en
Publication of GB558936A publication Critical patent/GB558936A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H17/00—Switches having flexible operating part adapted only for pulling, e.g. cord, chain

Landscapes

  • Push-Button Switches (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Abstract

558,936. Snap-action switches. TELEPHONE MANUFACTURING CO., Ltd., and WHALE, T. H. Nov. 10, 1942, No. 15877. [Class 38 (v)] Actuating member 8, pivoted on base at 10, is moved across to operate contact arm 4 by the pull of a chain &c. 20 on one extremity of a rocking lever 15 pivoted to member 8 at 14, which causes a stop 17 to bear against shoulder 23 to move it until spring 13 pulls both member 8 and arm 4 over dead centre, the spring 18 causing the lever 15 to take up a similar position on the opposite side.
GB1587742A 1942-11-10 1942-11-10 Improvements in or relating to electric switches operated by tension members Expired GB558936A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1587742A GB558936A (en) 1942-11-10 1942-11-10 Improvements in or relating to electric switches operated by tension members

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1587742A GB558936A (en) 1942-11-10 1942-11-10 Improvements in or relating to electric switches operated by tension members

Publications (1)

Publication Number Publication Date
GB558936A true GB558936A (en) 1944-01-27

Family

ID=10067131

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1587742A Expired GB558936A (en) 1942-11-10 1942-11-10 Improvements in or relating to electric switches operated by tension members

Country Status (1)

Country Link
GB (1) GB558936A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044214B (en) * 1954-10-05 1958-11-20 Jung Albrecht Fa Wall and ceiling pull switches
DE1048979B (en) * 1954-11-15 1959-01-22 Jung Albrecht Fa Wall and ceiling pull switches

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044214B (en) * 1954-10-05 1958-11-20 Jung Albrecht Fa Wall and ceiling pull switches
DE1048979B (en) * 1954-11-15 1959-01-22 Jung Albrecht Fa Wall and ceiling pull switches

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