ZA756054B - An improvement in or relating to pushbutton electric switch - Google Patents

An improvement in or relating to pushbutton electric switch

Info

Publication number
ZA756054B
ZA756054B ZA00756054A ZA756054A ZA756054B ZA 756054 B ZA756054 B ZA 756054B ZA 00756054 A ZA00756054 A ZA 00756054A ZA 756054 A ZA756054 A ZA 756054A ZA 756054 B ZA756054 B ZA 756054B
Authority
ZA
South Africa
Prior art keywords
relating
improvement
electric switch
pushbutton
pushbutton electric
Prior art date
Application number
ZA00756054A
Inventor
S Dobrosielski
E Richards
P Skalka
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
Publication of ZA756054B publication Critical patent/ZA756054B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/68—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having two operating members, one for opening and one for closing the same set of contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/22—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release
    • H01H73/30—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release reset by push-button, pull-knob or slide
ZA00756054A 1974-10-09 1975-09-23 An improvement in or relating to pushbutton electric switch ZA756054B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51337074A 1974-10-09 1974-10-09

Publications (1)

Publication Number Publication Date
ZA756054B true ZA756054B (en) 1976-09-29

Family

ID=24042979

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00756054A ZA756054B (en) 1974-10-09 1975-09-23 An improvement in or relating to pushbutton electric switch

Country Status (4)

Country Link
BR (1) BR7506466A (en)
CA (1) CA1056882A (en)
GB (1) GB1517196A (en)
ZA (1) ZA756054B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166935A (en) * 1978-09-22 1979-09-04 Cutler-Hammer, Inc. Alternately-operable two-pushbutton switch
USRE31634E (en) * 1978-09-22 1984-07-24 Eaton Corporation Alternately-operable two-pushbutton switch
DE3507367A1 (en) * 1985-02-28 1986-08-28 Black & Decker Inc., Newark, Del. SWITCHES, ESPECIALLY FOR STATIONARY ELECTRIC TOOLS

Also Published As

Publication number Publication date
CA1056882A (en) 1979-06-19
GB1517196A (en) 1978-07-12
BR7506466A (en) 1976-08-17

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