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GB2246664B - Snap action switch - Google Patents

Snap action switch

Info

Publication number
GB2246664B
GB2246664B GB9016744A GB9016744A GB2246664B GB 2246664 B GB2246664 B GB 2246664B GB 9016744 A GB9016744 A GB 9016744A GB 9016744 A GB9016744 A GB 9016744A GB 2246664 B GB2246664 B GB 2246664B
Authority
GB
United Kingdom
Prior art keywords
snap action
action switch
switch
snap
action
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 - Fee Related
Application number
GB9016744A
Other versions
GB9016744D0 (en
GB2246664A (en
Inventor
Alan Dewhurst
James Frederick Edwards
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.)
DEWHURST PLC
Original Assignee
DEWHURST PLC
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 DEWHURST PLC filed Critical DEWHURST PLC
Priority to GB9016744A priority Critical patent/GB2246664B/en
Publication of GB9016744D0 publication Critical patent/GB9016744D0/en
Publication of GB2246664A publication Critical patent/GB2246664A/en
Application granted granted Critical
Publication of GB2246664B publication Critical patent/GB2246664B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01H13/02—Details
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
    • H01H13/365—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs having a symmetrical configuration
    • 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
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/503—Stacked switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
GB9016744A 1990-07-31 1990-07-31 Snap action switch Expired - Fee Related GB2246664B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9016744A GB2246664B (en) 1990-07-31 1990-07-31 Snap action switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9016744A GB2246664B (en) 1990-07-31 1990-07-31 Snap action switch

Publications (3)

Publication Number Publication Date
GB9016744D0 GB9016744D0 (en) 1990-09-12
GB2246664A GB2246664A (en) 1992-02-05
GB2246664B true GB2246664B (en) 1994-09-21

Family

ID=10679914

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9016744A Expired - Fee Related GB2246664B (en) 1990-07-31 1990-07-31 Snap action switch

Country Status (1)

Country Link
GB (1) GB2246664B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2322476B (en) * 1997-02-17 2001-06-06 Dewhurst Plc Improvements in or relating to push buttons
EP2690639A1 (en) * 2012-07-24 2014-01-29 Gorlan Team, S.L.U. Method and device for breaking electric currents with arc quenching

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB518400A (en) * 1937-09-29 1940-02-26 British Thomson Houston Co Ltd Improvements in and relating to manually operable electric switches
GB1076375A (en) * 1964-08-19 1967-07-19 Square D Company Of Executive Snap switch
GB1204396A (en) * 1967-06-05 1970-09-09 Brookhirst Igranic Ltd Compact electrical contact block with electrically isolated bridging contacts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB518400A (en) * 1937-09-29 1940-02-26 British Thomson Houston Co Ltd Improvements in and relating to manually operable electric switches
GB1076375A (en) * 1964-08-19 1967-07-19 Square D Company Of Executive Snap switch
GB1204396A (en) * 1967-06-05 1970-09-09 Brookhirst Igranic Ltd Compact electrical contact block with electrically isolated bridging contacts

Also Published As

Publication number Publication date
GB9016744D0 (en) 1990-09-12
GB2246664A (en) 1992-02-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070731