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GB2322476B - Improvements in or relating to push buttons - Google Patents

Improvements in or relating to push buttons

Info

Publication number
GB2322476B
GB2322476B GB9703272A GB9703272A GB2322476B GB 2322476 B GB2322476 B GB 2322476B GB 9703272 A GB9703272 A GB 9703272A GB 9703272 A GB9703272 A GB 9703272A GB 2322476 B GB2322476 B GB 2322476B
Authority
GB
United Kingdom
Prior art keywords
relating
push buttons
buttons
push
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
GB9703272A
Other versions
GB9703272D0 (en
GB2322476A (en
Inventor
Alan Dewhurst
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 GB9703272A priority Critical patent/GB2322476B/en
Publication of GB9703272D0 publication Critical patent/GB9703272D0/en
Publication of GB2322476A publication Critical patent/GB2322476A/en
Application granted granted Critical
Publication of GB2322476B publication Critical patent/GB2322476B/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
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • 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
    • H01H13/023—Light-emitting indicators
    • 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
    • H01H13/04—Cases; Covers
    • 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
    • H01H13/10—Bases; Stationary contacts mounted thereon
    • 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
    • H01H13/52—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 the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/038—Anti-vandalism
GB9703272A 1997-02-17 1997-02-17 Improvements in or relating to push buttons Expired - Fee Related GB2322476B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9703272A GB2322476B (en) 1997-02-17 1997-02-17 Improvements in or relating to push buttons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9703272A GB2322476B (en) 1997-02-17 1997-02-17 Improvements in or relating to push buttons

Publications (3)

Publication Number Publication Date
GB9703272D0 GB9703272D0 (en) 1997-04-09
GB2322476A GB2322476A (en) 1998-08-26
GB2322476B true GB2322476B (en) 2001-06-06

Family

ID=10807811

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9703272A Expired - Fee Related GB2322476B (en) 1997-02-17 1997-02-17 Improvements in or relating to push buttons

Country Status (1)

Country Link
GB (1) GB2322476B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI584329B (en) * 2014-01-29 2017-05-21 Switch body structure and manufacturing method thereof
CN104810182B (en) * 2014-01-29 2018-03-16 进联电子科技(上海)有限公司 switch base structure and manufacturing method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB570285A (en) * 1943-12-06 1945-06-29 Cav Ltd Improvements relating to electric switches suitable for gun-firing mechanisms
GB2246664A (en) * 1990-07-31 1992-02-05 Dewhurst Plc Snap action switch
GB2282005A (en) * 1993-09-17 1995-03-22 Alps Electric Co Ltd Plunger switch

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB570285A (en) * 1943-12-06 1945-06-29 Cav Ltd Improvements relating to electric switches suitable for gun-firing mechanisms
GB2246664A (en) * 1990-07-31 1992-02-05 Dewhurst Plc Snap action switch
GB2282005A (en) * 1993-09-17 1995-03-22 Alps Electric Co Ltd Plunger switch

Also Published As

Publication number Publication date
GB9703272D0 (en) 1997-04-09
GB2322476A (en) 1998-08-26

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Legal Events

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

Effective date: 20110217