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GB2322009B - Improvements in or relating to illuminated switch assemblies - Google Patents

Improvements in or relating to illuminated switch assemblies

Info

Publication number
GB2322009B
GB2322009B GB9808321A GB9808321A GB2322009B GB 2322009 B GB2322009 B GB 2322009B GB 9808321 A GB9808321 A GB 9808321A GB 9808321 A GB9808321 A GB 9808321A GB 2322009 B GB2322009 B GB 2322009B
Authority
GB
United Kingdom
Prior art keywords
relating
switch assemblies
illuminated switch
illuminated
assemblies
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
GB9808321A
Other versions
GB9808321D0 (en
GB2322009A (en
Inventor
Stanley S Wulc
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.)
Tokheim Corp
Original Assignee
Tokheim 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
Priority claimed from US08/316,574 external-priority patent/US5521345A/en
Application filed by Tokheim Corp filed Critical Tokheim Corp
Publication of GB9808321D0 publication Critical patent/GB9808321D0/en
Publication of GB2322009A publication Critical patent/GB2322009A/en
Application granted granted Critical
Publication of GB2322009B publication Critical patent/GB2322009B/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
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/7006—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard comprising a separate movable contact element for each switch site, all other elements being integrated in layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/024—Profile on actuator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/04—Attachments; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/06—Reflector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/024—Packing between substrate and membrane
    • H01H2229/032—Screw
GB9808321A 1994-09-30 1995-09-22 Improvements in or relating to illuminated switch assemblies Expired - Fee Related GB2322009B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/316,574 US5521345A (en) 1994-09-30 1994-09-30 Backlit membrane keypad
GB9519351A GB2293692B (en) 1994-09-30 1995-09-22 Improvements in or relating to illuminated switch assemblies

Publications (3)

Publication Number Publication Date
GB9808321D0 GB9808321D0 (en) 1998-06-17
GB2322009A GB2322009A (en) 1998-08-12
GB2322009B true GB2322009B (en) 1998-09-23

Family

ID=26307797

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9808321A Expired - Fee Related GB2322009B (en) 1994-09-30 1995-09-22 Improvements in or relating to illuminated switch assemblies

Country Status (1)

Country Link
GB (1) GB2322009B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2345192A (en) * 1998-12-22 2000-06-28 Maddox Broadcast Ltd Panel display
GB2346836A (en) * 2000-01-06 2000-08-23 Parmeader Shinh Keyboard with transparent keys and transparent indicia thereon wherein the keys and indicia are formed from different/contrasting transparent materials

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235295A (en) * 1989-08-24 1991-02-27 Technophone Ltd Light guide for keypads and the like

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235295A (en) * 1989-08-24 1991-02-27 Technophone Ltd Light guide for keypads and the like

Also Published As

Publication number Publication date
GB9808321D0 (en) 1998-06-17
GB2322009A (en) 1998-08-12

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Legal Events

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

Effective date: 20000922