GB9409640D0 - Improvements in or relating to pushbutton switches - Google Patents

Improvements in or relating to pushbutton switches

Info

Publication number
GB9409640D0
GB9409640D0 GB9409640A GB9409640A GB9409640D0 GB 9409640 D0 GB9409640 D0 GB 9409640D0 GB 9409640 A GB9409640 A GB 9409640A GB 9409640 A GB9409640 A GB 9409640A GB 9409640 D0 GB9409640 D0 GB 9409640D0
Authority
GB
United Kingdom
Prior art keywords
relating
pushbutton switches
pushbutton
switches
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.)
Granted
Application number
GB9409640A
Other versions
GB2278239B (en
GB2278239A (en
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
Publication of GB9409640D0 publication Critical patent/GB9409640D0/en
Publication of GB2278239A publication Critical patent/GB2278239A/en
Application granted granted Critical
Publication of GB2278239B publication Critical patent/GB2278239B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/02—Controlling members for hand actuation by linear movement, e.g. push buttons
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0427—Constructional details in the form of buttons
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/045—Signs, boards or panels specially adapted for doors
    • 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
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
GB9409640A 1993-05-19 1994-05-13 Improvements in or relating to pushbutton switches Expired - Fee Related GB2278239B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939310265A GB9310265D0 (en) 1993-05-19 1993-05-19 Improvement in or relating to indicators and pushbuttons

Publications (3)

Publication Number Publication Date
GB9409640D0 true GB9409640D0 (en) 1994-07-06
GB2278239A GB2278239A (en) 1994-11-23
GB2278239B GB2278239B (en) 1997-07-09

Family

ID=10735723

Family Applications (3)

Application Number Title Priority Date Filing Date
GB939310265A Pending GB9310265D0 (en) 1993-05-19 1993-05-19 Improvement in or relating to indicators and pushbuttons
GB9409639A Expired - Fee Related GB2278238B (en) 1993-05-19 1994-05-13 Improvements in or relating to indicators and pushbuttons
GB9409640A Expired - Fee Related GB2278239B (en) 1993-05-19 1994-05-13 Improvements in or relating to pushbutton switches

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB939310265A Pending GB9310265D0 (en) 1993-05-19 1993-05-19 Improvement in or relating to indicators and pushbuttons
GB9409639A Expired - Fee Related GB2278238B (en) 1993-05-19 1994-05-13 Improvements in or relating to indicators and pushbuttons

Country Status (2)

Country Link
CA (1) CA2123819A1 (en)
GB (3) GB9310265D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490581A (en) * 1994-09-23 1996-02-13 Inventio Ag Surface mounted modular fixture for elevators
GB2311748B (en) * 1996-04-04 1999-10-06 Dewhurst Plc Improvements in or relating to indicating devices
DE19958582B4 (en) * 1999-12-04 2006-08-10 Daimlerchrysler Ag Electric switch
EP3821757B1 (en) * 2019-11-18 2024-04-17 Braun GmbH Personal care device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849621A (en) * 1974-05-09 1974-11-19 Cherry Electrical Prod Illuminated push-button switch
DE2844579A1 (en) * 1978-10-13 1980-04-24 Schlegel Georg Fa ACTUATOR WITH ILLUMINATED BUTTON FOR ELECTRICAL SWITCHING DEVICES, ESPECIALLY FOR COMMAND SWITCHES
US4431879A (en) * 1981-10-06 1984-02-14 Nihon Kaiheiki Kogyo Kabushiki Kaisha Illumination-type pushbutton switch construction
JPS59164118U (en) * 1983-04-18 1984-11-02 オムロン株式会社 illuminated display device
DE3423177C1 (en) * 1984-06-22 1985-08-01 Barlian, Reinhold, Dipl.-Ing.(FH), 6990 Bad Mergentheim Electrical switch
JPS61135009A (en) * 1984-12-05 1986-06-23 オムロン株式会社 Push button swtch
US4967317A (en) * 1988-06-16 1990-10-30 Genlyte Exit sign
JPH0614338Y2 (en) * 1988-10-18 1994-04-13 日本開閉器工業株式会社 Push button switch display button

Also Published As

Publication number Publication date
GB9310265D0 (en) 1993-06-30
GB2278239B (en) 1997-07-09
CA2123819A1 (en) 1994-11-20
GB2278239A (en) 1994-11-23
GB2278238A (en) 1994-11-23
GB2278238B (en) 1997-07-02
GB9409639D0 (en) 1994-07-06

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Legal Events

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

Effective date: 19980513