GB2266186B - A keyboard - Google Patents

A keyboard

Info

Publication number
GB2266186B
GB2266186B GB9208234A GB9208234A GB2266186B GB 2266186 B GB2266186 B GB 2266186B GB 9208234 A GB9208234 A GB 9208234A GB 9208234 A GB9208234 A GB 9208234A GB 2266186 B GB2266186 B GB 2266186B
Authority
GB
United Kingdom
Prior art keywords
keyboard
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
GB9208234A
Other versions
GB9208234D0 (en
GB2266186A (en
Inventor
Hans-Jurgen Schmidt
Theo L Eversloh
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.)
Motorola Solutions Germany GmbH
Original Assignee
Motorola GmbH
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 Motorola GmbH filed Critical Motorola GmbH
Priority to GB9208234A priority Critical patent/GB2266186B/en
Publication of GB9208234D0 publication Critical patent/GB9208234D0/en
Publication of GB2266186A publication Critical patent/GB2266186A/en
Application granted granted Critical
Publication of GB2266186B publication Critical patent/GB2266186B/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
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/04—Cases; Covers
    • H01H19/06—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H19/065—Casings hermetically closed by a diaphragm through which passes an actuating member
    • 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
    • H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/002—Casings sealed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/016—Miscellaneous combined with start switch, discrete keyboard
GB9208234A 1992-04-14 1992-04-14 A keyboard Expired - Fee Related GB2266186B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9208234A GB2266186B (en) 1992-04-14 1992-04-14 A keyboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9208234A GB2266186B (en) 1992-04-14 1992-04-14 A keyboard

Publications (3)

Publication Number Publication Date
GB9208234D0 GB9208234D0 (en) 1992-05-27
GB2266186A GB2266186A (en) 1993-10-20
GB2266186B true GB2266186B (en) 1995-09-20

Family

ID=10714041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9208234A Expired - Fee Related GB2266186B (en) 1992-04-14 1992-04-14 A keyboard

Country Status (1)

Country Link
GB (1) GB2266186B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2712408B1 (en) * 1993-11-12 1996-02-16 Jaeger Keyboard for controlling an electric or electronic system, in particular for an anti-theft system for a motor vehicle.
FR2714519B1 (en) * 1993-12-29 1996-02-02 Alcatel Mobile Comm France Sealed locking switch button on its support.
GB2435448B (en) * 2006-02-20 2009-12-02 Devlin Electronics Ltd A Healthcare keyboard
DE102008021606B4 (en) * 2008-04-30 2011-07-28 Gigaset Communications GmbH, 81379 Tastaturmatte
CN110265245A (en) * 2019-07-12 2019-09-20 华勤通讯技术有限公司 Key device and electronic equipment comprising it

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2062304A (en) * 1979-10-15 1981-05-20 Casio Computer Co Ltd Key Input Device for Electronic Timepiece Calculator
GB2066575A (en) * 1979-12-21 1981-07-08 Jaeger Illuminated keyboard
WO1985003595A1 (en) * 1984-02-03 1985-08-15 Npm International Improvements in switches and keyboards

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2062304A (en) * 1979-10-15 1981-05-20 Casio Computer Co Ltd Key Input Device for Electronic Timepiece Calculator
GB2066575A (en) * 1979-12-21 1981-07-08 Jaeger Illuminated keyboard
WO1985003595A1 (en) * 1984-02-03 1985-08-15 Npm International Improvements in switches and keyboards

Also Published As

Publication number Publication date
GB9208234D0 (en) 1992-05-27
GB2266186A (en) 1993-10-20

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Legal Events

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

Effective date: 20020414