DE3789936D1 - Tastatur. - Google Patents

Tastatur.

Info

Publication number
DE3789936D1
DE3789936D1 DE3789936T DE3789936T DE3789936D1 DE 3789936 D1 DE3789936 D1 DE 3789936D1 DE 3789936 T DE3789936 T DE 3789936T DE 3789936 T DE3789936 T DE 3789936T DE 3789936 D1 DE3789936 D1 DE 3789936D1
Authority
DE
Germany
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
DE3789936T
Other languages
English (en)
Other versions
DE3789936T2 (de
Inventor
Haruo Yoshida
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.)
SMK Corp
Original Assignee
SMK 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
Application filed by SMK Corp filed Critical SMK Corp
Publication of DE3789936D1 publication Critical patent/DE3789936D1/de
Application granted granted Critical
Publication of DE3789936T2 publication Critical patent/DE3789936T2/de
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
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/12—Push-buttons
    • H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
    • 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
    • H01H13/705—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 characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/0006—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/056—Modular conception
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/03—Key modules mounted on support plate or frame
    • H01H2233/034—Snap coupling
    • H01H2233/036—Snap coupling with limited freedom
DE3789936T 1986-11-12 1987-11-05 Tastatur. Expired - Fee Related DE3789936T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986173716U JPH0341380Y2 (de) 1986-11-12 1986-11-12

Publications (2)

Publication Number Publication Date
DE3789936D1 true DE3789936D1 (de) 1994-07-07
DE3789936T2 DE3789936T2 (de) 1994-09-08

Family

ID=15965812

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789936T Expired - Fee Related DE3789936T2 (de) 1986-11-12 1987-11-05 Tastatur.

Country Status (4)

Country Link
EP (1) EP0267541B1 (de)
JP (1) JPH0341380Y2 (de)
KR (1) KR930002227Y1 (de)
DE (1) DE3789936T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3838362C1 (de) * 1988-11-11 1990-01-11 Nixdorf Computer Ag, 4790 Paderborn, De
US5003140A (en) * 1989-06-26 1991-03-26 International Business Machines Corporation Long keybutton stabilizer
EP0478991A3 (en) * 1990-10-01 1992-10-21 Siemens Aktiengesellschaft Holder for keys of a keyboard for electrical apparatus
US5396038A (en) * 1992-06-15 1995-03-07 Smk Co., Ltd. Thin keyboard switch
DE4306046C1 (de) * 1993-02-26 1994-04-21 Siemens Nixdorf Inf Syst Tastatur mit wenigstens einer Doppeltaste
KR970004399B1 (en) * 1993-07-02 1997-03-27 B T C Korea Co Ltd Keyboard
JP2001167657A (ja) * 1999-12-09 2001-06-22 Brother Ind Ltd キースイッチ、およびそのキースイッチを含むキーボード、およびそのキーボードを備えた電子機器
US7250579B2 (en) * 2005-09-21 2007-07-31 Micro Pneumatic Logic, Inc. Large actuation area switching device
JP5038108B2 (ja) * 2007-11-26 2012-10-03 大成建設株式会社 照明用スイッチ装置
JP5630522B2 (ja) * 2013-03-21 2014-11-26 Toto株式会社 操作入力装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467150A (en) * 1982-02-24 1984-08-21 Digital Equipment Corporation Electronic keyboard
US4492838A (en) * 1983-02-24 1985-01-08 Amp Incorporated Key switch having an actuator integral with the return spring
DE3310313A1 (de) * 1983-03-22 1984-09-27 Sachsse Brigitte Drucktaste
DE3405652A1 (de) * 1984-02-17 1985-08-22 Brown, Boveri & Cie Ag, 6800 Mannheim Betaetigungsvorrichtung fuer schaltungseinrichtungen
DE3433743A1 (de) * 1984-09-14 1986-03-27 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt Drucktaste

Also Published As

Publication number Publication date
JPS6379019U (de) 1988-05-25
EP0267541B1 (de) 1994-06-01
EP0267541A3 (en) 1990-03-21
JPH0341380Y2 (de) 1991-08-30
KR930002227Y1 (ko) 1993-04-26
KR880010350U (ko) 1988-07-27
EP0267541A2 (de) 1988-05-18
DE3789936T2 (de) 1994-09-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee