EP0128315A3 - Tastschaltvorrichtung - Google Patents

Tastschaltvorrichtung Download PDF

Info

Publication number
EP0128315A3
EP0128315A3 EP84104802A EP84104802A EP0128315A3 EP 0128315 A3 EP0128315 A3 EP 0128315A3 EP 84104802 A EP84104802 A EP 84104802A EP 84104802 A EP84104802 A EP 84104802A EP 0128315 A3 EP0128315 A3 EP 0128315A3
Authority
EP
European Patent Office
Prior art keywords
switching
switching device
key switching
deformation
film
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.)
Withdrawn
Application number
EP84104802A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0128315A2 (de
Inventor
Jürgen Dipl.-Ing. Oelsch
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.)
Preh GmbH
Original Assignee
Preh 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 Preh GmbH filed Critical Preh GmbH
Publication of EP0128315A2 publication Critical patent/EP0128315A2/de
Publication of EP0128315A3 publication Critical patent/EP0128315A3/de
Withdrawn legal-status Critical Current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
    • H01H13/702—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
    • H01H2213/00—Venting
    • H01H2213/01—Venting with internal pressure of other switch sites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/002—Layer thickness
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/03—Avoiding erroneous switching

Landscapes

  • Push-Button Switches (AREA)
EP84104802A 1983-06-03 1984-04-28 Tastschaltvorrichtung Withdrawn EP0128315A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3320116 1983-06-03
DE3320116A DE3320116A1 (de) 1983-06-03 1983-06-03 Tastschaltvorrichtung

Publications (2)

Publication Number Publication Date
EP0128315A2 EP0128315A2 (de) 1984-12-19
EP0128315A3 true EP0128315A3 (de) 1988-01-13

Family

ID=6200578

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84104802A Withdrawn EP0128315A3 (de) 1983-06-03 1984-04-28 Tastschaltvorrichtung

Country Status (4)

Country Link
US (1) US4743722A (enrdf_load_stackoverflow)
EP (1) EP0128315A3 (enrdf_load_stackoverflow)
JP (1) JPS6041716A (enrdf_load_stackoverflow)
DE (1) DE3320116A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6803534B1 (en) * 2001-05-25 2004-10-12 Raytheon Company Membrane for micro-electro-mechanical switch, and methods of making and using it
WO2003025961A1 (de) * 2001-09-19 2003-03-27 Iee International Electronics & Engineering S.A. Schaltelement in folienbauweise
US6791441B2 (en) * 2002-05-07 2004-09-14 Raytheon Company Micro-electro-mechanical switch, and methods of making and using it
JP4126021B2 (ja) 2004-02-05 2008-07-30 ローム株式会社 固体電解コンデンサ
TW200828371A (en) 2006-09-21 2008-07-01 Matsushita Electric Industrial Co Ltd Chip-type filter
US7700890B2 (en) * 2008-01-15 2010-04-20 Research In Motion Limited Key dome assembly with improved tactile feedback

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148228A1 (enrdf_load_stackoverflow) * 1971-08-05 1973-03-11 Int Standard Electric Corp
US4034176A (en) * 1975-06-11 1977-07-05 Magic Dot, Inc. Membrane switch apparatus
FR2447598A1 (fr) * 1979-01-25 1980-08-22 Itt Commutateur a bouton poussoir
GB2084405A (en) * 1980-09-22 1982-04-07 Rogers Corp Electrical switch

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7437240U (de) * 1974-11-08 1975-08-07 Blaupunkt Werke Gmbh Tastenschaltersystem
US4071718A (en) * 1976-10-22 1978-01-31 Bowmar Instrument Corporation Flat keyboard assembly having cover type membrane with protrusions to align switch components
JPS54104580A (en) * 1978-02-03 1979-08-16 Canon Kk Thin electronic device
DE2847278A1 (de) * 1978-10-31 1980-05-14 Eaton Gmbh Druckabhaengiger elektrischer schalter
DE3006591A1 (de) * 1980-02-22 1981-08-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Tastschalter
DE3025024C2 (de) * 1980-07-02 1982-04-29 Schoeller & Co Elektrotechnische Fabrik Gmbh & Co, 6000 Frankfurt Folienschalter
US4423294A (en) * 1982-06-17 1983-12-27 The Hall Company Laminate switch assembly having improved durability

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148228A1 (enrdf_load_stackoverflow) * 1971-08-05 1973-03-11 Int Standard Electric Corp
US4034176A (en) * 1975-06-11 1977-07-05 Magic Dot, Inc. Membrane switch apparatus
FR2447598A1 (fr) * 1979-01-25 1980-08-22 Itt Commutateur a bouton poussoir
GB2084405A (en) * 1980-09-22 1982-04-07 Rogers Corp Electrical switch

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IBM TECHNICAL DISCLOSURE BULLETIN, Band 14, Nr. 3, August 1971, Seite 767, New York, US; L.H. SEDARIS et al.: "Elastic diaphragm switch" *

Also Published As

Publication number Publication date
EP0128315A2 (de) 1984-12-19
JPS6041716A (ja) 1985-03-05
DE3320116C2 (enrdf_load_stackoverflow) 1988-02-11
DE3320116A1 (de) 1984-12-06
US4743722A (en) 1988-05-10

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Legal Events

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Effective date: 19880205

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: PREH-WERKE GMBH & CO. KG

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Effective date: 19891120

STAA Information on the status of an ep patent application or granted ep patent

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18W Application withdrawn

Withdrawal date: 19900115

R18W Application withdrawn (corrected)

Effective date: 19900115

RIN1 Information on inventor provided before grant (corrected)

Inventor name: OELSCH, JUERGEN, DIPL.-ING.