FR2537378A1 - Clavier a membrane - Google Patents

Clavier a membrane Download PDF

Info

Publication number
FR2537378A1
FR2537378A1 FR8319013A FR8319013A FR2537378A1 FR 2537378 A1 FR2537378 A1 FR 2537378A1 FR 8319013 A FR8319013 A FR 8319013A FR 8319013 A FR8319013 A FR 8319013A FR 2537378 A1 FR2537378 A1 FR 2537378A1
Authority
FR
France
Prior art keywords
buffer layer
keyboard according
layer
keyboard
switching
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Withdrawn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
FR8319013A
Other languages
English (en)
French (fr)
Inventor
Matsumaru Akihiko
Gun Ianshiki
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.)
Nippon Mektron KK
Original Assignee
Nippon Mektron KK
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 Nippon Mektron KK filed Critical Nippon Mektron KK
Publication of FR2537378A1 publication Critical patent/FR2537378A1/fr
Withdrawn legal-status Critical Current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
    • H01H2209/00—Layers
    • H01H2209/014—Layers composed of different layers; Lubricant in between
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/068—Properties of the membrane
    • H01H2209/08—Properties of the membrane with memory properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/008—Part of substrate or membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/016—Pressure reduction membrane; Spreader layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/002—Layer thickness
    • H01H2227/004—Membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/024—Packing between substrate and membrane
    • H01H2229/028—Adhesive

Landscapes

  • Push-Button Switches (AREA)
FR8319013A 1982-11-30 1983-11-29 Clavier a membrane Withdrawn FR2537378A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57211125A JPS59101724A (ja) 1982-11-30 1982-11-30 キ−ボ−ドスイツチ

Publications (1)

Publication Number Publication Date
FR2537378A1 true FR2537378A1 (fr) 1984-06-08

Family

ID=16600801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8319013A Withdrawn FR2537378A1 (fr) 1982-11-30 1983-11-29 Clavier a membrane

Country Status (5)

Country Link
JP (1) JPS59101724A (de)
DE (1) DE3343376A1 (de)
FR (1) FR2537378A1 (de)
GB (1) GB2133216A (de)
IT (1) IT1167028B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61180431U (de) * 1985-04-30 1986-11-11
EP1429357A1 (de) 2002-12-09 2004-06-16 IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. Folientastatur mit mehrlagigen Einzelfolien
EP1429355A1 (de) * 2002-12-09 2004-06-16 IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. Folienartiges Schaltelement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969600A (en) * 1975-06-11 1976-07-13 Burroughs Corporation Tactile feedback keyboard switch assembly and actuator
WO1982001100A1 (en) * 1980-09-17 1982-04-01 Ncr Co Keyboard and method of producing a keyboard

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382338A (en) * 1966-04-26 1968-05-07 Ibm Pushbutton actuator for elastomeric switch
US3592979A (en) * 1969-11-05 1971-07-13 Ncr Co Elastomeric keyboard with improved printed circuit contact means
US3617660A (en) * 1970-01-23 1971-11-02 Ibm Keyboard actuating mechanism for diaphragm electric switch contact array
US3676616A (en) * 1970-12-21 1972-07-11 Ibm Eds serial switch array
US3777222A (en) * 1972-05-12 1973-12-04 Ibm Modular touch sensitive indicating panels with touch and light transmissive overlay cover membrane containing visible printed indicia
US3911233A (en) * 1973-02-20 1975-10-07 Matsushita Electric Ind Co Ltd Keyboard switch for desk top electronic calculators
US3860771A (en) * 1973-10-29 1975-01-14 Chomerics Inc Keyboard switch assembly with dome shaped actuator having associated underlying contactor means
US4158115A (en) * 1978-06-26 1979-06-12 W. H. Brady Co. Internally connecting flexible switch
US4520248A (en) * 1980-08-15 1985-05-28 Rogers Corporation Keyboard assembly

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969600A (en) * 1975-06-11 1976-07-13 Burroughs Corporation Tactile feedback keyboard switch assembly and actuator
WO1982001100A1 (en) * 1980-09-17 1982-04-01 Ncr Co Keyboard and method of producing a keyboard

Also Published As

Publication number Publication date
DE3343376A1 (de) 1984-05-30
GB2133216A (en) 1984-07-18
IT8323924A0 (it) 1983-11-28
JPS59101724A (ja) 1984-06-12
IT1167028B (it) 1987-05-06
GB8332032D0 (en) 1984-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse