IT1176507B - Dispositivo di contatto ad inserimento, in particolare per sistemi di tasti, e sistemi di tasti - Google Patents

Dispositivo di contatto ad inserimento, in particolare per sistemi di tasti, e sistemi di tasti

Info

Publication number
IT1176507B
IT1176507B IT22098/84A IT2209884A IT1176507B IT 1176507 B IT1176507 B IT 1176507B IT 22098/84 A IT22098/84 A IT 22098/84A IT 2209884 A IT2209884 A IT 2209884A IT 1176507 B IT1176507 B IT 1176507B
Authority
IT
Italy
Prior art keywords
key systems
contact device
insertion contact
key
systems
Prior art date
Application number
IT22098/84A
Other languages
English (en)
Other versions
IT8422098A1 (it
IT8422098A0 (it
Inventor
Horst Hoffmann
Original Assignee
Ruf Kg Wilhelm
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 Ruf Kg Wilhelm filed Critical Ruf Kg Wilhelm
Publication of IT8422098A0 publication Critical patent/IT8422098A0/it
Publication of IT8422098A1 publication Critical patent/IT8422098A1/it
Application granted granted Critical
Publication of IT1176507B publication Critical patent/IT1176507B/it

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
    • 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
    • H01H13/703—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 spacers between contact carrying layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/016—Jumpers; Cross-overs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2211/00—Spacers
    • H01H2211/026—Spacers without separate element
    • H01H2211/034—Fixed contacts on different planes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/018—Printed contacts; Metal foil
IT22098/84A 1983-07-27 1984-07-27 Dispositivo di contatto ad inserimento, in particolare per sistemi di tasti, e sistemi di tasti IT1176507B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3327130A DE3327130C1 (de) 1983-07-27 1983-07-27 Schaltkontaktanordnung,insbesondere fuer Tastenfelder

Publications (3)

Publication Number Publication Date
IT8422098A0 IT8422098A0 (it) 1984-07-27
IT8422098A1 IT8422098A1 (it) 1986-01-27
IT1176507B true IT1176507B (it) 1987-08-18

Family

ID=6205075

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22098/84A IT1176507B (it) 1983-07-27 1984-07-27 Dispositivo di contatto ad inserimento, in particolare per sistemi di tasti, e sistemi di tasti

Country Status (4)

Country Link
US (1) US4575589A (it)
DE (1) DE3327130C1 (it)
FR (1) FR2550003B1 (it)
IT (1) IT1176507B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920002963B1 (ko) * 1988-05-13 1992-04-11 석윤기 자동차용 파워 윈도우 스위치
US4814566A (en) * 1987-10-20 1989-03-21 Sigl Edward D Push-button keyboard assembly with EMI and RFI-shielded multiple individually-replaceable switch modules

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2204522B2 (de) * 1972-02-01 1975-11-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schalttastatur
US3973091A (en) * 1975-02-03 1976-08-03 Texas Instruments Incorporated Pushbutton keyboard assembly having pole and inner contacts simultaneously engaged by a bridging contact
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
US3981757A (en) * 1975-04-14 1976-09-21 Globe-Union Inc. Method of fabricating keyboard apparatus
DE7624175U1 (de) * 1976-07-31 1976-11-25 Wilhelm Ruf Kg, 8000 Muenchen Tastatur
US4128744A (en) * 1977-02-22 1978-12-05 Chomerics, Inc. Keyboard with concave and convex domes

Also Published As

Publication number Publication date
IT8422098A1 (it) 1986-01-27
FR2550003A1 (fr) 1985-02-01
DE3327130C1 (de) 1985-03-07
FR2550003B1 (fr) 1990-05-04
IT8422098A0 (it) 1984-07-27
US4575589A (en) 1986-03-11

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