FI860849A - REKTANGULAER KONTAKTHAOLLARE FOER TANGENTBORD. - Google Patents

REKTANGULAER KONTAKTHAOLLARE FOER TANGENTBORD. Download PDF

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Publication number
FI860849A
FI860849A FI860849A FI860849A FI860849A FI 860849 A FI860849 A FI 860849A FI 860849 A FI860849 A FI 860849A FI 860849 A FI860849 A FI 860849A FI 860849 A FI860849 A FI 860849A
Authority
FI
Finland
Prior art keywords
tangentbord
rektangulaer
kontakthaollare
foer
rektangulaer kontakthaollare
Prior art date
Application number
FI860849A
Other languages
Finnish (fi)
Other versions
FI860849A0 (en
Inventor
Reinhold Heiss
Rudolf Waechtler
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI860849A0 publication Critical patent/FI860849A0/en
Publication of FI860849A publication Critical patent/FI860849A/en

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
    • H01H13/78—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 characterised by the contacts or the contact sites
    • H01H13/785—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 characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
    • 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
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/03—Composite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00—Form of contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/002—Screen printing
FI860849A 1985-02-28 1986-02-27 REKTANGULAER KONTAKTHAOLLARE FOER TANGENTBORD. FI860849A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3507120 1985-02-28

Publications (2)

Publication Number Publication Date
FI860849A0 FI860849A0 (en) 1986-02-27
FI860849A true FI860849A (en) 1986-08-29

Family

ID=6263814

Family Applications (1)

Application Number Title Priority Date Filing Date
FI860849A FI860849A (en) 1985-02-28 1986-02-27 REKTANGULAER KONTAKTHAOLLARE FOER TANGENTBORD.

Country Status (9)

Country Link
EP (1) EP0193173A3 (en)
JP (1) JPS61253726A (en)
CN (1) CN86100121A (en)
AU (1) AU5413786A (en)
BR (1) BR8600830A (en)
DE (1) DE8505750U1 (en)
FI (1) FI860849A (en)
IN (1) IN161915B (en)
ZA (1) ZA861463B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3623293C2 (en) * 1986-07-10 1995-09-07 Hagen Uwe Multi-part flat electrode, especially for HF surgery
DE3714316A1 (en) * 1987-04-29 1988-11-10 Siemens Ag Contact mat for keys and keyboards
JP2003205072A (en) * 2002-01-11 2003-07-22 Fuji Shoji:Kk Slot machine
JP6992267B2 (en) 2017-03-24 2022-01-13 ヤマハ株式会社 Switching equipment for keyboard equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676607A (en) * 1969-11-25 1972-07-11 Bell Telephone Labor Inc Pushbutton telephone dial
US3653038A (en) * 1970-02-20 1972-03-28 United Bank Of Denver National Capacitive electric signal device and keyboard using said device
US4243852A (en) * 1979-04-16 1981-01-06 Oak Industries Inc. Membrane switch with means for impeding silver migration
GB2076193B (en) * 1980-05-15 1983-06-08 Standard Telephones Cables Ltd Keyboards
US4440990A (en) * 1982-05-19 1984-04-03 Smk Electronics Corporation, Usa Membrane keyboard assembly
US4458969A (en) * 1982-12-06 1984-07-10 Dorman-Bogdonoff Corporation Membrane switch with means for preventing silver migration

Also Published As

Publication number Publication date
FI860849A0 (en) 1986-02-27
AU5413786A (en) 1986-09-04
CN86100121A (en) 1986-08-27
EP0193173A3 (en) 1988-11-30
DE8505750U1 (en) 1986-08-21
EP0193173A2 (en) 1986-09-03
ZA861463B (en) 1986-10-29
IN161915B (en) 1988-02-27
BR8600830A (en) 1986-11-11
JPS61253726A (en) 1986-11-11

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT