IT1052215B - KEY SWITCH SYSTEM - Google Patents

KEY SWITCH SYSTEM

Info

Publication number
IT1052215B
IT1052215B IT52097/75A IT5209775A IT1052215B IT 1052215 B IT1052215 B IT 1052215B IT 52097/75 A IT52097/75 A IT 52097/75A IT 5209775 A IT5209775 A IT 5209775A IT 1052215 B IT1052215 B IT 1052215B
Authority
IT
Italy
Prior art keywords
key switch
switch system
key
switch
Prior art date
Application number
IT52097/75A
Other languages
Italian (it)
Original Assignee
Blaupunkt Werke 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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Application granted granted Critical
Publication of IT1052215B publication Critical patent/IT1052215B/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
    • H01H13/7013—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 in which the movable contacts of each switch site or of a row of switch sites are formed in a single plate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2205/00—Movable contacts
    • H01H2205/032—Several contacts formed in one plate or layer
    • H01H2205/034—Several contacts formed in one plate or layer with snap action
IT52097/75A 1974-11-08 1975-11-06 KEY SWITCH SYSTEM IT1052215B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2452944A DE2452944C3 (en) 1974-11-08 1974-11-08 Key switch system

Publications (1)

Publication Number Publication Date
IT1052215B true IT1052215B (en) 1981-06-20

Family

ID=5930301

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52097/75A IT1052215B (en) 1974-11-08 1975-11-06 KEY SWITCH SYSTEM

Country Status (7)

Country Link
AU (1) AU8477875A (en)
BR (1) BR7507351A (en)
DE (2) DE7437240U (en)
FI (1) FI753128A (en)
FR (1) FR2290755A1 (en)
IT (1) IT1052215B (en)
ZA (1) ZA756986B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI64477C (en) * 1976-12-06 1983-11-10 Rca Corp TRYCKKOPPLARE
DE2705756C2 (en) * 1977-02-11 1982-09-02 Alps Electric Co., Ltd., Tokyo Push button switch for electronic desk calculators or the like.
DE2736172C3 (en) * 1977-08-11 1983-02-10 Rudolf Schadow Gmbh, 1000 Berlin Electrical snap switch
DE3320116A1 (en) * 1983-06-03 1984-12-06 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt KEY SWITCH DEVICE
FR2958072B1 (en) * 2010-03-25 2012-04-20 Continental Automotive France MULTICONTACT BLOCK COMPRISING AT LEAST TWO INDEPENDENT ELECTRICAL CONTACTS OF THE CLOSING EFFECT TYPE

Also Published As

Publication number Publication date
DE7437240U (en) 1975-08-07
DE2452944B2 (en) 1979-01-25
BR7507351A (en) 1976-08-10
DE2452944C3 (en) 1979-10-04
FR2290755A1 (en) 1976-06-04
ZA756986B (en) 1976-10-27
FI753128A (en) 1976-05-09
DE2452944A1 (en) 1976-05-13
AU8477875A (en) 1977-03-17

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