IT1041275B - MODULAR KEYBOARD - Google Patents

MODULAR KEYBOARD

Info

Publication number
IT1041275B
IT1041275B IT50999/75A IT5099975A IT1041275B IT 1041275 B IT1041275 B IT 1041275B IT 50999/75 A IT50999/75 A IT 50999/75A IT 5099975 A IT5099975 A IT 5099975A IT 1041275 B IT1041275 B IT 1041275B
Authority
IT
Italy
Prior art keywords
modular keyboard
modular
keyboard
Prior art date
Application number
IT50999/75A
Other languages
Italian (it)
Original Assignee
Kienzle Apparate 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 Kienzle Apparate Gmbh filed Critical Kienzle Apparate Gmbh
Application granted granted Critical
Publication of IT1041275B publication Critical patent/IT1041275B/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
    • 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
    • H01H13/02—Details
    • H01H13/10—Bases; Stationary contacts mounted thereon
IT50999/75A 1974-08-22 1975-08-20 MODULAR KEYBOARD IT1041275B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2440265A DE2440265A1 (en) 1974-08-22 1974-08-22 Snap key keyboard structure - has keys snap connected into substructure which has openings in U-shaped formation to accommodate them

Publications (1)

Publication Number Publication Date
IT1041275B true IT1041275B (en) 1980-01-10

Family

ID=5923817

Family Applications (2)

Application Number Title Priority Date Filing Date
IT50999/75A IT1041275B (en) 1974-08-22 1975-08-20 MODULAR KEYBOARD
IT51000/75A IT1041276B (en) 1974-08-22 1975-08-20 MODULAR KEYBOARD

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT51000/75A IT1041276B (en) 1974-08-22 1975-08-20 MODULAR KEYBOARD

Country Status (5)

Country Link
CH (2) CH588763A5 (en)
DE (1) DE2440265A1 (en)
IT (2) IT1041275B (en)
NL (2) NL7509613A (en)
SE (2) SE399327B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157035B1 (en) * 1984-03-29 1993-01-27 Cherry Electrical Products Limited Mechanical keyboard with membrane switch array
CN107993867A (en) * 2017-12-28 2018-05-04 西安开天铁路电气股份有限公司 Tack non-locking press-button equipment can be illuminated

Also Published As

Publication number Publication date
CH592955A5 (en) 1977-11-15
IT1041276B (en) 1980-01-10
SE7509401L (en) 1976-02-23
NL7509612A (en) 1976-02-24
NL7509613A (en) 1976-02-24
CH588763A5 (en) 1977-06-15
SE7509402L (en) 1976-02-23
SE406013B (en) 1979-01-15
DE2440265A1 (en) 1976-03-11
SE399327B (en) 1978-02-06

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