DE2440265A1 - Tastatur - Google Patents

Tastatur

Info

Publication number
DE2440265A1
DE2440265A1 DE2440265A DE2440265A DE2440265A1 DE 2440265 A1 DE2440265 A1 DE 2440265A1 DE 2440265 A DE2440265 A DE 2440265A DE 2440265 A DE2440265 A DE 2440265A DE 2440265 A1 DE2440265 A1 DE 2440265A1
Authority
DE
Germany
Prior art keywords
keyboard according
key
housing
keys
keyboard
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.)
Pending
Application number
DE2440265A
Other languages
German (de)
English (en)
Inventor
Paul Blaser
Helmut Schmidt
Walter Strobel
Guenter Treude
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.)
Digital Kienzle Computersysteme GmbH and Co KG
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
Priority to DE2440265A priority Critical patent/DE2440265A1/de
Priority to NL7509613A priority patent/NL7509613A/xx
Priority to NL7509612A priority patent/NL7509612A/xx
Priority to CH1070975A priority patent/CH592955A5/xx
Priority to CH1071075A priority patent/CH588763A5/xx
Priority to IT50999/75A priority patent/IT1041275B/it
Priority to IT51000/75A priority patent/IT1041276B/it
Priority to SE7509401A priority patent/SE406013B/sv
Priority to SE7509402A priority patent/SE399327B/sv
Publication of DE2440265A1 publication Critical patent/DE2440265A1/de
Priority to US05/779,936 priority patent/US4124313A/en
Priority to US05/900,771 priority patent/US4202640A/en
Pending 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
    • 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

Landscapes

  • Push-Button Switches (AREA)
DE2440265A 1974-08-22 1974-08-22 Tastatur Pending DE2440265A1 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE2440265A DE2440265A1 (de) 1974-08-22 1974-08-22 Tastatur
NL7509613A NL7509613A (nl) 1974-08-22 1975-08-12 Toetsenbord.
NL7509612A NL7509612A (nl) 1974-08-22 1975-08-12 Toetsenbord.
CH1070975A CH592955A5 (sv) 1974-08-22 1975-08-18
CH1071075A CH588763A5 (sv) 1974-08-22 1975-08-18
IT50999/75A IT1041275B (it) 1974-08-22 1975-08-20 Tastiera componibile
IT51000/75A IT1041276B (it) 1974-08-22 1975-08-20 Tastiera componibile
SE7509401A SE406013B (sv) 1974-08-22 1975-08-22 Tangent
SE7509402A SE399327B (sv) 1974-08-22 1975-08-22 Tangentsats
US05/779,936 US4124313A (en) 1974-08-22 1977-03-21 Keyboard assembly
US05/900,771 US4202640A (en) 1974-08-22 1978-04-27 Keyboard assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2440265A DE2440265A1 (de) 1974-08-22 1974-08-22 Tastatur

Publications (1)

Publication Number Publication Date
DE2440265A1 true DE2440265A1 (de) 1976-03-11

Family

ID=5923817

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2440265A Pending DE2440265A1 (de) 1974-08-22 1974-08-22 Tastatur

Country Status (5)

Country Link
CH (2) CH588763A5 (sv)
DE (1) DE2440265A1 (sv)
IT (2) IT1041275B (sv)
NL (2) NL7509612A (sv)
SE (2) SE406013B (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157035A2 (en) * 1984-03-29 1985-10-09 Cherry Electrical Products Limited Mechanical keyboard with membrane switch array
CN107993867A (zh) * 2017-12-28 2018-05-04 西安开天铁路电气股份有限公司 可照明平头自复按钮设备

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157035A2 (en) * 1984-03-29 1985-10-09 Cherry Electrical Products Limited Mechanical keyboard with membrane switch array
EP0157035A3 (en) * 1984-03-29 1987-03-18 Cherry Electrical Products Limited Mechanical keyboard with membrane switch arrray
CN107993867A (zh) * 2017-12-28 2018-05-04 西安开天铁路电气股份有限公司 可照明平头自复按钮设备

Also Published As

Publication number Publication date
CH588763A5 (sv) 1977-06-15
SE399327B (sv) 1978-02-06
IT1041275B (it) 1980-01-10
SE7509402L (sv) 1976-02-23
CH592955A5 (sv) 1977-11-15
NL7509612A (nl) 1976-02-24
IT1041276B (it) 1980-01-10
NL7509613A (nl) 1976-02-24
SE7509401L (sv) 1976-02-23
SE406013B (sv) 1979-01-15

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