CS186253B2 - Push-button switch,particularly for the keyboards in typewriters or similar machines - Google Patents

Push-button switch,particularly for the keyboards in typewriters or similar machines

Info

Publication number
CS186253B2
CS186253B2 CS591473A CS591473A CS186253B2 CS 186253 B2 CS186253 B2 CS 186253B2 CS 591473 A CS591473 A CS 591473A CS 591473 A CS591473 A CS 591473A CS 186253 B2 CS186253 B2 CS 186253B2
Authority
CS
Czechoslovakia
Prior art keywords
typewriters
keyboards
push
button switch
similar machines
Prior art date
Application number
CS591473A
Other languages
Czech (cs)
Inventor
Werner Westram
Fritz Hofmeier
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
Priority claimed from DE2241346A external-priority patent/DE2241346C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CS186253B2 publication Critical patent/CS186253B2/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00Devices or arrangements for controlling character selection
    • B41J5/08Character or syllable selected by means of keys or keyboards of the typewriter type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/16Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of transmitters, e.g. code-bars, code-discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
CS591473A 1972-08-23 1973-08-23 Push-button switch,particularly for the keyboards in typewriters or similar machines CS186253B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7231118 1972-08-23
DE2241346A DE2241346C3 (en) 1972-08-23 1972-08-23 Key switches, in particular for keyboards in typewriters and similar machines

Publications (1)

Publication Number Publication Date
CS186253B2 true CS186253B2 (en) 1978-11-30

Family

ID=25763736

Family Applications (1)

Application Number Title Priority Date Filing Date
CS591473A CS186253B2 (en) 1972-08-23 1973-08-23 Push-button switch,particularly for the keyboards in typewriters or similar machines

Country Status (9)

Country Link
JP (1) JPS5423291B2 (en)
AR (1) AR200879A1 (en)
CH (1) CH561955A5 (en)
CS (1) CS186253B2 (en)
FR (1) FR2197218B1 (en)
GB (1) GB1412808A (en)
IT (1) IT992970B (en)
NL (1) NL174890C (en)
SE (1) SE382774B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51412A (en) * 1974-06-19 1976-01-06 Hitachi Ltd
DE8309913U1 (en) * 1983-04-05 1985-03-28 Dr. Eugen Sasse GmbH Bauelemente für die Elektronik, 8540 Schwabach Keyboard keys, in particular for telephone keypad apparatus
EP0261702A1 (en) * 1986-08-27 1988-03-30 Koninklijke Philips Electronics N.V. Switch provided with wire-shaped contact members
DE102004054617B3 (en) 2004-11-11 2006-05-11 Zf Friedrichshafen Ag Actuation device with buttons

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274355A (en) * 1965-02-08 1966-09-20 Scantlin Electronics Inc Cam operated snap switch having wire contacts
US3715545A (en) * 1971-06-18 1973-02-06 Cherry Electrical Prod Momentary push button switch with improved non-conductive cam for normally retaining movable leaf spring contacts in a non-operative position

Also Published As

Publication number Publication date
NL7311315A (en) 1974-02-26
SE382774B (en) 1976-02-16
GB1412808A (en) 1975-11-05
AU5912673A (en) 1975-02-13
NL174890B (en) 1984-03-16
FR2197218B1 (en) 1977-09-09
IT992970B (en) 1975-09-30
CH561955A5 (en) 1975-05-15
JPS5423291B2 (en) 1979-08-13
FR2197218A1 (en) 1974-03-22
JPS4957918A (en) 1974-06-05
AR200879A1 (en) 1974-12-27
NL174890C (en) 1984-08-16

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