GB1412808A - Key switches - Google Patents

Key switches

Info

Publication number
GB1412808A
GB1412808A GB3658373A GB3658373A GB1412808A GB 1412808 A GB1412808 A GB 1412808A GB 3658373 A GB3658373 A GB 3658373A GB 3658373 A GB3658373 A GB 3658373A GB 1412808 A GB1412808 A GB 1412808A
Authority
GB
United Kingdom
Prior art keywords
contact
shaft
aug
push
fixed
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.)
Expired
Application number
GB3658373A
Other languages
English (en)
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.)
Siemens AG
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/de
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB1412808A publication Critical patent/GB1412808A/en
Expired 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
    • H01H13/50—Switches 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/16—Details 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)
GB3658373A 1972-08-23 1973-08-01 Key switches Expired GB1412808A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2241346A DE2241346C3 (de) 1972-08-23 1972-08-23 Tastenschalter, insbesondere für Tastaturen in Schreibmaschinen und ähnlichen Maschinen
DE7231118 1972-08-23

Publications (1)

Publication Number Publication Date
GB1412808A true GB1412808A (en) 1975-11-05

Family

ID=25763736

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3658373A Expired GB1412808A (en) 1972-08-23 1973-08-01 Key switches

Country Status (9)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006050703A1 (de) * 2004-11-11 2006-05-18 Zf Friedrichshafen Ag Betätigungseinrichtung mit tasten

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51412A (nl) * 1974-06-19 1976-01-06 Hitachi Ltd
DE3312217A1 (de) * 1983-04-05 1984-10-11 Dr. Eugen Sasse GmbH Bauelemente für die Elektronik, 8540 Schwabach Tastaturtaste, insbesondere fuer fernsprechtastenapparate
EP0261702A1 (en) * 1986-08-27 1988-03-30 Koninklijke Philips Electronics N.V. Switch provided with wire-shaped contact members

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006050703A1 (de) * 2004-11-11 2006-05-18 Zf Friedrichshafen Ag Betätigungseinrichtung mit tasten
US7541553B2 (en) 2004-11-11 2009-06-02 Zf Friedrichshafen Ag Actuating device with push buttons

Also Published As

Publication number Publication date
NL7311315A (nl) 1974-02-26
CH561955A5 (nl) 1975-05-15
AU5912673A (en) 1975-02-13
FR2197218B1 (nl) 1977-09-09
JPS4957918A (nl) 1974-06-05
CS186253B2 (en) 1978-11-30
AR200879A1 (es) 1974-12-27
FR2197218A1 (nl) 1974-03-22
NL174890B (nl) 1984-03-16
JPS5423291B2 (nl) 1979-08-13
SE382774B (sv) 1976-02-16
IT992970B (it) 1975-09-30
NL174890C (nl) 1984-08-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee