CH436434A - Key-operated switching arrangement with electrical switching time control - Google Patents

Key-operated switching arrangement with electrical switching time control

Info

Publication number
CH436434A
CH436434A CH439165A CH439165A CH436434A CH 436434 A CH436434 A CH 436434A CH 439165 A CH439165 A CH 439165A CH 439165 A CH439165 A CH 439165A CH 436434 A CH436434 A CH 436434A
Authority
CH
Switzerland
Prior art keywords
key
time control
operated
arrangement
switching time
Prior art date
Application number
CH439165A
Other languages
German (de)
Inventor
Gerjets Heinz
Elsner Hans
Wesselhoeft Siegfried
Original Assignee
Olympia Werke 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
Application filed by Olympia Werke Ag filed Critical Olympia Werke Ag
Publication of CH436434A publication Critical patent/CH436434A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • 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
    • H01H13/72—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 wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/04—Shaping pulses by increasing duration; by decreasing duration

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Lock And Its Accessories (AREA)
  • Switch Cases, Indication, And Locking (AREA)
CH439165A 1964-06-24 1965-03-30 Key-operated switching arrangement with electrical switching time control CH436434A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO10214A DE1227541B (en) 1964-06-24 1964-06-24 Key-operated switching arrangement with electrical switching time control

Publications (1)

Publication Number Publication Date
CH436434A true CH436434A (en) 1967-05-31

Family

ID=7351910

Family Applications (1)

Application Number Title Priority Date Filing Date
CH439165A CH436434A (en) 1964-06-24 1965-03-30 Key-operated switching arrangement with electrical switching time control

Country Status (4)

Country Link
US (1) US3270853A (en)
CH (1) CH436434A (en)
DE (1) DE1227541B (en)
GB (1) GB1109352A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464532A (en) * 1967-08-30 1969-09-02 Burroughs Corp Keyboard pushbutton with character visible in depressed position
DE1774093A1 (en) * 1968-04-05 1971-12-16 Olympia Buerosysteme Gmbh Method and quick connection for controlling output devices
US3707619A (en) * 1970-03-12 1972-12-26 Digitronics Corp Actuating apparatus for a business machine
US3750796A (en) * 1971-02-08 1973-08-07 Ncr Co Self-interlocking keyboard
US3993179A (en) * 1971-12-28 1976-11-23 Realty & Industrial Corporation Justifying, text writing composing machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1927761A (en) * 1929-03-28 1933-09-19 Tauschek Gustav Power drive for typewriters
US2869703A (en) * 1953-06-08 1959-01-20 Grundig Max Type key blocking mechanism
US2720961A (en) * 1954-03-31 1955-10-18 Ibm Key latching and release mechanism
US2891649A (en) * 1957-05-13 1959-06-23 Royal Mcbee Corp Manual and/or electric typewriters
US3150351A (en) * 1957-09-10 1964-09-22 Ibm Computer manual keyboard entry
US3189153A (en) * 1962-07-03 1965-06-15 Ibm Keyboard

Also Published As

Publication number Publication date
DE1227541C2 (en) 1967-05-18
US3270853A (en) 1966-09-06
DE1227541B (en) 1966-10-27
GB1109352A (en) 1968-04-10

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