NL149615B - Toetsenbord. - Google Patents

Toetsenbord.

Info

Publication number
NL149615B
NL149615B NL676700482A NL6700482A NL149615B NL 149615 B NL149615 B NL 149615B NL 676700482 A NL676700482 A NL 676700482A NL 6700482 A NL6700482 A NL 6700482A NL 149615 B NL149615 B NL 149615B
Authority
NL
Netherlands
Prior art keywords
keyboard
Prior art date
Application number
NL676700482A
Other languages
English (en)
Dutch (nl)
Other versions
NL6700482A (de
Original Assignee
Wirth
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 Wirth filed Critical Wirth
Publication of NL6700482A publication Critical patent/NL6700482A/xx
Publication of NL149615B publication Critical patent/NL149615B/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
    • G05G5/06—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member for holding members in one or a limited number of definite positions only
    • G05G5/08—Interlocking of members, e.g. locking member in a particular position before or during the movement of another member
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
NL676700482A 1966-01-31 1967-01-12 Toetsenbord. NL149615B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH140666A CH450746A (de) 1966-01-31 1966-01-31 Tastatur, insbesondere für Waagen

Publications (2)

Publication Number Publication Date
NL6700482A NL6700482A (de) 1967-08-01
NL149615B true NL149615B (nl) 1976-05-17

Family

ID=4209685

Family Applications (1)

Application Number Title Priority Date Filing Date
NL676700482A NL149615B (nl) 1966-01-31 1967-01-12 Toetsenbord.

Country Status (4)

Country Link
US (1) US3356296A (de)
AT (1) AT265690B (de)
CH (1) CH450746A (de)
NL (1) NL149615B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574335A (en) * 1969-11-26 1971-04-13 Olympia Werke Ag Keyboard with interconnected keys
US3678255A (en) * 1971-06-18 1972-07-18 Cherry Electrical Prod Mechanical key lock-in

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2451090A (en) * 1948-10-12 Key locking mechanism
US1534938A (en) * 1925-04-21 Keyboard of calculating machines
US2142862A (en) * 1933-11-18 1939-01-03 Hall Welter Co Inc Check writer
US3024988A (en) * 1959-07-01 1962-03-13 Monroe Calculating Machine Keyboard mechanism

Also Published As

Publication number Publication date
CH450746A (de) 1968-01-31
AT265690B (de) 1968-10-25
DE1572987A1 (de) 1971-11-04
DE1572987B2 (de) 1972-06-15
NL6700482A (de) 1967-08-01
US3356296A (en) 1967-12-05

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: WIRTH