CH450746A - Keyboard, in particular for scales - Google Patents

Keyboard, in particular for scales

Info

Publication number
CH450746A
CH450746A CH140666A CH140666A CH450746A CH 450746 A CH450746 A CH 450746A CH 140666 A CH140666 A CH 140666A CH 140666 A CH140666 A CH 140666A CH 450746 A CH450746 A CH 450746A
Authority
CH
Switzerland
Prior art keywords
scales
keyboard
Prior art date
Application number
CH140666A
Other languages
German (de)
Inventor
Wirth Johannes
Original Assignee
Wirth Gallo & Co
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 Gallo & Co filed Critical Wirth Gallo & Co
Priority to CH140666A priority Critical patent/CH450746A/en
Priority to US603309A priority patent/US3356296A/en
Priority to AT1184866A priority patent/AT265690B/en
Priority to NL676700482A priority patent/NL149615B/en
Priority to DE19671572987 priority patent/DE1572987C/en
Publication of CH450746A publication Critical patent/CH450746A/en

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)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Push-Button Switches (AREA)
CH140666A 1966-01-31 1966-01-31 Keyboard, in particular for scales CH450746A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH140666A CH450746A (en) 1966-01-31 1966-01-31 Keyboard, in particular for scales
US603309A US3356296A (en) 1966-01-31 1966-12-20 Keyboard interlocking arrangement
AT1184866A AT265690B (en) 1966-01-31 1966-12-23 Keyboard, in particular for scales
NL676700482A NL149615B (en) 1966-01-31 1967-01-12 KEYBOARD.
DE19671572987 DE1572987C (en) 1966-01-31 1967-01-26 Keyboard, in particular for scales

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH140666A CH450746A (en) 1966-01-31 1966-01-31 Keyboard, in particular for scales

Publications (1)

Publication Number Publication Date
CH450746A true CH450746A (en) 1968-01-31

Family

ID=4209685

Family Applications (1)

Application Number Title Priority Date Filing Date
CH140666A CH450746A (en) 1966-01-31 1966-01-31 Keyboard, in particular for scales

Country Status (4)

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

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
DE1572987B2 (en) 1972-06-15
DE1572987A1 (en) 1971-11-04
US3356296A (en) 1967-12-05
NL149615B (en) 1976-05-17
AT265690B (en) 1968-10-25
NL6700482A (en) 1967-08-01

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