DE2154450B2 - Sperre fuer tastensysteme - Google Patents

Sperre fuer tastensysteme

Info

Publication number
DE2154450B2
DE2154450B2 DE19712154450 DE2154450A DE2154450B2 DE 2154450 B2 DE2154450 B2 DE 2154450B2 DE 19712154450 DE19712154450 DE 19712154450 DE 2154450 A DE2154450 A DE 2154450A DE 2154450 B2 DE2154450 B2 DE 2154450B2
Authority
DE
Germany
Prior art keywords
bars
locking
push button
bank
button operated
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.)
Granted
Application number
DE19712154450
Other languages
English (en)
Other versions
DE2154450A1 (de
DE2154450C3 (de
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 filed Critical
Priority to DE19712154450 priority Critical patent/DE2154450C3/de
Priority claimed from DE19712154450 external-priority patent/DE2154450C3/de
Publication of DE2154450A1 publication Critical patent/DE2154450A1/de
Publication of DE2154450B2 publication Critical patent/DE2154450B2/de
Application granted granted Critical
Publication of DE2154450C3 publication Critical patent/DE2154450C3/de
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
    • H01H13/70—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
    • 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
    • B41J5/18—Locks
    • B41J5/22—Interlocks between keys, e.g. without detent arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/04—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings operated by hand
    • H03J5/12—Settings determined by a number of separately-actuated driving means which adjust the tuning element directly to desired settings

Landscapes

  • Push-Button Switches (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
DE19712154450 1971-11-02 Sperre für Tastensysteme Expired DE2154450C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19712154450 DE2154450C3 (de) 1971-11-02 Sperre für Tastensysteme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712154450 DE2154450C3 (de) 1971-11-02 Sperre für Tastensysteme

Publications (3)

Publication Number Publication Date
DE2154450A1 DE2154450A1 (de) 1973-05-03
DE2154450B2 true DE2154450B2 (de) 1976-06-10
DE2154450C3 DE2154450C3 (de) 1977-01-20

Family

ID=

Also Published As

Publication number Publication date
DE2154450A1 (de) 1973-05-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)