SE7802251L - Mekaniskt kodande valknappsats - Google Patents

Mekaniskt kodande valknappsats

Info

Publication number
SE7802251L
SE7802251L SE7802251A SE7802251A SE7802251L SE 7802251 L SE7802251 L SE 7802251L SE 7802251 A SE7802251 A SE 7802251A SE 7802251 A SE7802251 A SE 7802251A SE 7802251 L SE7802251 L SE 7802251L
Authority
SE
Sweden
Prior art keywords
mechanical coding
coding selection
selection keypad
keypad
mechanical
Prior art date
Application number
SE7802251A
Other languages
English (en)
Inventor
A Zielke
Original Assignee
Elmeg
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 Elmeg filed Critical Elmeg
Publication of SE7802251L publication Critical patent/SE7802251L/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00—Soil-conditioning materials or soil-stabilising materials
    • C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
    • C09K17/18—Prepolymers; Macromolecular compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
SE7802251A 1977-03-03 1978-02-28 Mekaniskt kodande valknappsats SE7802251L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772709227 DE2709227A1 (de) 1977-03-03 1977-03-03 Mechanisch kodierende wahltastatur

Publications (1)

Publication Number Publication Date
SE7802251L true SE7802251L (sv) 1978-09-04

Family

ID=6002687

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7802251A SE7802251L (sv) 1977-03-03 1978-02-28 Mekaniskt kodande valknappsats

Country Status (4)

Country Link
US (1) US4167657A (sv)
DE (1) DE2709227A1 (sv)
FR (1) FR2382760A1 (sv)
SE (1) SE7802251L (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679645A (en) * 1985-02-27 1987-07-14 Galloway James J Mechanical device for transmitting signals through a swivel connection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US679310A (en) * 1899-02-16 1901-07-30 Gen Electric Signal system.
US2482998A (en) * 1946-04-01 1949-09-27 Ericsson Telefon Ab L M Switching device for distribution of programs
GB1200187A (en) * 1967-02-22 1970-07-29 Electronic Components Ltd Improvements in or relating to push button electrical switches
US3551611A (en) * 1969-01-21 1970-12-29 Gerald A Fechner Switch mechanism
US3903381A (en) * 1973-08-02 1975-09-02 Bosse Telefonbau Gmbh Key selector switch for telephone sets
US3845255A (en) * 1973-12-19 1974-10-29 Elmeg Keyboard switch assembly with ball and slider interlock mechanism
DE2648679C2 (de) * 1976-10-27 1978-11-16 Elmeg-Elektro-Mechanik Gmbh, 3150 Peine Wahltastatur mit Erstziffernsperrung

Also Published As

Publication number Publication date
FR2382760A1 (fr) 1978-09-29
DE2709227A1 (de) 1978-09-07
US4167657A (en) 1979-09-11

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