SE7714296L - Anordning vid tangentbord - Google Patents

Anordning vid tangentbord

Info

Publication number
SE7714296L
SE7714296L SE7714296A SE7714296A SE7714296L SE 7714296 L SE7714296 L SE 7714296L SE 7714296 A SE7714296 A SE 7714296A SE 7714296 A SE7714296 A SE 7714296A SE 7714296 L SE7714296 L SE 7714296L
Authority
SE
Sweden
Prior art keywords
key
locations
frame member
circumference
spring element
Prior art date
Application number
SE7714296A
Other languages
Unknown language ( )
English (en)
Other versions
SE422251B (sv
Inventor
K Vaerlien
B S Ellingsen
Original Assignee
Ring System Maskiner Gustav
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 Ring System Maskiner Gustav filed Critical Ring System Maskiner Gustav
Publication of SE7714296L publication Critical patent/SE7714296L/sv
Publication of SE422251B publication Critical patent/SE422251B/sv

Links

Classifications

    • 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
    • B41J5/12—Construction of key buttons
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/02—Controlling members for hand actuation by linear movement, e.g. push buttons
    • 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
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/036—Return force
    • H01H2221/044—Elastic part on actuator or casing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Push-Button Switches (AREA)
  • Mechanical Control Devices (AREA)
SE7714296A 1976-12-20 1977-12-15 Tryckknappanordning for tangentbord SE422251B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO764311A NO142151C (no) 1976-12-20 1976-12-20 Trykknappanordning for tastbord eller liknende som er stoept i ett stykke av et fjaerende materiale

Publications (2)

Publication Number Publication Date
SE7714296L true SE7714296L (sv) 1978-06-21
SE422251B SE422251B (sv) 1982-02-22

Family

ID=19883254

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7714296A SE422251B (sv) 1976-12-20 1977-12-15 Tryckknappanordning for tangentbord

Country Status (5)

Country Link
US (1) US4156120A (sv)
JP (1) JPS5392094A (sv)
DE (1) DE2756835A1 (sv)
NO (1) NO142151C (sv)
SE (1) SE422251B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6025780Y2 (ja) * 1979-03-22 1985-08-02 ソニー株式会社 押釦操作装置
US4355483A (en) * 1981-01-05 1982-10-26 The Quaker Oats Company Switch mechanism
DE3217138C2 (de) * 1982-05-07 1985-01-10 Eberhard 8949 Hausen Burkart Betätigungsvorrichtung für Schalteinrichtungen
EP0441993A1 (en) * 1990-02-12 1991-08-21 Lexmark International, Inc. Actuator plate for keyboard
DE4323878A1 (de) * 1993-07-16 1995-01-19 Abb Patent Gmbh Tastmodul zum Schalten
KR101108042B1 (ko) * 2004-07-21 2012-01-25 엘지전자 주식회사 세탁기용 버튼 및 그 제조방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600528A (en) * 1969-09-25 1971-08-17 Lematex Corp Multiple switch construction
US3676607A (en) * 1969-11-25 1972-07-11 Bell Telephone Labor Inc Pushbutton telephone dial
GB1308692A (en) * 1970-04-01 1973-02-21 Sumlock Anita Electronics Ltd Electrical switches
US3668356A (en) * 1971-01-04 1972-06-06 Ibm Mechanical key actuator including a cantilever beam restoring force means
NL7202909A (sv) * 1972-03-04 1973-09-07
US4066860A (en) * 1974-09-26 1978-01-03 Sharp Kabushiki Kaisha Pushbutton switch key arrangement for keyboards having indicia

Also Published As

Publication number Publication date
NO764311L (no) 1978-06-21
NO142151B (no) 1980-03-24
JPS5392094A (en) 1978-08-12
NO142151C (no) 1980-07-02
DE2756835C2 (sv) 1987-06-04
SE422251B (sv) 1982-02-22
DE2756835A1 (de) 1978-06-29
US4156120A (en) 1979-05-22

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