NO764311L - Tastbord. - Google Patents

Tastbord.

Info

Publication number
NO764311L
NO764311L NO764311A NO764311A NO764311L NO 764311 L NO764311 L NO 764311L NO 764311 A NO764311 A NO 764311A NO 764311 A NO764311 A NO 764311A NO 764311 L NO764311 L NO 764311L
Authority
NO
Norway
Prior art keywords
keyboard
Prior art date
Application number
NO764311A
Other languages
English (en)
Other versions
NO142151C (no
NO142151B (no
Inventor
Kaare Vaerlien
Bjoern Sverre 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
Priority to NO764311A priority Critical patent/NO142151C/no
Priority to SE7714296A priority patent/SE422251B/sv
Priority to US05/861,934 priority patent/US4156120A/en
Priority to JP15347977A priority patent/JPS5392094A/ja
Priority to DE19772756835 priority patent/DE2756835A1/de
Publication of NO764311L publication Critical patent/NO764311L/no
Publication of NO142151B publication Critical patent/NO142151B/no
Publication of NO142151C publication Critical patent/NO142151C/no

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

Priority Applications (5)

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
SE7714296A SE422251B (sv) 1976-12-20 1977-12-15 Tryckknappanordning for tangentbord
US05/861,934 US4156120A (en) 1976-12-20 1977-12-19 Variable spring force keyboard pad
JP15347977A JPS5392094A (en) 1976-12-20 1977-12-20 Keyboard
DE19772756835 DE2756835A1 (de) 1976-12-20 1977-12-20 Tastenanordnung

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 (3)

Publication Number Publication Date
NO764311L true NO764311L (no) 1978-06-21
NO142151B NO142151B (no) 1980-03-24
NO142151C NO142151C (no) 1980-07-02

Family

ID=19883254

Family Applications (1)

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

Country Status (5)

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

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 (no) * 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
NO142151C (no) 1980-07-02
SE7714296L (sv) 1978-06-21
DE2756835C2 (no) 1987-06-04
SE422251B (sv) 1982-02-22
NO142151B (no) 1980-03-24
DE2756835A1 (de) 1978-06-29
US4156120A (en) 1979-05-22
JPS5392094A (en) 1978-08-12

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