JPS5331540B2 - - Google Patents

Info

Publication number
JPS5331540B2
JPS5331540B2 JP8456273A JP8456273A JPS5331540B2 JP S5331540 B2 JPS5331540 B2 JP S5331540B2 JP 8456273 A JP8456273 A JP 8456273A JP 8456273 A JP8456273 A JP 8456273A JP S5331540 B2 JPS5331540 B2 JP S5331540B2
Authority
JP
Japan
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.)
Expired
Application number
JP8456273A
Other languages
Japanese (ja)
Other versions
JPS49124573A (cs
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
Publication of JPS49124573A publication Critical patent/JPS49124573A/ja
Publication of JPS5331540B2 publication Critical patent/JPS5331540B2/ja
Expired legal-status Critical Current

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
    • 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
    • B41J5/16—Mounting or connecting key buttons on or to key levers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/40—Contact mounted so that its contact-making surface is flush with adjoining insulation
    • H01H1/403—Contacts forming part of a printed circuit
    • 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
    • H01H13/02—Details

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
JP8456273A 1972-07-26 1973-07-26 Expired JPS5331540B2 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27520972A 1972-07-26 1972-07-26

Publications (2)

Publication Number Publication Date
JPS49124573A JPS49124573A (cs) 1974-11-28
JPS5331540B2 true JPS5331540B2 (cs) 1978-09-02

Family

ID=23051313

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8456273A Expired JPS5331540B2 (cs) 1972-07-26 1973-07-26

Country Status (5)

Country Link
US (1) US3777090A (cs)
JP (1) JPS5331540B2 (cs)
DE (1) DE2337904C2 (cs)
FR (1) FR2194156A5 (cs)
GB (1) GB1400341A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS565798A (en) * 1979-06-20 1981-01-21 Keishiyou Shiyuu White blackboard or colored blackboard doubling as screen

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5122765U (cs) * 1974-08-10 1976-02-19
JPS5179665U (cs) * 1974-12-20 1976-06-24
US3989912A (en) * 1975-01-23 1976-11-02 Illinois Tool Works Inc. Lighted pushbutton electrical switch
JPS5713703Y2 (cs) * 1975-06-12 1982-03-19
JPS5749301Y2 (cs) * 1976-06-07 1982-10-28
JPS52154082A (en) * 1976-06-18 1977-12-21 Futaba Denshi Kogyo Kk Key switch
US4156802A (en) * 1977-06-10 1979-05-29 Telaris Telecommunications, Inc. Electrical switch assembly
US4117292A (en) * 1977-06-10 1978-09-26 Telaris Telecommunications, Inc. Dual spring actuator for keyboard switch assembly
NL7906931A (nl) * 1979-09-18 1981-03-20 Philips Nv Druktoetsschakelaar.
US4440992A (en) * 1982-03-03 1984-04-03 Amp Incorporated Low profile keyboard switch actuating assembly
DE3229465A1 (de) * 1982-08-06 1984-02-09 Cherry Mikroschalter Gmbh, 8572 Auerbach Tastenschalter
JPH051861Y2 (cs) * 1986-03-10 1993-01-19
US4803321A (en) * 1987-11-16 1989-02-07 Itt Composants Et Instruments Axial load resistant key switch
US5201824A (en) * 1989-10-06 1993-04-13 Alps Electric Co., Ltd. Push button switch
US4985603A (en) * 1989-11-24 1991-01-15 Prince Thomas F Electric switch having reduced actuator play
CN101546660B (zh) * 2008-03-28 2011-05-18 华荣集团有限公司 防爆按钮头的操作部分结构
CN113496836B (zh) * 2020-03-19 2025-08-01 Oppo广东移动通信有限公司 电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978555A (en) * 1959-01-12 1961-04-04 Switchlock Inc Electric switch
US2938985A (en) * 1959-06-30 1960-05-31 Brin Mfg Co Inc Push button switch
GB962745A (en) * 1961-11-30 1964-07-01 Ericsson Telephones Ltd Electric switch actuating mechanism
IT699906A (cs) * 1962-06-16 1900-01-01
US3258549A (en) * 1964-06-24 1966-06-28 Boyne Products Inc Linearly operated, lost motion switch construction
DE1487424A1 (de) * 1966-04-27 1969-03-20 Siemens Ag Drucktaste mit auswechselbaren Federsaetzen
DE1808607B2 (de) * 1968-11-13 1974-12-12 Brown, Boveri & Cie Ag, 6800 Mannheim Elektrischer Drucktastenschalter mit in der Drucktaste angeordneter Lampe
US3622934A (en) * 1969-05-30 1971-11-23 Matsushita Electric Ind Co Ltd Variable resistor of sliding type with switch activated by slider
US3657460A (en) * 1971-01-22 1972-04-18 Mattel Inc Organ keyboard switching system
US3694606A (en) * 1971-06-29 1972-09-26 Ibm Elastic diaphragm switch actuator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS565798A (en) * 1979-06-20 1981-01-21 Keishiyou Shiyuu White blackboard or colored blackboard doubling as screen

Also Published As

Publication number Publication date
DE2337904A1 (de) 1974-02-07
JPS49124573A (cs) 1974-11-28
FR2194156A5 (cs) 1974-02-22
US3777090A (en) 1973-12-04
GB1400341A (en) 1975-07-16
DE2337904C2 (de) 1986-10-30

Similar Documents

Publication Publication Date Title
CS152248B1 (cs)
BG17078A1 (cs)
BG17424A1 (cs)
BG17427A1 (cs)
BG17844A1 (cs)
BG17899A1 (cs)
BG18016A1 (cs)
BG18281A1 (cs)
BG19067A1 (cs)
CH1244273A4 (cs)
CH133573A4 (cs)
CH554011A (cs)
CH559663A5 (cs)
CH559906A5 (cs)
CH560544A5 (cs)
CH561788A5 (cs)
CH563097A5 (cs)
CH563211A5 (cs)
CH563687A5 (cs)
CH565606A5 (cs)
CH565866A5 (cs)
CH567404A5 (cs)
CH567798A5 (cs)
CH567840A5 (cs)
CH569578A5 (cs)