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 (enrdf_load_stackoverflow
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 (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow) 1974-11-28
JPS5331540B2 true JPS5331540B2 (enrdf_load_stackoverflow) 1978-09-02

Family

ID=23051313

Family Applications (1)

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

Country Status (5)

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

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 (enrdf_load_stackoverflow) * 1974-08-10 1976-02-19
JPS5179665U (enrdf_load_stackoverflow) * 1974-12-20 1976-06-24
US3989912A (en) * 1975-01-23 1976-11-02 Illinois Tool Works Inc. Lighted pushbutton electrical switch
JPS5713703Y2 (enrdf_load_stackoverflow) * 1975-06-12 1982-03-19
JPS5749301Y2 (enrdf_load_stackoverflow) * 1976-06-07 1982-10-28
JPS52154082A (en) * 1976-06-18 1977-12-21 Futaba Denshi Kogyo Kk Key switch
US4117292A (en) * 1977-06-10 1978-09-26 Telaris Telecommunications, Inc. Dual spring actuator for keyboard switch assembly
US4156802A (en) * 1977-06-10 1979-05-29 Telaris Telecommunications, Inc. Electrical 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 (enrdf_load_stackoverflow) * 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 (enrdf_load_stackoverflow) * 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
JPS49124573A (enrdf_load_stackoverflow) 1974-11-28
GB1400341A (en) 1975-07-16
DE2337904A1 (de) 1974-02-07
DE2337904C2 (de) 1986-10-30
FR2194156A5 (enrdf_load_stackoverflow) 1974-02-22
US3777090A (en) 1973-12-04

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