JPH0345497B2 - - Google Patents
Info
- Publication number
- JPH0345497B2 JPH0345497B2 JP59008369A JP836984A JPH0345497B2 JP H0345497 B2 JPH0345497 B2 JP H0345497B2 JP 59008369 A JP59008369 A JP 59008369A JP 836984 A JP836984 A JP 836984A JP H0345497 B2 JPH0345497 B2 JP H0345497B2
- Authority
- JP
- Japan
- Prior art keywords
- switch
- plunger
- lever
- housing
- diaphragm
- Prior art date
- 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 - Lifetime
Links
- 230000000994 depressogenic effect Effects 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 241001385733 Aesculus indica Species 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract 2
- 125000006850 spacer group Chemical group 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000004894 snout Anatomy 0.000 description 1
Classifications
-
- 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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- 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
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/20—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/034—Separate snap action
Landscapes
- Push-Button Switches (AREA)
- Switches With Compound Operations (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US553966 | 1983-11-21 | ||
US06/553,966 US4553009A (en) | 1982-09-03 | 1983-11-21 | Keyboard switch with pivotal actuator lever |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60131721A JPS60131721A (ja) | 1985-07-13 |
JPH0345497B2 true JPH0345497B2 (US06633600-20031014-M00021.png) | 1991-07-11 |
Family
ID=24211508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59008369A Granted JPS60131721A (ja) | 1983-11-21 | 1984-01-20 | キ−ボ−ドスイツチ |
Country Status (5)
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3530050A1 (de) * | 1985-08-22 | 1987-02-26 | Cherry Mikroschalter Gmbh | Tastenmodul fuer folientastaturen |
US4769516A (en) * | 1986-10-06 | 1988-09-06 | Allen Donald E | Finger operated switching apparatus |
US4761522A (en) * | 1986-10-06 | 1988-08-02 | Allen Donald E | Finger operated switching apparatus |
JPH01150337U (US06633600-20031014-M00021.png) * | 1988-04-11 | 1989-10-18 | ||
US4899244A (en) * | 1988-07-28 | 1990-02-06 | Polaroid Corporation | Disk cartridge with hub seal |
GB8818351D0 (en) * | 1988-08-02 | 1988-09-07 | Acer Inc | Keyboard switch |
US4939327A (en) * | 1988-10-31 | 1990-07-03 | Acer Incorporated | Keyboard switch |
US4931606A (en) * | 1989-04-28 | 1990-06-05 | International Business Machines Corporation | Key switch mechanism and membrane actuator |
GB2238912A (en) * | 1989-07-28 | 1991-06-12 | Acer Inc | Pushbutton switch assembly |
DE9010218U1 (de) * | 1990-07-05 | 1990-09-13 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth | Drucktastenschalteinrichtung für ein elektronisches Gerät |
US5278372A (en) * | 1991-11-19 | 1994-01-11 | Brother Kogyo Kabushiki Kaisha | Keyboard having connecting parts with downward open recesses |
US5280147A (en) * | 1991-11-19 | 1994-01-18 | Brother Kogyo Kabushiki Kaisha | Keyswitch assembly with a key support limiting transverse, longitudinal and rotational movement of the key |
US5278371A (en) * | 1992-02-14 | 1994-01-11 | Brother Kogyo Kabushiki Kaisha | Keyswitch assembly with support mechanism coupled to support plate beneath printed circuit board |
JP2595132Y2 (ja) * | 1992-02-14 | 1999-05-24 | ブラザー工業株式会社 | キースイッチ |
US5668358A (en) * | 1994-07-05 | 1997-09-16 | Ultimate Rechnology Corporation | Reconfigurable keyboard |
DE59610320D1 (de) * | 1995-06-14 | 2003-05-15 | Eao Ag Olten | Türöffnerschalter |
EP1376630B1 (en) * | 1995-08-23 | 2005-06-08 | Matsushita Electric Industrial Co., Ltd. | Grounding of a switch |
JP2018005700A (ja) * | 2016-07-05 | 2018-01-11 | 富士通コンポーネント株式会社 | キーボード |
US10930451B2 (en) * | 2018-06-22 | 2021-02-23 | Darfon Electronics Corp. | Keyswitch with adjustable tactile feedback |
US10937610B2 (en) | 2018-06-22 | 2021-03-02 | Darfon Electronics Corp. | Keyboard keyswitches having adjustable tactile feedback members |
US11373822B2 (en) * | 2020-06-04 | 2022-06-28 | Hewlett-Packard Development Company, L.P. | Keyboard key switches |
US11557444B2 (en) * | 2020-06-04 | 2023-01-17 | Hewlett-Packard Development Company, L.P. | Keyboard key switches |
CN116798795A (zh) * | 2022-03-17 | 2023-09-22 | 致伸科技股份有限公司 | 键盘装置及其按键结构 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3656181A (en) * | 1970-10-20 | 1972-04-11 | Teletype Corp | Magnetically operable momentary switch assembly |
US3757068A (en) * | 1971-04-15 | 1973-09-04 | Hewlett Packard Co | Sms keyboard actuating mechanism with particular feel and contact mechani |
US4314112A (en) * | 1971-08-23 | 1982-02-02 | Hewlett-Packard Company | Keyboard having switches with tactile feedback |
US3993884A (en) * | 1972-09-15 | 1976-11-23 | Victor Comptometer Corporation | Detachably mounted keyboard pushbutton actuators and housing assembly |
US3856998A (en) * | 1973-06-01 | 1974-12-24 | Burroughs Corp | Keyboard switch assembly with improved operating means |
US3982081A (en) * | 1974-09-04 | 1976-09-21 | Amp Incorporated | Keyboard assembly with overlapped flexible printed circuit cable switch |
US3969600A (en) * | 1975-06-11 | 1976-07-13 | Burroughs Corporation | Tactile feedback keyboard switch assembly and actuator |
JPS6025782Y2 (ja) * | 1978-05-25 | 1985-08-02 | アルプス電気株式会社 | 押釦スイツチ |
DE2838934C2 (de) * | 1978-09-07 | 1986-07-31 | J. & J. Marquardt, 7201 Rietheim-Weilheim | Elektrischer Schalter |
US4367380A (en) * | 1980-08-27 | 1983-01-04 | Oak Industries Inc. | Keyboard assembly and components therefor |
DE3111407A1 (de) * | 1981-03-24 | 1982-10-21 | Marquardt Gmbh, 7201 Rietheim-Weilheim | Tastenschalter |
US4447681A (en) * | 1983-02-22 | 1984-05-08 | Amp Incorporated | Switch key assembly having improved switch actuation |
US4479040A (en) * | 1983-03-07 | 1984-10-23 | Oak Industries Inc. | Tactile feel switch with positive switch actuation |
US4450331A (en) * | 1983-06-08 | 1984-05-22 | Amp Incorporated | Key switch assembly having momentary closed interval |
-
1983
- 1983-11-21 US US06/553,966 patent/US4553009A/en not_active Expired - Fee Related
-
1984
- 1984-01-03 DE DE8484100040T patent/DE3467658D1/de not_active Expired
- 1984-01-03 EP EP84100040A patent/EP0142593B1/en not_active Expired
- 1984-01-03 AT AT84100040T patent/ATE30982T1/de not_active IP Right Cessation
- 1984-01-20 JP JP59008369A patent/JPS60131721A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4553009A (en) | 1985-11-12 |
DE3467658D1 (en) | 1987-12-23 |
ATE30982T1 (de) | 1987-12-15 |
EP0142593B1 (en) | 1987-11-19 |
EP0142593A1 (en) | 1985-05-29 |
JPS60131721A (ja) | 1985-07-13 |
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