DE3922655A1 - Drucktastenschalter - Google Patents

Drucktastenschalter

Info

Publication number
DE3922655A1
DE3922655A1 DE3922655A DE3922655A DE3922655A1 DE 3922655 A1 DE3922655 A1 DE 3922655A1 DE 3922655 A DE3922655 A DE 3922655A DE 3922655 A DE3922655 A DE 3922655A DE 3922655 A1 DE3922655 A1 DE 3922655A1
Authority
DE
Germany
Prior art keywords
spring
actuator
area
force
key top
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.)
Granted
Application number
DE3922655A
Other languages
German (de)
English (en)
Other versions
DE3922655C2 (US07714131-20100511-C00038.png
Inventor
Takafumi Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DE3922655A1 publication Critical patent/DE3922655A1/de
Application granted granted Critical
Publication of DE3922655C2 publication Critical patent/DE3922655C2/de
Granted legal-status Critical Current

Links

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
    • H01H2235/00—Springs
    • H01H2235/012—Euler spring

Landscapes

  • Push-Button Switches (AREA)
DE3922655A 1988-07-11 1989-07-10 Drucktastenschalter Granted DE3922655A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988090944U JPH0624106Y2 (ja) 1988-07-11 1988-07-11 押釦スイツチ

Publications (2)

Publication Number Publication Date
DE3922655A1 true DE3922655A1 (de) 1990-01-18
DE3922655C2 DE3922655C2 (US07714131-20100511-C00038.png) 1991-05-08

Family

ID=14012569

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3922655A Granted DE3922655A1 (de) 1988-07-11 1989-07-10 Drucktastenschalter

Country Status (4)

Country Link
US (1) US5010219A (US07714131-20100511-C00038.png)
JP (1) JPH0624106Y2 (US07714131-20100511-C00038.png)
DE (1) DE3922655A1 (US07714131-20100511-C00038.png)
GB (1) GB2220795B (US07714131-20100511-C00038.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5326951A (en) * 1992-01-23 1994-07-05 Alps Electric Co., Ltd. Push button switch
US5505115A (en) * 1993-04-01 1996-04-09 Vandervoort; Paul B. Keyboard key return and motion sensing mechanisms incorporating a swing arm
GB2282703A (en) * 1993-10-05 1995-04-12 Daw Shen Chen Mechanical key switch
US5710397A (en) * 1995-08-04 1998-01-20 Acer Peripherals, Inc. Switch actuator for membrane switch
JP3718576B2 (ja) * 1997-03-21 2005-11-24 アルプス電気株式会社 プッシュスイッチ
US5905241A (en) * 1997-05-30 1999-05-18 Hyundai Motor Company Threshold microswitch and a manufacturing method thereof
JP3955282B2 (ja) * 2001-11-30 2007-08-08 ルノー・エス・アー・エス ボディ構造へのプラスチック製部品の取り付け装置
EP2739440B1 (en) 2011-08-01 2016-10-05 Ingersoll-Rand Company Electric device with non-binding linear rails
US9660229B2 (en) 2011-08-01 2017-05-23 Ingersoll-Rand Company Battery pack release with tactile feedback for cordless power tools

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136488B1 (en) * 1983-10-03 1988-11-02 International Business Machines Corporation Rocking switch actuator for a low force membrane contact switch

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433224A (en) * 1982-10-18 1984-02-21 Honeywell Inc. Actuator mechanism with enhanced tactile characteristics
IT1183650B (it) * 1985-05-22 1987-10-22 Bassani Spa Meccanismo di scatto per interruttori elettrici

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136488B1 (en) * 1983-10-03 1988-11-02 International Business Machines Corporation Rocking switch actuator for a low force membrane contact switch

Also Published As

Publication number Publication date
US5010219A (en) 1991-04-23
JPH0214630U (US07714131-20100511-C00038.png) 1990-01-30
GB2220795B (en) 1991-11-06
GB8915789D0 (en) 1989-08-31
DE3922655C2 (US07714131-20100511-C00038.png) 1991-05-08
GB2220795A (en) 1990-01-17
JPH0624106Y2 (ja) 1994-06-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee