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FR2783086B3 - KEY SWITCH FOR KEYBOARD - Google Patents

KEY SWITCH FOR KEYBOARD

Info

Publication number
FR2783086B3
FR2783086B3 FR9811030A FR9811030A FR2783086B3 FR 2783086 B3 FR2783086 B3 FR 2783086B3 FR 9811030 A FR9811030 A FR 9811030A FR 9811030 A FR9811030 A FR 9811030A FR 2783086 B3 FR2783086 B3 FR 2783086B3
Authority
FR
France
Prior art keywords
keyboard
key switch
key
switch
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
Application number
FR9811030A
Other languages
French (fr)
Other versions
FR2783086A3 (en
Inventor
Gear Huang
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.)
Silitek Corp
Original Assignee
Silitek Corp
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
Priority to CA002242959A priority Critical patent/CA2242959C/en
Priority to GB9818867A priority patent/GB2341005B/en
Application filed by Silitek Corp filed Critical Silitek Corp
Priority to FR9811030A priority patent/FR2783086B3/en
Publication of FR2783086A3 publication Critical patent/FR2783086A3/en
Application granted granted Critical
Publication of FR2783086B3 publication Critical patent/FR2783086B3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01H2215/00—Tactile feedback
    • H01H2215/03—Sound
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/024—Transmission element
    • H01H2221/026—Guiding or lubricating nylon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2235/00—Springs
    • H01H2235/002—Linear coil spring combined with dome spring
FR9811030A 1998-08-25 1998-09-03 KEY SWITCH FOR KEYBOARD Expired - Lifetime FR2783086B3 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA002242959A CA2242959C (en) 1998-08-25 1998-08-25 Key switch for a keyboard
GB9818867A GB2341005B (en) 1998-08-25 1998-08-28 Key switch for a keyboard
FR9811030A FR2783086B3 (en) 1998-08-25 1998-09-03 KEY SWITCH FOR KEYBOARD

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002242959A CA2242959C (en) 1998-08-25 1998-08-25 Key switch for a keyboard
GB9818867A GB2341005B (en) 1998-08-25 1998-08-28 Key switch for a keyboard
FR9811030A FR2783086B3 (en) 1998-08-25 1998-09-03 KEY SWITCH FOR KEYBOARD

Publications (2)

Publication Number Publication Date
FR2783086A3 FR2783086A3 (en) 2000-03-10
FR2783086B3 true FR2783086B3 (en) 2000-08-11

Family

ID=33032756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9811030A Expired - Lifetime FR2783086B3 (en) 1998-08-25 1998-09-03 KEY SWITCH FOR KEYBOARD

Country Status (3)

Country Link
CA (1) CA2242959C (en)
FR (1) FR2783086B3 (en)
GB (1) GB2341005B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2463341B (en) * 2009-06-04 2011-09-14 Cheng Uei Prec Ind Co Ltd Key switch
CN108305804B (en) * 2017-01-13 2019-08-16 光宝电子(广州)有限公司 Mechanical switch structure
CN111180240B (en) * 2018-11-09 2022-01-21 光宝电子(广州)有限公司 Key structure and keyboard

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1155954B (en) * 1982-09-28 1987-01-28 Olivetti & Co Spa CONTACT KEYBOARD
US5442152A (en) * 1994-09-28 1995-08-15 Focus Electronic Co., Ltd. Computer key switch

Also Published As

Publication number Publication date
GB9818867D0 (en) 1998-10-21
GB2341005B (en) 2002-12-11
CA2242959C (en) 2002-07-09
CA2242959A1 (en) 2000-02-25
GB2341005A (en) 2000-03-01
FR2783086A3 (en) 2000-03-10

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Legal Events

Date Code Title Description
TP Transmission of property