GB2261769B - Key switch - Google Patents

Key switch

Info

Publication number
GB2261769B
GB2261769B GB9216281A GB9216281A GB2261769B GB 2261769 B GB2261769 B GB 2261769B GB 9216281 A GB9216281 A GB 9216281A GB 9216281 A GB9216281 A GB 9216281A GB 2261769 B GB2261769 B GB 2261769B
Authority
GB
United Kingdom
Prior art keywords
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 - Fee Related
Application number
GB9216281A
Other versions
GB2261769A (en
GB9216281D0 (en
Inventor
Ming-Yuan Kuo
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
Application filed by Silitek Corp filed Critical Silitek Corp
Publication of GB9216281D0 publication Critical patent/GB9216281D0/en
Publication of GB2261769A publication Critical patent/GB2261769A/en
Application granted granted Critical
Publication of GB2261769B publication Critical patent/GB2261769B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/002—Actuators integral with membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/074—One molded piece
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/044—Injection moulding
    • H01H2229/046—Multi-colour or double shot injection moulding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/044—Injection moulding
    • H01H2229/048—Insertion moulding
GB9216281A 1991-11-21 1992-07-31 Key switch Expired - Fee Related GB2261769B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79574391A 1991-11-21 1991-11-21
DE9201284U DE9201284U1 (en) 1991-11-21 1992-02-03 Key switch

Publications (3)

Publication Number Publication Date
GB9216281D0 GB9216281D0 (en) 1992-09-16
GB2261769A GB2261769A (en) 1993-05-26
GB2261769B true GB2261769B (en) 1995-11-08

Family

ID=25959114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9216281A Expired - Fee Related GB2261769B (en) 1991-11-21 1992-07-31 Key switch

Country Status (3)

Country Link
CN (1) CN2139301Y (en)
DE (1) DE9201284U1 (en)
GB (1) GB2261769B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1038371C (en) * 1993-09-10 1998-05-13 松下电器产业株式会社 Structure for keeping key of hull of electric appliance
US5949029A (en) * 1994-08-23 1999-09-07 Thomas & Betts International, Inc. Conductive elastomers and methods for fabricating the same
JP3151553B2 (en) * 1996-11-29 2001-04-03 帝国通信工業株式会社 Key top plate and manufacturing method thereof
CN1071926C (en) * 1998-09-07 2001-09-26 固特昌股份有限公司 Method for making rubber key with bright hazy surface
EP1128405A1 (en) * 2000-02-21 2001-08-29 Cherry GmbH Microswitch module
GB0205925D0 (en) * 2002-03-13 2002-04-24 Mcgavigan John Ltd Improved control panel
CN100463088C (en) * 2005-04-26 2009-02-18 乐金电子（昆山）电脑有限公司 Button assembly and its production

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464326A (en) * 1982-02-15 1984-08-07 Fuji Rubber Co. Ltd. Method of manufacturing contact rubber structure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464326A (en) * 1982-02-15 1984-08-07 Fuji Rubber Co. Ltd. Method of manufacturing contact rubber structure

Also Published As

Publication number Publication date
CN2139301Y (en) 1993-07-28
GB2261769A (en) 1993-05-26
DE9201284U1 (en) 1992-03-19
GB9216281D0 (en) 1992-09-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980731