GB8818351D0 - Keyboard switch - Google Patents

Keyboard switch

Info

Publication number
GB8818351D0
GB8818351D0 GB888818351A GB8818351A GB8818351D0 GB 8818351 D0 GB8818351 D0 GB 8818351D0 GB 888818351 A GB888818351 A GB 888818351A GB 8818351 A GB8818351 A GB 8818351A GB 8818351 D0 GB8818351 D0 GB 8818351D0
Authority
GB
United Kingdom
Prior art keywords
keyboard switch
keyboard
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.)
Pending
Application number
GB888818351A
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.)
Acer Inc
Original Assignee
Acer Inc
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 Acer Inc filed Critical Acer Inc
Priority to GB888818351A priority Critical patent/GB8818351D0/en
Publication of GB8818351D0 publication Critical patent/GB8818351D0/en
Priority to EP19890307240 priority patent/EP0353900B1/en
Priority to DE1989617827 priority patent/DE68917827T2/en
Priority to HK98107021A priority patent/HK1007831A1/en
Pending 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
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • 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
    • H01H2221/062—Damping vibrations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/03—Key modules mounted on support plate or frame
    • H01H2233/034—Snap coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2237/00—Mechanism between key and laykey
    • H01H2237/002—Bell crank
GB888818351A 1988-08-02 1988-08-02 Keyboard switch Pending GB8818351D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB888818351A GB8818351D0 (en) 1988-08-02 1988-08-02 Keyboard switch
EP19890307240 EP0353900B1 (en) 1988-08-02 1989-07-17 Keyboard switch
DE1989617827 DE68917827T2 (en) 1988-08-02 1989-07-17 Keyboard switch.
HK98107021A HK1007831A1 (en) 1988-08-02 1998-06-26 Keyboard switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888818351A GB8818351D0 (en) 1988-08-02 1988-08-02 Keyboard switch

Publications (1)

Publication Number Publication Date
GB8818351D0 true GB8818351D0 (en) 1988-09-07

Family

ID=10641488

Family Applications (1)

Application Number Title Priority Date Filing Date
GB888818351A Pending GB8818351D0 (en) 1988-08-02 1988-08-02 Keyboard switch

Country Status (4)

Country Link
EP (1) EP0353900B1 (en)
DE (1) DE68917827T2 (en)
GB (1) GB8818351D0 (en)
HK (1) HK1007831A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204905117U (en) * 2015-08-13 2015-12-23 惠州冠泰电子有限公司 Button structure of bounceing with sound
CN106992088A (en) * 2016-01-21 2017-07-28 致伸科技股份有限公司 Press-key structure
DE102018111707A1 (en) * 2018-05-16 2019-11-21 Cherry Gmbh key module

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187468A (en) * 1967-11-15 1970-04-08 Ericsson Telephones Ltd Push-Button Assembly
US3993884A (en) * 1972-09-15 1976-11-23 Victor Comptometer Corporation Detachably mounted keyboard pushbutton actuators and housing assembly
US4553009A (en) * 1982-09-03 1985-11-12 Oak Industries Inc. Keyboard switch with pivotal actuator lever
US4479040A (en) * 1983-03-07 1984-10-23 Oak Industries Inc. Tactile feel switch with positive switch actuation
KR900002525Y1 (en) * 1984-07-11 1990-03-30 알프스덴기 가부시기 가이샤 Push-button switch

Also Published As

Publication number Publication date
DE68917827D1 (en) 1994-10-06
HK1007831A1 (en) 1999-04-23
EP0353900B1 (en) 1994-08-31
EP0353900A1 (en) 1990-02-07
DE68917827T2 (en) 1995-03-02

Similar Documents

Publication Publication Date Title
GB2224417B (en) Time division switch
EP0418475A3 (en) Time switch
GB2210507B (en) Keyboard switch
EP0500330A3 (en) Flat keyboard switch
GB8904311D0 (en) Switching mechanism
EP0433814A3 (en) Keyboard
GB2192307B (en) Push-button keyboard switch unit
GB9023670D0 (en) Switch
HK79294A (en) Time switch
GB2219691B (en) Operating key switch unit
GB8922992D0 (en) Push-button switch
EP0410282A3 (en) Switch
HK1007831A1 (en) Keyboard switch
GB2223898B (en) Position switches
GB8823168D0 (en) Switch mechanism
GB8900388D0 (en) Push-button keypads
GB8920845D0 (en) Switch
GB8816739D0 (en) Keyboard operated system
GB8804074D0 (en) Switch mechanism
AU110753S (en) Keyboard
CA62195S (en) Keyboard
GB8800370D0 (en) Push-button keyswitches
GB2229316B (en) Switch
AU106548S (en) Keyboard
GB8825013D0 (en) Keyboard