IL76293A - Flat membrane key and keyboard - Google Patents

Flat membrane key and keyboard

Info

Publication number
IL76293A
IL76293A IL76293A IL7629385A IL76293A IL 76293 A IL76293 A IL 76293A IL 76293 A IL76293 A IL 76293A IL 7629385 A IL7629385 A IL 7629385A IL 76293 A IL76293 A IL 76293A
Authority
IL
Israel
Prior art keywords
keyboard
flat membrane
membrane key
key
flat
Prior art date
Application number
IL76293A
Other versions
IL76293A0 (en
Original Assignee
Motorola Israel 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 Motorola Israel Ltd filed Critical Motorola Israel Ltd
Publication of IL76293A0 publication Critical patent/IL76293A0/en
Publication of IL76293A publication Critical patent/IL76293A/en

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
    • H01H2203/00—Form of contacts
    • H01H2203/036—Form of contacts to solve particular problems
    • H01H2203/052—Form of contacts to solve particular problems for backlighted keyboards
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/022—Velvet; Mat finish
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/008—Part of substrate or membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H01H2219/03—Printed information in transparent keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/036—Radio; TV
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/008—Static electricity considerations
IL76293A 1984-09-15 1985-09-04 Flat membrane key and keyboard IL76293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848423358A GB8423358D0 (en) 1984-09-15 1984-09-15 Flat membrane key and keyboard

Publications (2)

Publication Number Publication Date
IL76293A0 IL76293A0 (en) 1986-01-31
IL76293A true IL76293A (en) 1989-02-28

Family

ID=10566770

Family Applications (1)

Application Number Title Priority Date Filing Date
IL76293A IL76293A (en) 1984-09-15 1985-09-04 Flat membrane key and keyboard

Country Status (4)

Country Link
GB (2) GB8423358D0 (en)
HK (1) HK76490A (en)
IL (1) IL76293A (en)
SG (1) SG41690G (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2191340A (en) * 1986-05-20 1987-12-09 Amalgamated Wireless Australas Interchangeable designation for membrane keyboard
FR2632745A1 (en) * 1988-06-13 1989-12-15 Alsthom Cgee Active keyboard implemented by programmable logic - has provision for altering function by re-programming and replacement of overlay
CA2066930C (en) * 1991-06-04 1996-08-06 Gary M. Sach Tactile feedback switch actuator
GB9325935D0 (en) * 1993-12-18 1994-02-23 C & K Switches Limited Improvements in membrane switch graphic assemblies
DE10034771A1 (en) * 2000-07-18 2002-01-31 Mannesmann Vdo Ag Switching device for an electrical device
EP1892737A1 (en) * 2006-08-23 2008-02-27 IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. Touchpad
KR101688941B1 (en) * 2010-08-30 2016-12-22 엘지전자 주식회사 Manufacturing method of portable terminal

Also Published As

Publication number Publication date
GB8423358D0 (en) 1984-11-07
HK76490A (en) 1990-10-05
SG41690G (en) 1990-08-03
GB8522276D0 (en) 1985-10-16
GB2164496B (en) 1988-05-18
IL76293A0 (en) 1986-01-31
GB2164496A (en) 1986-03-19

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Legal Events

Date Code Title Description
RH Patent void