AU1172688A - Membrane-type keypad pushbutton - Google Patents

Membrane-type keypad pushbutton

Info

Publication number
AU1172688A
AU1172688A AU11726/88A AU1172688A AU1172688A AU 1172688 A AU1172688 A AU 1172688A AU 11726/88 A AU11726/88 A AU 11726/88A AU 1172688 A AU1172688 A AU 1172688A AU 1172688 A AU1172688 A AU 1172688A
Authority
AU
Australia
Prior art keywords
membrane
type keypad
pushbutton
keypad pushbutton
type
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.)
Abandoned
Application number
AU11726/88A
Inventor
Peter Anton Goode
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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Standard Telephone and Cables PLC
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 Standard Telephone and Cables Pty Ltd, Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables Pty Ltd
Priority to AU11726/88A priority Critical patent/AU1172688A/en
Priority to DE19883811737 priority patent/DE3811737A1/en
Publication of AU1172688A publication Critical patent/AU1172688A/en
Abandoned 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
    • H01H13/78—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 characterised by the contacts or the contact sites
    • H01H13/785—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 characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
    • 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
    • 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
    • H01H13/703—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 spacers between contact carrying layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/03—Composite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00—Form of contacts
    • H01H2203/022—Helical networks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2211/00—Spacers
    • H01H2211/006—Individual areas
    • H01H2211/02—Pins forming part of substrate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2211/00—Spacers
    • H01H2211/026—Spacers without separate element
    • H01H2211/028—Contacts in depressions of layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2213/00—Venting
    • H01H2213/01—Venting with internal pressure of other switch sites
    • 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
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
AU11726/88A 1987-02-27 1988-02-15 Membrane-type keypad pushbutton Abandoned AU1172688A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU11726/88A AU1172688A (en) 1987-02-27 1988-02-15 Membrane-type keypad pushbutton
DE19883811737 DE3811737A1 (en) 1988-02-15 1988-04-08 Push-button arrangement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPI0576 1987-02-27
AU11726/88A AU1172688A (en) 1987-02-27 1988-02-15 Membrane-type keypad pushbutton

Publications (1)

Publication Number Publication Date
AU1172688A true AU1172688A (en) 1988-09-01

Family

ID=3702394

Family Applications (1)

Application Number Title Priority Date Filing Date
AU11726/88A Abandoned AU1172688A (en) 1987-02-27 1988-02-15 Membrane-type keypad pushbutton

Country Status (2)

Country Link
AU (1) AU1172688A (en)
DE (1) DE3811737A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5220521A (en) * 1992-01-02 1993-06-15 Cordata Incorporated Flexible keyboard for computers
GB2346739B (en) 1999-02-12 2002-12-18 Nokia Mobile Phones Ltd Keypad structure
AU2001264781A1 (en) 2000-05-22 2001-12-17 Digit Wireless, Llc Input devices and their use
MXPA04010251A (en) 2002-05-23 2005-06-08 Digit Wireless Llc Keypads and key switches.
GB0428091D0 (en) * 2004-12-23 2005-01-26 Gamesman Ltd Push button assemblies
FI118282B (en) * 2005-03-09 2007-09-14 Elcoteq Se softkey
US8624141B2 (en) 2010-09-30 2014-01-07 HAPP Controls, Inc. Illuminated button assembly

Also Published As

Publication number Publication date
DE3811737A1 (en) 1989-10-19

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