AU553429B2 - Push-button switch - Google Patents

Push-button switch

Info

Publication number
AU553429B2
AU553429B2 AU86073/82A AU8607382A AU553429B2 AU 553429 B2 AU553429 B2 AU 553429B2 AU 86073/82 A AU86073/82 A AU 86073/82A AU 8607382 A AU8607382 A AU 8607382A AU 553429 B2 AU553429 B2 AU 553429B2
Authority
AU
Australia
Prior art keywords
push
button switch
button
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.)
Ceased
Application number
AU86073/82A
Other versions
AU8607382A (en
Inventor
Frederick John Howett
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.)
Nortel Networks Ltd
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU8607382A publication Critical patent/AU8607382A/en
Application granted granted Critical
Publication of AU553429B2 publication Critical patent/AU553429B2/en
Assigned to NORTHERN TELECOM LIMITED reassignment NORTHERN TELECOM LIMITED Alteration of Name(s) in Register under S187 Assignors: STC PLC
Anticipated expiration legal-status Critical
Ceased 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
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
    • 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
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/032—Conductive polymer; Rubber
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/008—Static electricity considerations
AU86073/82A 1981-07-21 1982-07-16 Push-button switch Ceased AU553429B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8122393 1981-07-21
GB08122393A GB2102626B (en) 1981-07-21 1981-07-21 Contact dimple pad

Publications (2)

Publication Number Publication Date
AU8607382A AU8607382A (en) 1983-01-27
AU553429B2 true AU553429B2 (en) 1986-07-17

Family

ID=10523377

Family Applications (1)

Application Number Title Priority Date Filing Date
AU86073/82A Ceased AU553429B2 (en) 1981-07-21 1982-07-16 Push-button switch

Country Status (3)

Country Link
AU (1) AU553429B2 (en)
GB (1) GB2102626B (en)
NZ (1) NZ201186A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU601417B2 (en) * 1986-05-20 1990-09-13 Alcatel Australia Limited Improved keypad

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7035596A (en) * 1995-11-13 1997-05-22 Motorola, Inc. Membrane shield
FI100142B (en) * 1995-12-14 1997-09-30 Nokia Display Products Oy Keyboard structure that reduces electromagnetic interference
FI102119B1 (en) * 1996-10-04 1998-10-15 Nokia Mobile Phones Ltd Keyboard arrangement and method for identifying a printed key
DE10034771A1 (en) * 2000-07-18 2002-01-31 Mannesmann Vdo Ag Switching device for an electrical device
ATE538428T1 (en) * 2005-10-05 2012-01-15 Imerj Ltd PORTABLE ELECTRONIC COMMUNICATION DEVICE WITH METAL KEYPAD

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU601417B2 (en) * 1986-05-20 1990-09-13 Alcatel Australia Limited Improved keypad

Also Published As

Publication number Publication date
NZ201186A (en) 1984-09-28
AU8607382A (en) 1983-01-27
GB2102626A (en) 1983-02-02
GB2102626B (en) 1985-06-05

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