GB9326562D0 - Membrane switch and method for making membrane switch - Google Patents

Membrane switch and method for making membrane switch

Info

Publication number
GB9326562D0
GB9326562D0 GB9326562A GB9326562A GB9326562D0 GB 9326562 D0 GB9326562 D0 GB 9326562D0 GB 9326562 A GB9326562 A GB 9326562A GB 9326562 A GB9326562 A GB 9326562A GB 9326562 D0 GB9326562 D0 GB 9326562D0
Authority
GB
United Kingdom
Prior art keywords
membrane switch
making
switch
making membrane
membrane
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.)
Withdrawn
Application number
GB9326562A
Other versions
GB2285339A (en
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
Priority to GB9326562A priority Critical patent/GB2285339A/en
Priority to DE4400098A priority patent/DE4400098A1/en
Publication of GB9326562D0 publication Critical patent/GB9326562D0/en
Priority to CA002120393A priority patent/CA2120393C/en
Publication of GB2285339A publication Critical patent/GB2285339A/en
Withdrawn legal-status Critical Current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
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/46—Manufacturing multilayer circuits
    • H05K3/4685—Manufacturing of cross-over conductors
    • 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
    • H01H2207/00—Connections
    • H01H2207/016—Jumpers; Cross-overs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2211/00—Spacers
    • H01H2211/026—Spacers without separate element
GB9326562A 1993-12-30 1993-12-30 Membrane switch and method for making membrane switch Withdrawn GB2285339A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9326562A GB2285339A (en) 1993-12-30 1993-12-30 Membrane switch and method for making membrane switch
DE4400098A DE4400098A1 (en) 1993-12-30 1994-01-04 Membrane switch and method for making membrane switch
CA002120393A CA2120393C (en) 1993-12-30 1994-03-31 Method for making membrane switch

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9326562A GB2285339A (en) 1993-12-30 1993-12-30 Membrane switch and method for making membrane switch
DE4400098A DE4400098A1 (en) 1993-12-30 1994-01-04 Membrane switch and method for making membrane switch
CA002120393A CA2120393C (en) 1993-12-30 1994-03-31 Method for making membrane switch

Publications (2)

Publication Number Publication Date
GB9326562D0 true GB9326562D0 (en) 1994-03-02
GB2285339A GB2285339A (en) 1995-07-05

Family

ID=34527228

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9326562A Withdrawn GB2285339A (en) 1993-12-30 1993-12-30 Membrane switch and method for making membrane switch

Country Status (3)

Country Link
CA (1) CA2120393C (en)
DE (1) DE4400098A1 (en)
GB (1) GB2285339A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10145769A1 (en) * 2001-09-17 2003-04-24 Siemens Ag Keyboard for communication terminals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7624175U1 (en) * 1976-07-31 1976-11-25 Wilhelm Ruf Kg, 8000 Muenchen keyboard
GB2144270B (en) * 1983-07-27 1987-11-04 Ruf Kg Wilhelm A switching contact arrangement' in particular for keyboards
DE3630952A1 (en) * 1986-09-11 1988-03-17 Siemens Ag Method for producing a switching film for mat-type keyboards
US4916275A (en) * 1988-04-13 1990-04-10 Square D Company Tactile membrane switch assembly
DE4242462A1 (en) * 1992-12-16 1994-06-23 Telefonbau & Normalzeit Gmbh Mfr. of insulated circuit track cross=over points on PCBs

Also Published As

Publication number Publication date
GB2285339A (en) 1995-07-05
CA2120393A1 (en) 1995-10-01
CA2120393C (en) 1999-08-24
DE4400098A1 (en) 1995-07-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)