DE8301675U1 - - Google Patents

Info

Publication number
DE8301675U1
DE8301675U1 DE19838301675 DE8301675U DE8301675U1 DE 8301675 U1 DE8301675 U1 DE 8301675U1 DE 19838301675 DE19838301675 DE 19838301675 DE 8301675 U DE8301675 U DE 8301675U DE 8301675 U1 DE8301675 U1 DE 8301675U1
Authority
DE
Germany
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.)
Expired
Application number
DE19838301675
Other languages
German (de)
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.)
GROMM MICHAEL 6140 BENSHEIM DE
Original Assignee
GROMM MICHAEL 6140 BENSHEIM DE
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 GROMM MICHAEL 6140 BENSHEIM DE filed Critical GROMM MICHAEL 6140 BENSHEIM DE
Priority to DE19838301675 priority Critical patent/DE8301675U1/de
Publication of DE8301675U1 publication Critical patent/DE8301675U1/de
Expired 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
    • H01H13/702—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
    • H01H2209/00—Layers
    • H01H2209/068—Properties of the membrane
    • H01H2209/078—Conductive 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
    • H01H2217/00—Facilitation of operation; Human engineering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/026—Internal encoding, e.g. validity bit
DE19838301675 1983-01-22 1983-01-22 Expired DE8301675U1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19838301675 DE8301675U1 (it) 1983-01-22 1983-01-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19838301675 DE8301675U1 (it) 1983-01-22 1983-01-22

Publications (1)

Publication Number Publication Date
DE8301675U1 true DE8301675U1 (it) 1983-05-19

Family

ID=6749189

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19838301675 Expired DE8301675U1 (it) 1983-01-22 1983-01-22

Country Status (1)

Country Link
DE (1) DE8301675U1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0291910A2 (en) * 1987-05-18 1988-11-23 Kabushiki Kaisha Bandai Keyboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0291910A2 (en) * 1987-05-18 1988-11-23 Kabushiki Kaisha Bandai Keyboard
EP0291910A3 (en) * 1987-05-18 1990-08-22 Kabushiki Kaisha Bandai Keyboard

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