ZA812855B - Keypad buttons - Google Patents

Keypad buttons

Info

Publication number
ZA812855B
ZA812855B ZA00812855A ZA812855A ZA812855B ZA 812855 B ZA812855 B ZA 812855B ZA 00812855 A ZA00812855 A ZA 00812855A ZA 812855 A ZA812855 A ZA 812855A ZA 812855 B ZA812855 B ZA 812855B
Authority
ZA
South Africa
Prior art keywords
keypad buttons
keypad
buttons
Prior art date
Application number
ZA00812855A
Inventor
A Henderson
Original Assignee
Int 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of ZA812855B publication Critical patent/ZA812855B/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
    • H01H13/705—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 construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/024—Profile on actuator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/008—Actuators other then push button
    • H01H2221/016—Lever; Rocker
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/036—Return force
    • H01H2221/044—Elastic part on actuator or casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/054—Actuators connected by flexible webs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
ZA00812855A 1980-09-30 1981-04-29 Keypad buttons ZA812855B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8031452A GB2084802B (en) 1980-09-30 1980-09-30 Keypad buttons

Publications (1)

Publication Number Publication Date
ZA812855B true ZA812855B (en) 1982-05-26

Family

ID=10516370

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00812855A ZA812855B (en) 1980-09-30 1981-04-29 Keypad buttons

Country Status (5)

Country Link
GB (1) GB2084802B (en)
HK (1) HK49987A (en)
IE (1) IE51112B1 (en)
SG (1) SG13887G (en)
ZA (1) ZA812855B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57152725U (en) * 1981-03-20 1982-09-25
GB2306784A (en) * 1995-10-20 1997-05-07 Delco Electronic Overseas Corp Rocker switch assembly
FR2786917B1 (en) * 1998-12-07 2001-01-26 Eaton Corp THREE-DIMENSIONAL PUSH BUTTON SETTING AND CENTERING SYSTEM
DE19957643A1 (en) * 1999-11-30 2001-05-31 Ticona Gmbh Unit of thrust keys comprises connector pieces which take the form of tapering film hinges which are located between adjacent keys, and ensure that operation of any key does not disturb any other key of the unit
US7433719B2 (en) 2005-06-03 2008-10-07 Research In Motion Limited Handheld electronic device and keypad having tactile features
EP1729315B1 (en) * 2005-06-03 2007-08-29 Research In Motion Limited Handheld electronic device and keypad having tactile features

Also Published As

Publication number Publication date
SG13887G (en) 1988-01-15
HK49987A (en) 1987-07-03
IE810960L (en) 1982-03-30
IE51112B1 (en) 1986-10-01
GB2084802A (en) 1982-04-15
GB2084802B (en) 1984-03-28

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