IT1059630B - MULTI-CONTACT PRESSURE PUSH BUTTON SWITCH - Google Patents

MULTI-CONTACT PRESSURE PUSH BUTTON SWITCH

Info

Publication number
IT1059630B
IT1059630B IT2221076A IT2221076A IT1059630B IT 1059630 B IT1059630 B IT 1059630B IT 2221076 A IT2221076 A IT 2221076A IT 2221076 A IT2221076 A IT 2221076A IT 1059630 B IT1059630 B IT 1059630B
Authority
IT
Italy
Prior art keywords
push button
contact pressure
button switch
pressure push
switch
Prior art date
Application number
IT2221076A
Other languages
Italian (it)
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Application granted granted Critical
Publication of IT1059630B publication Critical patent/IT1059630B/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
    • H01H13/7013—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 in which the movable contacts of each switch site or of a row of switch sites are formed in a single plate
IT2221076A 1975-04-16 1976-04-12 MULTI-CONTACT PRESSURE PUSH BUTTON SWITCH IT1059630B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA224,802A CA1034175A (en) 1975-04-16 1975-04-16 Multi-contact push-button switch

Publications (1)

Publication Number Publication Date
IT1059630B true IT1059630B (en) 1982-06-21

Family

ID=4102831

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2221076A IT1059630B (en) 1975-04-16 1976-04-12 MULTI-CONTACT PRESSURE PUSH BUTTON SWITCH

Country Status (10)

Country Link
JP (1) JPS5858771B2 (en)
BE (1) BE840893A (en)
CA (1) CA1034175A (en)
DE (1) DE2614119C2 (en)
ES (1) ES447070A1 (en)
FR (1) FR2308184A1 (en)
GB (1) GB1535810A (en)
IT (1) IT1059630B (en)
NL (1) NL7603453A (en)
SE (1) SE423289B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056701A (en) * 1976-07-08 1977-11-01 Bowmar Instrument Corporation Low profile lighted push button switch
US4190748A (en) * 1977-01-31 1980-02-26 Rogers Corporation Keyboard switch assembly
CA1100165A (en) * 1979-02-02 1981-04-28 Roger Perks Pushbutton switch assembly for telecommunications and other input apparatus
FR2464549A1 (en) * 1979-08-31 1981-03-06 Tuloup Pierre Switching keyboard for e.g. telephone set - requires no soldering during assembly and has part-spherical electrodes in three part block
FR2474449A1 (en) * 1980-01-25 1981-07-31 Reuziault Gerard Bottle supporting ring for bottle rack - is split to grip any bottle neck and grooved to grip frame upright
DE3132918C2 (en) * 1980-09-16 1985-11-28 Alps Electric Co., Ltd., Tokio/Tokyo Push button switch
DE3137749A1 (en) * 1980-09-16 1983-01-27 Alps Electric Co., Ltd., Tokyo Push button switch
DE8113363U1 (en) * 1981-05-07 1981-09-17 Standard Elektrik Lorenz Ag, 7000 Stuttgart Telephone set with dialing set
US4430531A (en) * 1982-03-15 1984-02-07 Hewlett-Packard Company Snap disc keyboard
US4436970A (en) * 1982-06-07 1984-03-13 Methode Electronics, Inc. Switch assemblies
GB2136633A (en) * 1983-03-18 1984-09-19 Broderna Danielson Membrane switch assembly
JPS62126173U (en) * 1986-01-31 1987-08-11
GB2193378A (en) * 1986-07-11 1988-02-03 Access Keyboards Limited A push button switch actuator
DE3715765A1 (en) * 1987-05-12 1988-12-01 Schoeller & Co Elektrotech PUSH BUTTON SWITCH
WO2005124805A1 (en) * 2004-06-15 2005-12-29 Japan Aviation Electronics Industry Limited Dome contact and multistage operating electric switch using the same
JP5236428B2 (en) * 2008-10-24 2013-07-17 日本電産サンキョー株式会社 Detection mechanism and card reader

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3489342A (en) * 1968-05-01 1970-01-13 Alyn Dale Inc Keyboard
US3600528A (en) * 1969-09-25 1971-08-17 Lematex Corp Multiple switch construction
US3796843A (en) * 1973-01-02 1974-03-12 Bomar Instr Corp Calculator keyboard switch with disc spring contact and printed circuit board
US3858020A (en) * 1973-07-30 1974-12-31 Staco Switch Inc Pushbutton with spring contactor
GB1484634A (en) * 1973-08-20 1977-09-01 Northern Telecom Ltd Pushbutton switch
DE2420755A1 (en) * 1974-04-29 1975-11-06 Faber Castell A W Actuator for electric pressure contact - has push-button resetting spring with two holding shanks connected to push-button
US3941964A (en) * 1974-12-09 1976-03-02 Bowmar Instrument Corporation Push-button type binary switch device

Also Published As

Publication number Publication date
JPS5858771B2 (en) 1983-12-27
ES447070A1 (en) 1977-06-01
SE423289B (en) 1982-04-26
JPS51127384A (en) 1976-11-06
DE2614119A1 (en) 1976-10-28
FR2308184A1 (en) 1976-11-12
BE840893A (en) 1976-08-16
DE2614119C2 (en) 1984-08-09
NL7603453A (en) 1976-10-19
GB1535810A (en) 1978-12-13
SE7604344L (en) 1976-10-17
FR2308184B1 (en) 1981-08-21
CA1034175A (en) 1978-07-04

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