CA992124A - Keyboard switch assembly - Google Patents

Keyboard switch assembly

Info

Publication number
CA992124A
CA992124A CA188,186A CA188186A CA992124A CA 992124 A CA992124 A CA 992124A CA 188186 A CA188186 A CA 188186A CA 992124 A CA992124 A CA 992124A
Authority
CA
Canada
Prior art keywords
switch assembly
keyboard switch
keyboard
assembly
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.)
Expired
Application number
CA188,186A
Inventor
Gilbert H. Durkee
Alan C. Yoder
Per G. Wareberg
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.)
Mercury Systems Inc
Original Assignee
Bowmar Instrument 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 Bowmar Instrument Corp filed Critical Bowmar Instrument Corp
Application granted granted Critical
Publication of CA992124A publication Critical patent/CA992124A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70Switches 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
    • H01H13/78Switches 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
    • H01H13/785Switches 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70Switches 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
    • H01H13/7006Switches 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 comprising a separate movable contact element for each switch site, all other elements being integrated in layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00Contacts
    • H01H2201/022Material
    • H01H2201/026Material non precious
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00Form of contacts
    • H01H2203/036Form of contacts to solve particular problems
    • H01H2203/04Form of contacts to solve particular problems to facilitate connections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00Form of contacts
    • H01H2203/036Form of contacts to solve particular problems
    • H01H2203/042Form of contacts to solve particular problems to avoid cross-overs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2205/00Movable contacts
    • H01H2205/016Separate bridge contact
    • H01H2205/024Means to facilitate positioning
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00Layers
    • H01H2209/024Properties of the substrate
    • H01H2209/032Properties of the substrate non elastomeric
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00Dimensions; Characteristics
    • H01H2227/026Separate dome contact
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00Manufacturing
    • H01H2229/014Electro deposition
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00Manufacturing
    • H01H2229/016Selective etching
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00Manufacturing
    • H01H2229/024Packing between substrate and membrane
    • H01H2229/026Riveting
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00Applications
    • H01H2231/002Calculator, computer
CA188,186A 1973-01-02 1973-12-14 Keyboard switch assembly Expired CA992124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32014773A 1973-01-02 1973-01-02

Publications (1)

Publication Number Publication Date
CA992124A true CA992124A (en) 1976-06-29

Family

ID=23245080

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,186A Expired CA992124A (en) 1973-01-02 1973-12-14 Keyboard switch assembly

Country Status (14)

Country Link
US (1) US3796843A (en)
JP (1) JPS557643B2 (en)
AR (1) AR199821A1 (en)
AU (1) AU6390273A (en)
BR (1) BR7310277D0 (en)
CA (1) CA992124A (en)
DE (1) DE2365083C3 (en)
FR (1) FR2212950A5 (en)
GB (1) GB1430399A (en)
HK (1) HK24077A (en)
HU (1) HU170381B (en)
IT (1) IT1005548B (en)
SE (1) SE393695B (en)
SU (1) SU597352A3 (en)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4000389A (en) * 1971-08-23 1976-12-28 Hewlett-Packard Company Printed circuit board and contact assembly for keyboard switch assemblies
DE2341521C3 (en) * 1972-08-18 1978-05-18 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Push button switch
USRE30923E (en) 1973-01-02 1982-05-04 Bowmar Instrument Corporation Calculator keyboard switch with disc spring contact and printed circuit board
GB1435171A (en) * 1973-05-11 1976-05-12 Sumlock Anita Electronics Ltd Keyboards
US3858020A (en) * 1973-07-30 1974-12-31 Staco Switch Inc Pushbutton with spring contactor
US3860771A (en) * 1973-10-29 1975-01-14 Chomerics Inc Keyboard switch assembly with dome shaped actuator having associated underlying contactor means
US3905233A (en) * 1974-03-26 1975-09-16 Us Army Package penetration indicating apparatus
AT337275B (en) * 1974-05-07 1977-06-27 Preh Elektro Feinmechanik ULTRASONIC REMOTE CONTROL DEVICE
US4074088A (en) * 1974-05-21 1978-02-14 Texas Instruments Incorporated Keyboard apparatus and method of making
US3908109A (en) * 1974-06-14 1975-09-23 Mohawk Data Sciences Corp Dome shaped switch member
US4018999A (en) * 1974-09-12 1977-04-19 Mohawk Data Sciences Corporation Keyboard switch assembly having adhesive position retainer element
JPS5133876A (en) * 1974-09-18 1976-03-23 Gikoo Kk
US3941964A (en) * 1974-12-09 1976-03-02 Bowmar Instrument Corporation Push-button type binary switch device
US4032728A (en) * 1974-12-20 1977-06-28 Olympia Werke Ag Push button switch
US3996427A (en) * 1975-01-10 1976-12-07 Texas Instruments Incorporated Pushbutton keyboard system and method of making same
JPS5180975A (en) * 1975-01-10 1976-07-15 Gikoo Kk PUTSUSHUBOTANSUITSUCHI
US3995128A (en) * 1975-01-10 1976-11-30 Texas Instruments Incorporated Pushbutton keyboard system having preformed recessed support with contacts mounted on face and in recesses
US3973091A (en) * 1975-02-03 1976-08-03 Texas Instruments Incorporated Pushbutton keyboard assembly having pole and inner contacts simultaneously engaged by a bridging contact
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
CA1034175A (en) * 1975-04-16 1978-07-04 Pak-Jong Chu Multi-contact push-button switch
US3996429A (en) * 1975-04-18 1976-12-07 Northern Electric Company Limited Multi-contact push-button switch having plural prestressed contact members designed to provide plural circuit simultaneous switching inputs
US4029916A (en) * 1975-04-18 1977-06-14 Northern Electric Company Limited Multi-contact push-button switch and plural embodiment for keyboard switch assembly
JPS5838494Y2 (en) * 1975-09-10 1983-08-31 アルプスデンキ カブシキガイシヤ Oshi button switch
US4046981A (en) * 1975-12-24 1977-09-06 Texas Instruments Incorporated Keyboard switch with printed wiring board structure and its method of manufacture
US4045636A (en) * 1976-01-28 1977-08-30 Bowmar Instrument Corporation Keyboard switch assembly having printed circuit board with plural layer exposed contacts and undersurface jumper connections
FR2343323A1 (en) * 1976-03-05 1977-09-30 Schoeller & Co Elektrotech DECLICK SWITCH ESPECIALLY FOR TELEVISION AND RADIO RECEIVERS
JPS52119071U (en) * 1976-03-08 1977-09-09
JPS538585U (en) * 1976-07-07 1978-01-25
DE7624175U1 (en) * 1976-07-31 1976-11-25 Wilhelm Ruf Kg, 8000 Muenchen keyboard
US4071718A (en) * 1976-10-22 1978-01-31 Bowmar Instrument Corporation Flat keyboard assembly having cover type membrane with protrusions to align switch components
US4123627A (en) * 1976-12-06 1978-10-31 Texas Instruments Incorporated Keyboard apparatus
DE2705756C2 (en) * 1977-02-11 1982-09-02 Alps Electric Co., Ltd., Tokyo Push button switch for electronic desk calculators or the like.
US4085306A (en) * 1977-06-09 1978-04-18 Kb-Denver, Inc. Keyboard switch assemblies
US4127752A (en) * 1977-10-13 1978-11-28 Sheldahl, Inc. Tactile touch switch panel
JPS5463279A (en) * 1977-10-28 1979-05-22 Fujitsu Ltd Pushhbutton switch
JPS5470072U (en) * 1977-10-28 1979-05-18
US4254309A (en) * 1978-12-18 1981-03-03 Texas Instruments Incorporated Snap-through characteristic keyboard switch
US4195210A (en) * 1979-02-27 1980-03-25 Kb-Denver, Inc. Switching assemblies
US4349708A (en) * 1979-08-22 1982-09-14 Atari, Inc. Joystick control
US4314117A (en) * 1980-07-24 1982-02-02 Re-Al, Inc. Membrane contact switch
US4355483A (en) * 1981-01-05 1982-10-26 The Quaker Oats Company Switch mechanism
US4488016A (en) * 1983-01-24 1984-12-11 Amp Incorporated Membrane switch having crossing circuit conductors
JPS6196650U (en) * 1984-11-30 1986-06-21
JPS62171126U (en) * 1986-04-18 1987-10-30
JPS62136026U (en) * 1986-02-22 1987-08-27
JPS6328220U (en) * 1986-08-11 1988-02-24
JPS63131416A (en) * 1986-11-20 1988-06-03 ブラザー工業株式会社 Printed circuit board
GB2214352A (en) * 1988-01-12 1989-08-31 Electronic Components Ltd Sealed electrical switch
GB2229577A (en) * 1989-03-23 1990-09-26 Well Treasure Ind Ltd Mounting contact elements on printed circuit boards
US6222525B1 (en) * 1992-03-05 2001-04-24 Brad A. Armstrong Image controllers with sheet connected sensors
DE9300501U1 (en) * 1992-12-14 1993-04-01 Abb Patent Gmbh, 6800 Mannheim, De
US5512721A (en) * 1993-09-28 1996-04-30 Unisurge, Inc. Autoclavable electrical switch assembly for use with a medical device and medical device using the same
US20040160414A1 (en) * 1996-07-05 2004-08-19 Armstrong Brad A. Image controller
US8674932B2 (en) * 1996-07-05 2014-03-18 Anascape, Ltd. Image controller
US5755026A (en) * 1996-08-15 1998-05-26 Delco Electronics Corporation Method of preventing condensation on a surface housing an electronic apparatus
JP3765723B2 (en) * 2000-11-15 2006-04-12 ホシデン株式会社 Push-button switch
JP2003068158A (en) * 2001-08-30 2003-03-07 Shin Etsu Polymer Co Ltd Push button switch device
US20080164133A1 (en) * 2004-06-15 2008-07-10 Japan Aviation Electronice Industry Limited Dome-Shaped Contact and Multi-Step Operation Electrical Switch Incorporating the Same
US7091433B2 (en) * 2004-09-17 2006-08-15 Emerson Electric Co. Low profile automotive latch release switch assembly
US7067757B1 (en) * 2004-12-17 2006-06-27 Siemens Communications Inc. Multi-tier keypad assembly
DE102006010811B4 (en) * 2006-03-07 2018-03-01 Huf Hülsbeck & Fürst Gmbh & Co. Kg Switching element and actuator so that as well as door handle with this actuator
US7829812B2 (en) * 2007-07-03 2010-11-09 Sony Ericsson Mobile Communications Ab Input device and an electronic device comprising an input device
US7652216B2 (en) * 2007-12-18 2010-01-26 Streamlight, Inc. Electrical switch, as for controlling a flashlight
US7700890B2 (en) * 2008-01-15 2010-04-20 Research In Motion Limited Key dome assembly with improved tactile feedback
JP5717249B2 (en) * 2011-04-22 2015-05-13 アルプス電気株式会社 Movable contact member and switch device using the movable contact member

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165129B (en) * 1960-07-01
JPS427547Y1 (en) * 1964-03-19 1967-04-12
JPS4718061U (en) * 1971-03-31 1972-10-31

Also Published As

Publication number Publication date
JPS557643B2 (en) 1980-02-27
IT1005548B (en) 1976-09-30
DE2365083B2 (en) 1977-02-17
HK24077A (en) 1977-05-27
GB1430399A (en) 1976-03-31
AU6390273A (en) 1975-06-26
US3796843A (en) 1974-03-12
SU597352A3 (en) 1978-03-05
DE2365083C3 (en) 1980-02-07
FR2212950A5 (en) 1974-07-26
SE393695B (en) 1977-05-16
DE2365083A1 (en) 1974-07-18
AR199821A1 (en) 1974-09-30
HU170381B (en) 1977-06-28
JPS49102245A (en) 1974-09-27
BR7310277D0 (en) 1974-08-29

Similar Documents

Publication Publication Date Title
CA992124A (en) Keyboard switch assembly
CA1026237A (en) Key board switch
CA998486A (en) Cross connect switch
CA975317A (en) English keyboard scheme
CA1008779A (en) Solid state keyboard switch
AU466541B2 (en) Low profile keyboard switch
AU7060874A (en) Keyboard switch
CA991229A (en) Alternate action switch mechanism
AU476009B2 (en) Electrical switch
CA1003470A (en) Limit switch mechanism
AU497009B2 (en) Pressure switch
CA996617A (en) Double acting snap switch
CA1004265A (en) Slide type switch
CA991227A (en) Pressure switch
CA1003015A (en) Pressure switch
AU471422B2 (en) Solid state switch structure
CA1011788A (en) Bushing type vacuum switch
CA1019793A (en) Pushbutton keyboard system
CA1022652A (en) Door position switch
CA986563A (en) Low profile keyboard switch
CA1025976A (en) Centrifugal switch
AU479946B2 (en) Switch assembly
AU5390473A (en) Switch arrangements
AU6722074A (en) Switch assembly
AU487985B2 (en) Switches