DE7434187U - Tastenfeld für Rechenmaschinen und dergleichen - Google Patents

Tastenfeld für Rechenmaschinen und dergleichen

Info

Publication number
DE7434187U
DE7434187U DE7434187U DE7434187DU DE7434187U DE 7434187 U DE7434187 U DE 7434187U DE 7434187 U DE7434187 U DE 7434187U DE 7434187D U DE7434187D U DE 7434187DU DE 7434187 U DE7434187 U DE 7434187U
Authority
DE
Germany
Prior art keywords
layer
push
keyboard according
contactor
button
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
DE7434187U
Other languages
German (de)
English (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.)
Chomerics Inc Woburn Mass (vsta)
Original Assignee
Chomerics Inc Woburn Mass (vsta)
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 Chomerics Inc Woburn Mass (vsta) filed Critical Chomerics Inc Woburn Mass (vsta)
Publication of DE7434187U publication Critical patent/DE7434187U/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
    • H01H13/78—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
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
    • 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
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/026—Material non precious
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/032—Conductive polymer; Rubber
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2205/00—Movable contacts
    • H01H2205/002—Movable contacts fixed to operating part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/012—Connections via underside of substrate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/002—Materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/002—Longer travel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/006—Only mechanical function
    • 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
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/034—Bezel
    • H01H2223/036—Bezel forming chamfered apertures for keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/002—Layer thickness
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/002—Layer thickness
    • H01H2227/012—Conductive rubber
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/022—Collapsable dome
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/024—Packing between substrate and membrane
    • H01H2229/026—Riveting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/024—Packing between substrate and membrane
    • H01H2229/032—Screw
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/05—Forming; Half-punching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Push-Button Switches (AREA)
  • Calculators And Similar Devices (AREA)
  • Input From Keyboards Or The Like (AREA)
DE7434187U 1973-10-29 1974-10-11 Tastenfeld für Rechenmaschinen und dergleichen Expired DE7434187U (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US410329A US3860771A (en) 1973-10-29 1973-10-29 Keyboard switch assembly with dome shaped actuator having associated underlying contactor means

Publications (1)

Publication Number Publication Date
DE7434187U true DE7434187U (de) 1976-07-08

Family

ID=23624255

Family Applications (2)

Application Number Title Priority Date Filing Date
DE7434187U Expired DE7434187U (de) 1973-10-29 1974-10-11 Tastenfeld für Rechenmaschinen und dergleichen
DE19742448587 Withdrawn DE2448587B2 (de) 1973-10-29 1974-10-11 Drucktastenschalter

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19742448587 Withdrawn DE2448587B2 (de) 1973-10-29 1974-10-11 Drucktastenschalter

Country Status (7)

Country Link
US (1) US3860771A (enExample)
JP (1) JPS5913813B2 (enExample)
DE (2) DE7434187U (enExample)
FR (1) FR2249421B1 (enExample)
GB (1) GB1484857A (enExample)
HK (1) HK43578A (enExample)
MY (1) MY7800365A (enExample)

Families Citing this family (141)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5329226B2 (enExample) * 1973-08-23 1978-08-19
US3879586A (en) * 1973-10-31 1975-04-22 Essex International Inc Tactile keyboard switch assembly with metallic or elastomeric type conductive contacts on diaphragm support
AT337275B (de) * 1974-05-07 1977-06-27 Preh Elektro Feinmechanik Ultraschall-fernbedienungseinrichtung
US4033030A (en) * 1974-09-12 1977-07-05 Mohawk Data Sciences Corporation Method of manufacturing keyswitch assemblies
US3947390A (en) * 1974-09-23 1976-03-30 Xerox Corporation Arch shaped snap-type switch contact
US4066860A (en) * 1974-09-26 1978-01-03 Sharp Kabushiki Kaisha Pushbutton switch key arrangement for keyboards having indicia
US4005293A (en) * 1974-11-29 1977-01-25 Texas Instruments Incorporated Pushbutton keyboard switch assembly having individual concave-convex contacts integrally attached to conductor strips
US4153987A (en) * 1974-12-09 1979-05-15 Texas Instruments Incorporated Method for assembling keyboard
US3959610A (en) * 1974-12-13 1976-05-25 Motorola, Inc. Hermetically sealed keyboard type assembly with elastomeric electrical connecting link between switch and component modules
US3996427A (en) * 1975-01-10 1976-12-07 Texas Instruments Incorporated Pushbutton keyboard system and method of making same
JPS5193258A (enExample) * 1975-02-14 1976-08-16
US3971902A (en) * 1975-03-21 1976-07-27 Amp Incorporated Keyboard switch assembly having one piece plural pushbutton actuator and resilient mounting structure for plural cantilever beam contacts
US3978297A (en) * 1975-03-31 1976-08-31 Chomerics, Inc. Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
US3988551A (en) * 1975-04-03 1976-10-26 Magic Dot, Inc. Membrane keyboard apparatus having common apertured electrode, aperture inserted electrodes and conductive bubble contactors
US4021630A (en) * 1975-04-25 1977-05-03 Neomed Incorporated Hermetically sealed resilient contact switch having surgical applications
US4022993A (en) * 1975-06-09 1977-05-10 Litton Systems, Inc. Switch assembly having electrically illuminated character display devices between transparent actuators and switch arrays
US4034176A (en) * 1975-06-11 1977-07-05 Magic Dot, Inc. Membrane switch apparatus
US4065649A (en) * 1975-06-30 1977-12-27 Lake Center Industries Pressure sensitive matrix switch having apertured spacer with flexible double sided adhesive intermediate and channels optionally interposed between apertures
US4181964A (en) * 1975-07-02 1980-01-01 Texas Instruments Incorporated Integrated electronics assembly on a plastic chassis
US4028509A (en) * 1975-08-29 1977-06-07 Hughes Aircraft Company Simplified tabulator keyboard assembly for use in watch/calculator having transparent foldable flexible printed circuit board with contacts and actuator indicia
US4017697A (en) * 1975-09-15 1977-04-12 Globe-Union Inc. Keyboard membrane switch having threshold force structure
US4046975A (en) * 1975-09-22 1977-09-06 Chomerics, Inc. Keyboard switch assembly having internal gas passages preformed in spacer member
US4035593A (en) * 1975-10-09 1977-07-12 Northern Engraving Company, Inc. Flexible pressure sensitive switch actuator module adaptable to a keyboard surface having fixed contact array
US4055735A (en) * 1975-10-23 1977-10-25 Honeywell Information Systems Inc. Touch sensitive device
US4066851A (en) * 1975-10-30 1978-01-03 Chomerics, Inc. Keyboard switch assembly having foldable printed circuit board, integral spacer and preformed depression-type alignment fold
US4070555A (en) * 1975-11-28 1978-01-24 The Alliance Manufacturing Company Switching mechanism
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
US4204098A (en) * 1976-03-17 1980-05-20 Tektronix, Inc. Multiple circuit switch assembly
US4081898A (en) * 1976-04-19 1978-04-04 Texas Instruments Incorporated Method of manufacturing an electronic calculator utilizing a flexible carrier
US4118858A (en) * 1976-04-19 1978-10-10 Texas Instruments Incorporated Method of making an electronic calculator
US4145584A (en) * 1976-04-28 1979-03-20 Otterlei Jon L Flexible keyboard switch with integral spacer protrusions
JPS5927940B2 (ja) * 1976-09-14 1984-07-09 キヤノン株式会社 小型電卓
JPS5350478U (enExample) * 1976-10-01 1978-04-28
US4060703A (en) * 1976-11-10 1977-11-29 Everett Jr Seth Leroy Keyboard switch assembly with tactile feedback having illuminated laminated layers including opaque or transparent conductive layer
US4190748A (en) * 1977-01-31 1980-02-26 Rogers Corporation Keyboard switch assembly
US4096364A (en) * 1977-02-22 1978-06-20 Chomerics, Inc. Keyboard switch assembly having flexible contact layer with snap initiator dome
US4128744A (en) * 1977-02-22 1978-12-05 Chomerics, Inc. Keyboard with concave and convex domes
US4129758A (en) * 1977-06-10 1978-12-12 Telaris Telecommunications, Inc. Keyboard switch assembly having flexible contact carrying member between contact carrying substrate and flexible, resilient, key-depressible bubble protrusions
US4117292A (en) * 1977-06-10 1978-09-26 Telaris Telecommunications, Inc. Dual spring actuator for keyboard switch assembly
US4164634A (en) * 1977-06-10 1979-08-14 Telaris Telecommunications, Inc. Keyboard switch assembly with multiple isolated electrical engagement regions
US4127758A (en) * 1977-10-13 1978-11-28 Sheldahl, Inc. Tactile layer having hinged dome
US4127752A (en) * 1977-10-13 1978-11-28 Sheldahl, Inc. Tactile touch switch panel
US4194099A (en) * 1977-10-25 1980-03-18 W. H. Brady Co. Control panel overlay
US4180336A (en) * 1977-11-25 1979-12-25 Safeway Stores, Incorporated Touch checking key tops for keyboard
US4264477A (en) * 1978-02-21 1981-04-28 Chomerics, Inc. Keyboard
JPS5914985Y2 (ja) * 1978-02-28 1984-05-02 シャープ株式会社 キ−入力装置
US4259551A (en) * 1978-03-15 1981-03-31 Citizen Watch Co., Ltd. External operation device for electronic timepieces
JPS54122888A (en) * 1978-03-17 1979-09-22 Sakura Kk Keyswitch
US4292510A (en) * 1978-03-28 1981-09-29 Manfred Hild Keyboard for a miniature calculator
JPS54142573A (en) * 1978-04-27 1979-11-06 Nikkan Ind Method of producing key switch compound conductive sheet employing insulating plastic film
GB2023935B (en) * 1978-06-08 1982-08-25 Nissan Motor Electric switch
US4194097A (en) * 1978-06-12 1980-03-18 Ncr Corporation Membrane keyboard apparatus with tactile feedback
US4228330A (en) * 1978-07-10 1980-10-14 Litton Systems, Inc. Touch panel mechanism
US4216968A (en) * 1978-10-11 1980-08-12 David Yeeda Self-scoring multiple function dart game
JPS5577331U (enExample) * 1978-11-24 1980-05-28
US4254309A (en) * 1978-12-18 1981-03-03 Texas Instruments Incorporated Snap-through characteristic keyboard switch
DE2902769C2 (de) * 1979-01-25 1982-12-09 Rudolf Schadow Gmbh, 1000 Berlin Drucktastenschalter
JPS55143722A (en) * 1979-04-26 1980-11-10 Nissan Motor Switching device
US4251734A (en) * 1979-05-04 1981-02-17 Chomerics, Inc. Publications cover with display device
DE2924993A1 (de) * 1979-06-21 1981-01-22 Licentia Gmbh Tastenfeld
US4301378A (en) * 1979-11-29 1981-11-17 Motorola, Inc. Dual rate bi-directional switch
US4322587A (en) * 1979-12-06 1982-03-30 Rogers Corporation Keyboard device
US4517421A (en) * 1980-01-28 1985-05-14 Margolin George D Resilient deformable keyboard
US4354068A (en) * 1980-02-04 1982-10-12 Texas Instruments Incorporated Long travel elastomer keyboard
DE3011674C2 (de) * 1980-03-26 1984-07-26 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt Tastatur
US4314116A (en) * 1980-06-23 1982-02-02 Rogers Corporation Keyboard switch with graphic overlay
US4314117A (en) * 1980-07-24 1982-02-02 Re-Al, Inc. Membrane contact switch
US4362911A (en) * 1980-09-17 1982-12-07 Ncr Corporation Membrane keyboard switch assembly having selectable tactile properties
US4376239A (en) * 1980-10-03 1983-03-08 Allen-Bradley Company Industrial membrane switch
US4402131A (en) * 1981-08-05 1983-09-06 Advanced Circuit Technology Electrical switch assembly and method of manufacture
US4446342A (en) * 1980-12-15 1984-05-01 Advanced Circuit Technology Electrical switch assembly and method of manufacture
US4390758A (en) * 1981-01-16 1983-06-28 Hendrickson Max S Key-actuated electrical lock
US4345119A (en) * 1981-02-19 1982-08-17 Motorola Inc. Membrane switch assembly with improved spacer
US4425263A (en) * 1981-06-03 1984-01-10 E. I. Du Pont De Nemours & Co. Flexible screen-printable conductive composition
FR2511941B1 (fr) * 1981-09-01 1988-02-05 Telemecanique Electrique Clavier modulaire, etanche, a effet tactile
FR2522192B1 (fr) * 1982-02-25 1987-03-20 Flex Key Corp Clavier a touches a membrane
US4492829A (en) * 1982-02-25 1985-01-08 Rogers Corporation Tactile membrane keyboard with asymmetrical tactile key elements
US4499342A (en) * 1982-03-04 1985-02-12 Murakami Kaimeido Co., Ltd. Multi-position electric switch
DE3208559C2 (de) * 1982-03-10 1985-12-05 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt Tastatur
US4423294A (en) * 1982-06-17 1983-12-27 The Hall Company Laminate switch assembly having improved durability
DE3228290A1 (de) * 1982-07-29 1984-02-02 Rafi Gmbh & Co Elektrotechnische Spezialfabrik, 7981 Berg Drucktaster
US4465209A (en) * 1982-08-02 1984-08-14 Dover Corporation Information center for gasoline dispensing nozzle
US4440999A (en) * 1982-08-13 1984-04-03 Press On, Inc. Membrane switch
US4471177A (en) * 1982-08-13 1984-09-11 Press On, Inc. Enlarged switch area membrane switch and method
US4565910A (en) * 1982-09-30 1986-01-21 Bed-Check Corporation Switch apparatus responsive to distortion
US4558231A (en) * 1982-11-01 1985-12-10 Motorola, Inc. Variable rate bi-directional slew control and method therefor
JPS59101724A (ja) * 1982-11-30 1984-06-12 日本メクトロン株式会社 キ−ボ−ドスイツチ
GB2133625A (en) * 1982-12-15 1984-07-25 Spiralux Ltd Electrical switch
JPS59105728U (ja) * 1982-12-30 1984-07-16 日本メクトロン株式会社 キ−ボ−ドスイツチ
JPS59135536A (ja) * 1983-01-24 1984-08-03 Sharp Corp キ−入力装置
US4488016A (en) * 1983-01-24 1984-12-11 Amp Incorporated Membrane switch having crossing circuit conductors
US4510353A (en) * 1983-01-31 1985-04-09 Arrow Display Company, Inc. Method and kit for construction of custom prototype membrane switch panel
JPS59128126U (ja) * 1983-02-16 1984-08-29 松下電器産業株式会社 プツシユ式スイツチ
GB2135827B (en) * 1983-03-01 1987-04-29 Plessey Comapny Plc The Keyboard push buttons
DE3318622A1 (de) * 1983-05-21 1984-11-22 Karl A. 5900 Siegen Weidt Elektronischer rechner
US4598472A (en) * 1983-08-19 1986-07-08 Amp Incorporated Method for forming a hemispherically shaped switch assembly
US4477700A (en) * 1983-11-14 1984-10-16 Rogers Corporation Tactile membrane keyboard with elliptical tactile key elements
US4533555A (en) * 1984-05-09 1985-08-06 Rca Corporation Apparatus for thermoforming dome-shaped actuating elements for membrane switches
US4605828A (en) * 1984-05-29 1986-08-12 International Business Machines Corporation Membrane keyboard switch mounting
BE902471A (nl) * 1985-05-22 1985-09-16 Velleman N V Membraan voor membraanschakelaar en samenstellende elementen hiervan.
US4684767A (en) * 1985-05-30 1987-08-04 Phalen Robert F Tactile affirmative response membrane switch
CA1223081A (en) * 1985-10-04 1987-06-16 Geoffrey A. Collar Circuit board with contact positions, as used for telecommunications terminals and other apparatus
US4720610A (en) * 1986-12-19 1988-01-19 Amp Incorporated Membrane key switch with anti-inversion feature
JPS63284622A (ja) * 1987-05-18 1988-11-21 Bandai Co キ−ボ−ド
US4742192A (en) * 1987-06-01 1988-05-03 Saturn Corporation Steering wheel rim horn blow mechanism
JPH01149329A (ja) * 1987-12-04 1989-06-12 Toshiba Silicone Co Ltd 押釦スイッチおよびその製造方法
JPH01220317A (ja) * 1988-02-29 1989-09-04 Fuji Rubber Kk 耐熱性樹脂ドームばね
USD313398S (en) 1988-03-03 1991-01-01 Gilchrist Thomas L Electronic window remote-control
US4899244A (en) * 1988-07-28 1990-02-06 Polaroid Corporation Disk cartridge with hub seal
US5177330A (en) * 1988-09-19 1993-01-05 Futaba Denshi Kogyo K.K. Key board switch
US4922070A (en) * 1988-12-16 1990-05-01 Motorola, Inc. Switch assembly
US4857683A (en) * 1988-12-28 1989-08-15 W. H. Brady Co. Membrane switchcores with key cell contact elements connected together for continuous path testing
US5095302A (en) * 1989-06-19 1992-03-10 International Business Machines Corporation Three dimensional mouse via finger ring or cavity
US5121091A (en) * 1989-09-08 1992-06-09 Matsushita Electric Industrial Co., Ltd. Panel switch
US4977298A (en) * 1989-09-08 1990-12-11 Matsushita Electric Industrial Co., Ltd. Panel switch
FR2656735B1 (fr) * 1989-12-28 1996-04-26 Alcatel Business Systems Clavier a touches captives.
FR2659459B1 (fr) * 1990-03-08 1993-11-26 Sextant Avionique Touche a effet tactile et clavier utilisant cette touche.
US5061830A (en) * 1990-04-16 1991-10-29 Ambrose Stephen D Extension electrical switch system and method of manufacture
DE9014472U1 (de) * 1990-10-16 1991-01-24 Fritz Hartmann Gerätebau GmbH & Co KG, 8523 Baiersdorf Klein-Tastatur für Elektrogeräte
WO1992015083A1 (en) * 1991-02-21 1992-09-03 Typeright Keyboard Corp. Membrane keyboard and method of using same
US5212473A (en) * 1991-02-21 1993-05-18 Typeright Keyboard Corp. Membrane keyboard and method of using same
US5147990A (en) * 1991-04-01 1992-09-15 Motorola, Inc. Integral slide switch
US5117073A (en) * 1991-04-02 1992-05-26 Motorola, Inc. Control signal initiator responsive to a hinge position
DE4126042A1 (de) * 1991-08-06 1993-02-18 Ruf Kg Wilhelm Elektrischer schalter
US5360955A (en) * 1992-08-18 1994-11-01 Key Tronic Corporation Computer keyboard with cantilever switch design and improved PCB/switch membrane interface
US5403980A (en) * 1993-08-06 1995-04-04 Iowa State University Research Foundation, Inc. Touch sensitive switch pads
US5448028A (en) * 1993-12-10 1995-09-05 Davidson Textron, Inc. Armrest electrical switch arrangement with soft interior trim panel
US5493082A (en) * 1994-08-09 1996-02-20 Hughes Aircraft Company Elastomeric switch for electronic devices
US5521342A (en) * 1994-12-27 1996-05-28 General Motors Corporation Switch having combined light pipe and printed circuit board
US5670760A (en) * 1995-10-24 1997-09-23 Golden Books Publishing Company, Inc. Multi-switch membrane-switch assembly
DK0917167T3 (da) * 1997-07-23 2000-11-06 Molex Inc Elektrisk omskifter og kredløbsstruktur
GB9718232D0 (en) * 1997-08-29 1997-11-05 Ncr Int Inc Keyboard
US6349984B1 (en) * 1999-04-05 2002-02-26 Diane Marrazzo Illuminated activator for an internal vehicle trunk release mechanism
JP4410961B2 (ja) * 2001-05-11 2010-02-10 日本電気株式会社 キーボタン構造
JP4634649B2 (ja) * 2001-06-01 2011-02-16 株式会社フジクラ メンブレンスイッチ及び感圧センサ
SE526367C2 (sv) * 2003-02-28 2005-08-30 Sca Packaging Sweden Ab Affisch med tryckta zoner för inmatning till en elektronisk krets
CN101286424B (zh) * 2007-04-11 2012-01-25 深圳富泰宏精密工业有限公司 键盘组件
USD582355S1 (en) * 2007-07-04 2008-12-09 Siemens Aktiengesellschaft Control elements for an electrical device
WO2009091394A1 (en) * 2008-01-16 2009-07-23 Snaptron Inc. Tactile apparatus and methods
US8247714B2 (en) * 2010-06-08 2012-08-21 Sunrex Technology Corp Back lighted membrane keyboard with components being secured together by subjecting to ultrasonic welding

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246112A (en) * 1964-04-06 1966-04-12 Donald R Adams Polypropylene diaphragm assemblies
US3317698A (en) * 1966-03-11 1967-05-02 Nichols Engineering Inc Switch including sealing and shielding means therefor
US3603756A (en) * 1970-01-29 1971-09-07 Sperry Rand Corp Snap action switch
US3619530A (en) * 1970-04-30 1971-11-09 Gen Motors Corp Doorjamb switch
US3643041A (en) * 1970-12-30 1972-02-15 Unidynamics Phoenix Pushbutton diaphragm switch with improved dimple actuator and/or capacitance-type switch contact structure
US3699294A (en) * 1971-05-18 1972-10-17 Flex Key Corp Keyboard, digital coding, switch for digital logic, and low power detector switches
US3721778A (en) * 1971-06-21 1973-03-20 Chomerics Inc Keyboard switch assembly with improved operator and contact structure
US3743797A (en) * 1971-08-30 1973-07-03 Bell Telephone Labor Inc Stroke coded keyboard switch assembly
US3796843A (en) * 1973-01-02 1974-03-12 Bomar Instr Corp Calculator keyboard switch with disc spring contact and printed circuit board

Also Published As

Publication number Publication date
DE2448587A1 (de) 1975-04-30
HK43578A (en) 1978-08-11
FR2249421B1 (enExample) 1980-04-30
JPS5913813B2 (ja) 1984-04-02
DE2448587B2 (de) 1978-01-19
GB1484857A (en) 1977-09-08
FR2249421A1 (enExample) 1975-05-23
MY7800365A (en) 1978-12-31
JPS50111584A (enExample) 1975-09-02
US3860771A (en) 1975-01-14

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