CA1006211A - Keyboard switch assembly with improved hermetically sealed diaphragm contact structure - Google Patents

Keyboard switch assembly with improved hermetically sealed diaphragm contact structure

Info

Publication number
CA1006211A
CA1006211A CA165,692A CA165692A CA1006211A CA 1006211 A CA1006211 A CA 1006211A CA 165692 A CA165692 A CA 165692A CA 1006211 A CA1006211 A CA 1006211A
Authority
CA
Canada
Prior art keywords
hermetically sealed
contact structure
switch assembly
keyboard switch
sealed diaphragm
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
CA165,692A
Other versions
CA165692S (en
Inventor
Tommy N. Tyler
James R. Webb
Richard C. Webb
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.)
Mohawk Data Sciences Corp
Original Assignee
Mohawk Data Sciences 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 Mohawk Data Sciences Corp filed Critical Mohawk Data Sciences Corp
Application granted granted Critical
Publication of CA1006211A publication Critical patent/CA1006211A/en
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
    • H01H13/7006—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 comprising a separate movable contact element for each switch site, all other elements being integrated in layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/12—Construction of key buttons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/16—Mounting or connecting key buttons on or to key levers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/012—Connections via underside of substrate
    • H01H2207/014—Plated through holes
CA165,692A 1972-04-19 1973-03-09 Keyboard switch assembly with improved hermetically sealed diaphragm contact structure Expired CA1006211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24557772A 1972-04-19 1972-04-19

Publications (1)

Publication Number Publication Date
CA1006211A true CA1006211A (en) 1977-03-01

Family

ID=22927237

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,692A Expired CA1006211A (en) 1972-04-19 1973-03-09 Keyboard switch assembly with improved hermetically sealed diaphragm contact structure

Country Status (6)

Country Link
US (1) US3749859A (en)
JP (1) JPS5418744B2 (en)
CA (1) CA1006211A (en)
DE (1) DE2319042B2 (en)
FR (1) FR2181098B1 (en)
GB (1) GB1431091A (en)

Families Citing this family (74)

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US3839785A (en) * 1971-06-01 1974-10-08 Texas Instruments Inc Pushbutton keyboard system
US4163125A (en) * 1971-06-01 1979-07-31 Texas Instruments Incorporated Pushbutton keyboard system
US3808384A (en) * 1971-06-01 1974-04-30 Texas Instruments Inc Pushbutton keyboard system
US4314112A (en) * 1971-08-23 1982-02-02 Hewlett-Packard Company Keyboard having switches with tactile feedback
BE795425A (en) * 1972-11-20 1973-05-29 Texas Instruments Inc ADVANCED PUSH-BUTTON KEYPAD SYSTEM
USRE29440E (en) * 1973-01-02 1977-10-11 Bowmar Instrument Corporation Calculator keyboard switch with disc spring contact and printed circuit board
USRE30923E (en) * 1973-01-02 1982-05-04 Bowmar Instrument Corporation Calculator keyboard switch with disc spring contact and printed circuit board
JPS5528377B2 (en) * 1973-03-16 1980-07-28
JPS5329226B2 (en) * 1973-08-23 1978-08-19
JPS5060564U (en) * 1973-09-29 1975-06-04
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JPS50110318A (en) * 1974-02-07 1975-08-30
JPS50119967U (en) * 1974-03-15 1975-09-30
JPS50139267U (en) * 1974-05-01 1975-11-17
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
US4124313A (en) * 1974-08-22 1978-11-07 Kienzle Apparate Gmbh Keyboard assembly
US4202640A (en) * 1974-08-22 1980-05-13 Kienzle Apparate Gmbh Keyboard assembly
US4018999A (en) * 1974-09-12 1977-04-19 Mohawk Data Sciences Corporation Keyboard switch assembly having adhesive position retainer element
US3952174A (en) * 1974-11-29 1976-04-20 Texas Instruments Incorporated Pushbutton keyboard system
US4153987A (en) * 1974-12-09 1979-05-15 Texas Instruments Incorporated Method for assembling keyboard
JPS5175971U (en) * 1974-12-13 1976-06-15
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
US3962556A (en) * 1975-01-10 1976-06-08 Texas Instruments Incorporated Keyboard with versatile switch support structures
US3996427A (en) * 1975-01-10 1976-12-07 Texas Instruments Incorporated Pushbutton keyboard system and method of making same
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
US3996428A (en) * 1975-03-17 1976-12-07 Litronix, Inc. Pushbutton keyboard assembly with over center diaphragm contact
US3978297A (en) * 1975-03-31 1976-08-31 Chomerics, Inc. Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure
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
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
US4021630A (en) * 1975-04-25 1977-05-03 Neomed Incorporated Hermetically sealed resilient contact switch having surgical applications
US3967084A (en) * 1975-05-12 1976-06-29 Kb-Denver, Inc. Keyboard switch assemblies having two foot support legs on dome-shaped contact member
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
JPS5212868U (en) * 1975-07-16 1977-01-29
US4055735A (en) * 1975-10-23 1977-10-25 Honeywell Information Systems Inc. Touch sensitive device
JPS5212869U (en) * 1975-12-10 1977-01-29
US4046981A (en) * 1975-12-24 1977-09-06 Texas Instruments Incorporated Keyboard switch with printed wiring board structure and its method of manufacture
JPS52109425U (en) * 1976-02-12 1977-08-19
JPS5650647Y2 (en) * 1976-02-20 1981-11-27
FR2343323A1 (en) * 1976-03-05 1977-09-30 Schoeller & Co Elektrotech DECLICK SWITCH ESPECIALLY FOR TELEVISION AND RADIO RECEIVERS
US4375017A (en) * 1976-12-06 1983-02-22 Rca Corporation Calculator type keyboard including printed circuit board contacts and method of forming
US4083100A (en) * 1977-01-24 1978-04-11 Mohawk Data Sciences Corporation Method of manufacturing a keyboard assembly
US4085306A (en) * 1977-06-09 1978-04-18 Kb-Denver, Inc. Keyboard switch assemblies
JPS5411480A (en) * 1977-06-29 1979-01-27 Oki Electric Ind Co Ltd Pushbutton switch
JPS5434069U (en) * 1977-08-11 1979-03-06
JPS5829868Y2 (en) * 1978-08-17 1983-06-30 松下電器産業株式会社 push switch
US4254309A (en) * 1978-12-18 1981-03-03 Texas Instruments Incorporated Snap-through characteristic keyboard switch
US4319099A (en) * 1979-05-03 1982-03-09 Atari, Inc. Dome switch having contacts offering extended wear
US4343973A (en) * 1980-08-13 1982-08-10 Cherry Electrical Products Corp. Low cost electrical switch
FR2504721A1 (en) * 1981-04-22 1982-10-29 Telecomm El Aeronaut Maritime DEVICE FORMING KEYBOARD PANEL AND / OR INDIVIDUAL KEYS OR PUSH BUTTONS
FR2511941B1 (en) * 1981-09-01 1988-02-05 Telemecanique Electrique MODULAR, WATERPROOF, TOUCHPAD KEYBOARD
US4476355A (en) * 1981-11-09 1984-10-09 Grayhill, Inc. Keyboard assembly
US4430531A (en) * 1982-03-15 1984-02-07 Hewlett-Packard Company Snap disc keyboard
DE3373990D1 (en) * 1982-04-15 1987-11-12 Standard Telephon & Radio Ag Key element
DE3229348A1 (en) * 1982-08-06 1984-02-09 Preh, Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Co, 8740 Bad Neustadt CONTACT ARRANGEMENT
US4681987A (en) * 1983-01-11 1987-07-21 Canon Kabushiki Kaisha Electronic equipment having a key input function
DE8302660U1 (en) * 1983-02-01 1983-06-16 Hans Widmaier Fabrik Fuer Apparate Der Fernmelde- Und Feinwerktechnik, 8000 Muenchen Key arrangement for triggering certain symbols of the key surface in each case assigned switching functions or switching signals.
US4501937A (en) * 1983-03-14 1985-02-26 Eaton Corporation Integral multiswitch display panel
US4468542A (en) * 1983-05-16 1984-08-28 Kb Denver, Inc. Keyboard assembly
EP0157037A3 (en) * 1984-03-29 1986-11-05 Bowmar Instrument Corporation Long-stroke push-button switch
JPH0664965B2 (en) * 1986-08-21 1994-08-22 アルプス電気株式会社 Electronics
DE3715765A1 (en) * 1987-05-12 1988-12-01 Schoeller & Co Elektrotech PUSH BUTTON SWITCH
JPH01221825A (en) * 1988-02-29 1989-09-05 Matsushita Electric Ind Co Ltd Push switch
US5160270A (en) * 1989-06-13 1992-11-03 General Datacomm, Inc. Integrated circuit packages using tapered spring contact leads for direct mounting to circuit boards
FR2660484B1 (en) * 1990-03-30 1993-08-06 Sextant Avionique MINIATURE TOUCH SWITCH DEVICE.
US6555774B1 (en) * 2000-07-28 2003-04-29 Microsoft Corporation Lever keyswitch
JP3765723B2 (en) * 2000-11-15 2006-04-12 ホシデン株式会社 Push-button switch
JP2002270062A (en) * 2001-03-06 2002-09-20 Citizen Electronics Co Ltd Push switch
IT1391018B1 (en) * 2008-07-16 2011-10-27 Bticino Spa PUSH-BUTTON SWITCH WITH ANTI-JAM PROTECTION DEVICE
CN101937789A (en) * 2010-09-16 2011-01-05 鸿富锦精密工业（深圳）有限公司 Button and electronic device applying same
CN203659712U (en) * 2012-09-11 2014-06-18 罗技欧洲公司 Key rack module for flexible keyboard, and flexible keyboard
US20140261995A1 (en) * 2013-03-15 2014-09-18 Logitech Europe S.A. Systems and methods for imprinting font on a key cap
KR102558432B1 (en) * 2022-01-03 2023-07-24 나노씰(주) Manufacturing method of sealing material with excellent mechanical properties

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2262777A (en) * 1940-09-21 1941-11-18 John M Roper Quick acting positive contact switch
US2424527A (en) * 1945-09-10 1947-07-22 Gen Electric Electric switch
US3591749A (en) * 1969-05-12 1971-07-06 Singer Co Printed circuit keyboard
US3684842A (en) * 1970-07-01 1972-08-15 Texas Instruments Inc Pushbutton keyboard switch assembly with improved over center diaphragm contact
US3657492A (en) * 1970-09-25 1972-04-18 Sperry Rand Corp Keyboard apparatus with moisture proof membrane
US3641286A (en) * 1970-10-05 1972-02-08 Selectro Corp Electromechanical keyboard independently operated switch mechanism with improved conductive resilient actuating means
US3643041A (en) * 1970-12-30 1972-02-15 Unidynamics Phoenix Pushbutton diaphragm switch with improved dimple actuator and/or capacitance-type switch contact structure

Also Published As

Publication number Publication date
FR2181098B1 (en) 1977-04-29
GB1431091A (en) 1976-04-07
FR2181098A1 (en) 1973-11-30
JPS4920669A (en) 1974-02-23
DE2319042B2 (en) 1976-08-19
DE2319042A1 (en) 1973-10-25
US3749859A (en) 1973-07-31
JPS5418744B2 (en) 1979-07-10

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