CA1026237A - Key board switch - Google Patents

Key board switch

Info

Publication number
CA1026237A
CA1026237A CA209,114A CA209114A CA1026237A CA 1026237 A CA1026237 A CA 1026237A CA 209114 A CA209114 A CA 209114A CA 1026237 A CA1026237 A CA 1026237A
Authority
CA
Canada
Prior art keywords
key board
board switch
switch
key
board
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
CA209,114A
Other languages
French (fr)
Other versions
CA209114S (en
Inventor
Masafumi Yoshida
Hiroshi Obara
Masahiro Segawa
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.)
Kureha Corp
Original Assignee
Kureha 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
Priority claimed from JP10468173A external-priority patent/JPS5430107B2/ja
Priority claimed from JP11880173A external-priority patent/JPS5412630B2/ja
Application filed by Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of CA1026237A publication Critical patent/CA1026237A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/967—Switches controlled by moving an element forming part of the switch having a plurality of control members, e.g. keyboard
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Push-Button Switches (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CA209,114A 1973-09-17 1974-09-12 Key board switch Expired CA1026237A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10468173A JPS5430107B2 (en) 1973-09-17 1973-09-17
JP11880173A JPS5412630B2 (en) 1973-10-22 1973-10-22

Publications (1)

Publication Number Publication Date
CA1026237A true CA1026237A (en) 1978-02-14

Family

ID=26445098

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209,114A Expired CA1026237A (en) 1973-09-17 1974-09-12 Key board switch

Country Status (10)

Country Link
US (1) US3935485A (en)
BE (1) BE819957A (en)
CA (1) CA1026237A (en)
CH (1) CH600581A5 (en)
DE (1) DE2444220C3 (en)
FR (1) FR2244263B1 (en)
GB (1) GB1486315A (en)
HK (1) HK22478A (en)
IT (1) IT1019277B (en)
NL (1) NL164979C (en)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137475A (en) * 1975-04-28 1979-01-30 Kureha Kagaku Kogyo Kabushiki Kaisha Thin film, thermoplastic piezoelectric switches
US4078187A (en) * 1976-08-18 1978-03-07 Oki Electric Industry Co., Ltd. Piezoelectric switching device
US4085302A (en) * 1976-11-22 1978-04-18 Control Data Corporation Membrane-type touch panel
GB1543089A (en) * 1976-12-02 1979-03-28 Marconi Co Ltd Pressure sensitive generator
GB1573394A (en) * 1976-12-09 1980-08-20 Kkf Corp Electrical signal generator
US4190785A (en) * 1976-12-09 1980-02-26 Essex Transducers Corporation Pressure sensitive signal generator using piezoelectric coating
GB1560426A (en) * 1977-02-17 1980-02-06 Standard Telephones Cables Ltd Posh-button operated electrical switches
AT375466B (en) * 1977-07-27 1984-08-10 List Hans MEASURING VALUE WITH A PIEZOELECTRIC MEASURING ELEMENT
FR2409654B1 (en) * 1977-11-17 1985-10-04 Thomson Csf PIEZOELECTRIC TRANSDUCER DEVICE AND MANUFACTURING METHOD THEREOF
JPS5840805B2 (en) * 1978-04-10 1983-09-08 東レ株式会社 Coordinate input structure
US4196406A (en) * 1978-06-12 1980-04-01 General Electric Company Ultrasonic control device
US4193049A (en) * 1978-06-12 1980-03-11 Deere & Company Ultrasonic touch control panel
JPS5692634A (en) * 1979-12-27 1981-07-27 Kureha Chem Ind Co Ltd Input device for transparent piezoelectric coordinate
US4328441A (en) * 1980-01-31 1982-05-04 Minnesota Mining And Manufacturing Company Output circuit for piezoelectric polymer pressure sensor
US4433400A (en) * 1980-11-24 1984-02-21 The United States Of America As Represented By The Department Of Health And Human Services Acoustically transparent hydrophone probe
US4517665A (en) * 1980-11-24 1985-05-14 The United States Of America As Represented By The Department Of Health And Human Services Acoustically transparent hydrophone probe
US4375585A (en) * 1981-01-08 1983-03-01 Atari, Inc. Deformable switch keyboard
DE3103357C2 (en) * 1981-01-31 1982-10-21 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Ultrasonic transducer
JPS57137926A (en) * 1981-02-19 1982-08-25 Sharp Corp Electric signal input device
US4516112A (en) * 1982-02-22 1985-05-07 Eaton Corporation Transparent touch switching system
CA1249046A (en) * 1982-09-13 1989-01-17 James R. Ligman Solid state keyboard
US4737767A (en) * 1982-11-12 1988-04-12 Kdc Corporation Solid state keyboard
DE3236098A1 (en) * 1982-09-29 1984-03-29 Siemens AG, 1000 Berlin und 8000 München PRESSURE CONVERTER ARRANGEMENT, ESPECIALLY FOR INDUSTRIAL ROBOTS
US4539554A (en) * 1982-10-18 1985-09-03 At&T Bell Laboratories Analog integrated circuit pressure sensor
US4458173A (en) * 1983-02-04 1984-07-03 Essex-Tec Corporation Pressure sensitive electric signal generator
US4712092A (en) * 1983-12-20 1987-12-08 Aaron J. Gellman Parallel encoded piezoelectric keyboard switch and array
US4618797A (en) * 1984-12-24 1986-10-21 Cline David J Environmentally sealed piezoelectric sensing assembly for electrical switch
US4634917A (en) * 1984-12-26 1987-01-06 Battelle Memorial Institute Active multi-layer piezoelectric tactile sensor apparatus and method
JPS61161446A (en) * 1985-01-10 1986-07-22 Terumo Corp Ultrasonic wave probe and its production
US4633123A (en) * 1985-05-29 1986-12-30 Pennwalt Corporation Piezoelectric polymer keyboard apparatus
US4761005A (en) * 1985-10-10 1988-08-02 Barry J. French Sports scoring device including a flexible prezoelectric layer resilient layer
US4824107A (en) * 1985-10-10 1989-04-25 French Barry J Sports scoring device including a piezoelectric transducer
US4771204A (en) * 1987-07-30 1988-09-13 Kiwi Coders Corporation Sealing method and means for fluid control device
US4821584A (en) * 1988-03-15 1989-04-18 The United States Of America As Represented By The United States Department Of Energy Piezoelectric film load cell robot collision detector
US5025796A (en) * 1988-12-01 1991-06-25 The United States Of America As Represented By The Department Of Health And Human Services Apparatus and methods for determining in vivo response to thermal stimulation in in an unrestrained subject
AU4814390A (en) * 1988-12-12 1990-08-01 Howard W. Selby Iii Finger mouse computer input device
US5030012A (en) * 1989-02-02 1991-07-09 The United States Of America As Represented By The Department Of Health And Human Services Pyroelectric calorimeter
US4940896A (en) * 1989-02-02 1990-07-10 The United States Of America As Represented By The Department Of Health And Human Services Pyroelectric calorimeter
US5315204A (en) * 1990-04-16 1994-05-24 The Whitaker Corporation Piezoelectric snap action switch
DE4214364C2 (en) * 1992-04-30 1998-07-16 Nsm Ag Dart target
US5332944A (en) * 1993-10-06 1994-07-26 Cline David J Environmentally sealed piezoelectric switch assembly
US5770914A (en) * 1995-03-10 1998-06-23 International Game Technology Illuminated piezoelectric switch
DE19645678C2 (en) * 1996-11-06 2000-05-25 Preh Elektro Feinmechanik Control unit for switching and controlling household appliances
US5793311A (en) * 1996-12-27 1998-08-11 Texas Instruments Incorporated Low profile keyboard
US6809462B2 (en) * 2000-04-05 2004-10-26 Sri International Electroactive polymer sensors
US5883459A (en) * 1997-07-21 1999-03-16 Balboa Instruments Inc. Electrical switch assembly encapsulated against moisture intrusion
US6016020A (en) * 1997-09-03 2000-01-18 Balboa Instruments, Inc. Method and apparatus using low voltage level actuator to control operation of electrical appliance
US6911764B2 (en) * 2000-02-09 2005-06-28 Sri International Energy efficient electroactive polymers and electroactive polymer devices
EP2385518A3 (en) * 2000-05-24 2012-02-15 Immersion Medical, Inc. Haptic devices using electroactive polymers
DE10054862A1 (en) * 2000-11-06 2002-06-13 Dyna Systems Gmbh Electrical switch, in particular piezo switch, with optical and / or mechanical feedback of the switching process
FI112415B (en) * 2001-11-28 2003-11-28 Nokia Oyj Piezoelectric user interface
US7336266B2 (en) 2003-02-20 2008-02-26 Immersion Corproation Haptic pads for use with user-interface devices
US7304416B2 (en) 2003-02-21 2007-12-04 Jeffrey D Mullen Maximizing power generation in and distributing force amongst piezoelectric generators
US9016221B2 (en) * 2004-02-17 2015-04-28 University Of Florida Research Foundation, Inc. Surface topographies for non-toxic bioadhesion control
US7117807B2 (en) * 2004-02-17 2006-10-10 University Of Florida Research Foundation, Inc. Dynamically modifiable polymer coatings and devices
US7650848B2 (en) 2004-02-17 2010-01-26 University Of Florida Research Foundation, Inc. Surface topographies for non-toxic bioadhesion control
DE102004043578B4 (en) * 2004-07-12 2007-11-08 Diehl Ako Stiftung & Co. Kg Control panel for an electrical device and method for making a control panel
US7443082B2 (en) * 2006-03-03 2008-10-28 Basf Corporation Piezoelectric polymer composite article and system
NL2000056C2 (en) * 2006-04-19 2007-10-22 Switch B V D Piezoelectric module for a switch integrated into a housing.
TWM318228U (en) * 2006-11-02 2007-09-01 Datafab Sys Inc Structure for protecting terminal of memory card adapter
EP2174360A4 (en) 2007-06-29 2013-12-11 Artificial Muscle Inc Electroactive polymer transducers for sensory feedback applications
PT103791B (en) 2007-07-17 2010-04-01 Univ Do Minho KEYBOARD BASED ON POLYMER, CO-POLYMER OR COMPOUND WITH PIEZO- AND / OR PYRÉELECTRIC PROPERTIES AND THEIR USES
DE102008011860B4 (en) * 2008-02-29 2013-01-10 Seuffer Gmbh & Co.Kg Flat keyboard with piezoelectric detection
CN102245314B (en) * 2008-11-11 2014-11-19 佛罗里达大学研究基金会有限公司 Method of patterning a surface and articles comprising the same
EP2239793A1 (en) 2009-04-11 2010-10-13 Bayer MaterialScience AG Electrically switchable polymer film structure and use thereof
US10429929B2 (en) 2010-09-24 2019-10-01 Blackberry Limited Piezoelectric actuator apparatus and methods
US9431929B2 (en) * 2011-01-17 2016-08-30 University Of Florida Research Foundation, Incorporated Asynchronous fluidic impulse strain-based energy harvesting system
US20130292237A1 (en) * 2011-01-21 2013-11-07 Nec Corporation Switch and input device
KR20140008416A (en) 2011-03-01 2014-01-21 바이엘 인텔렉쳐 프로퍼티 게엠베하 Automated manufacturing processes for producing deformable polymer devices and films
US9195058B2 (en) 2011-03-22 2015-11-24 Parker-Hannifin Corporation Electroactive polymer actuator lenticular system
US9937655B2 (en) 2011-06-15 2018-04-10 University Of Florida Research Foundation, Inc. Method of manufacturing catheter for antimicrobial control
CN102571058A (en) * 2011-10-28 2012-07-11 江苏惠通集团有限责任公司 Touch key structure and touch device
WO2013142552A1 (en) 2012-03-21 2013-09-26 Bayer Materialscience Ag Roll-to-roll manufacturing processes for producing self-healing electroactive polymer devices
WO2013192143A1 (en) 2012-06-18 2013-12-27 Bayer Intellectual Property Gmbh Stretch frame for stretching process
US9590193B2 (en) 2012-10-24 2017-03-07 Parker-Hannifin Corporation Polymer diode
US10193551B2 (en) 2013-08-09 2019-01-29 Aito Bv Mounting arrangement for piezoelectric sensor device
KR20150024134A (en) * 2013-08-26 2015-03-06 삼성전자주식회사 control device using buttons and method thereof
CN105588400B (en) 2014-11-07 2018-04-13 Lg电子株式会社 Refrigerator and controlling method for refrigerator
KR101659180B1 (en) 2014-12-22 2016-09-22 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101659181B1 (en) * 2014-12-22 2016-09-30 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101668922B1 (en) 2014-12-24 2016-10-24 엘지전자 주식회사 Home appliance display assembly and manufacture method thereof
KR101668921B1 (en) 2014-12-24 2016-10-24 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101659184B1 (en) 2014-12-24 2016-09-22 엘지전자 주식회사 Tuch sensor assembly and manufacture method of tuch sensor assembly
KR101736608B1 (en) 2015-11-27 2017-05-16 엘지전자 주식회사 Refrigerator
JP2019211906A (en) * 2018-06-01 2019-12-12 株式会社ジャパンディスプレイ Sensor and device with sensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240885A (en) * 1963-05-07 1966-03-15 Western Electric Co Multiple switching apparatus
US3303290A (en) * 1964-01-02 1967-02-07 Automatic Elect Lab Signaling arrangements employing piezoelectric devices
US3382338A (en) * 1966-04-26 1968-05-07 Ibm Pushbutton actuator for elastomeric switch
DE1902849C3 (en) * 1968-01-25 1978-06-29 Pioneer Electronic Corp., Tokio Mechanical-electrical or electrical-mechanical converter
US3503031A (en) * 1969-02-11 1970-03-24 Control Data Corp Printed circuit keyboard
US3648279A (en) * 1970-05-14 1972-03-07 Rca Corp Multielectrode transducer element
JPS5123439B2 (en) * 1971-11-05 1976-07-16

Also Published As

Publication number Publication date
NL164979C (en) 1981-02-16
GB1486315A (en) 1977-09-21
IT1019277B (en) 1977-11-10
HK22478A (en) 1978-05-05
DE2444220B2 (en) 1978-03-30
FR2244263A1 (en) 1975-04-11
BE819957A (en) 1975-01-16
NL7412298A (en) 1975-03-19
DE2444220A1 (en) 1975-03-20
CH600581A5 (en) 1978-06-30
FR2244263B1 (en) 1978-08-11
US3935485A (en) 1976-01-27
DE2444220C3 (en) 1978-11-30

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