CA1018644A - Mechanical-electrical transducer - Google Patents

Mechanical-electrical transducer

Info

Publication number
CA1018644A
CA1018644A CA189,258A CA189258A CA1018644A CA 1018644 A CA1018644 A CA 1018644A CA 189258 A CA189258 A CA 189258A CA 1018644 A CA1018644 A CA 1018644A
Authority
CA
Canada
Prior art keywords
mechanical
electrical transducer
transducer
electrical
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
CA189,258A
Other languages
English (en)
French (fr)
Other versions
CA189258S (en
Inventor
David G.J. Fanshawe
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1018644A publication Critical patent/CA1018644A/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
    • H01H13/702—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
    • 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
    • H03K17/96—Touch switches
    • H03K17/964—Piezoelectric touch switches
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00—Contacts
    • H01H2201/02—Piezo element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/034—Separate snap action
    • 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
    • H01H2227/028—Key stroke
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/032—Operating force
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/96015—Constructional details for touch switches
    • H03K2217/96027—Piezoelectric snap spring
CA189,258A 1973-01-04 1973-12-31 Mechanical-electrical transducer Expired CA1018644A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB56373A GB1363215A (en) 1973-01-04 1973-01-04 Mechanical-electrical transducer

Publications (1)

Publication Number Publication Date
CA1018644A true CA1018644A (en) 1977-10-04

Family

ID=9706573

Family Applications (1)

Application Number Title Priority Date Filing Date
CA189,258A Expired CA1018644A (en) 1973-01-04 1973-12-31 Mechanical-electrical transducer

Country Status (10)

Country Link
US (1) US3976899A (sv)
JP (2) JPS49103529A (sv)
BE (1) BE809361A (sv)
CA (1) CA1018644A (sv)
DE (1) DE2362204C3 (sv)
FR (1) FR2213632B1 (sv)
GB (1) GB1363215A (sv)
IT (1) IT1000684B (sv)
NL (1) NL7317646A (sv)
SE (1) SE393222B (sv)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151423A (sv) * 1974-05-24 1975-12-05
JPS53146182A (en) * 1977-05-25 1978-12-19 Nippon Telegraph & Telephone Piezooelectric switch
JPS548880A (en) * 1977-06-22 1979-01-23 Nippon Telegraph & Telephone Piezoelectric keyboard
US4378552A (en) * 1977-11-21 1983-03-29 Scm Corporation Acoustic encoding apparatus
US4383195A (en) * 1980-10-24 1983-05-10 Piezo Electric Products, Inc. Piezoelectric snap actuator
US4712092A (en) * 1983-12-20 1987-12-08 Aaron J. Gellman Parallel encoded piezoelectric keyboard switch and array
KR900002525Y1 (ko) * 1984-07-11 1990-03-30 알프스덴기 가부시기 가이샤 푸시 버튼 스위치
US4580074A (en) * 1984-11-26 1986-04-01 General Motors Corporation Piezoelectric transducer with coded output signal
JPS61138420A (ja) * 1984-12-11 1986-06-25 アルプス電気株式会社 キ−ボ−ド装置
CH667763A5 (de) * 1985-07-23 1988-10-31 Schenk & Co Folientastatur.
US4761582A (en) * 1987-03-19 1988-08-02 Motorola, Inc. Dual mode transducer
US4975616A (en) * 1988-08-18 1990-12-04 Atochem North America, Inc. Piezoelectric transducer array
US5315204A (en) * 1990-04-16 1994-05-24 The Whitaker Corporation Piezoelectric snap action switch
DE4231734A1 (de) * 1991-09-26 1993-04-01 Fuji Electric Co Ltd Piezoelektrische einrichtung
US6222525B1 (en) * 1992-03-05 2001-04-24 Brad A. Armstrong Image controllers with sheet connected sensors
US8674932B2 (en) * 1996-07-05 2014-03-18 Anascape, Ltd. Image controller
US20020070635A1 (en) * 2000-10-13 2002-06-13 Morrison Gerald O. Self-powered wireless switch
US6700310B2 (en) 2000-10-13 2004-03-02 Lear Corporation Self-powered wireless switch
DE10103952A1 (de) 2001-01-30 2002-10-02 Enocean Gmbh Vorrichtung zur Energieversorgung eines Sensors
US20040085002A1 (en) * 2002-11-05 2004-05-06 Pearce Michael Baker Method and apparatus for an incidental use piezoelectric energy source with thin-film battery
US7088031B2 (en) * 2003-04-22 2006-08-08 Infinite Power Solutions, Inc. Method and apparatus for an ambient energy battery or capacitor recharge system
TWI287010B (en) * 2003-06-12 2007-09-21 Euro Celtique Sa Therapeutic agents useful for treating pain
JP4359757B2 (ja) * 2003-09-17 2009-11-04 ソニー株式会社 情報表示装置
US7102271B2 (en) * 2004-01-14 2006-09-05 Infinite Power Solutions, Inc. Method and apparatus for a high output sensor system
EP1870917A1 (en) * 2005-04-14 2007-12-26 Matsushita Electric Industrial Co., Ltd. Contact detection device, and door handle device and smart entry system with the same
DE102008049847B4 (de) * 2008-10-01 2010-10-21 Autoliv Development Ab Vorrichtung zur Aktivierung eines Signalhorns für ein Motorfahrzeug
DE112009003553B4 (de) * 2008-12-12 2019-01-31 Murata Manufacturing Co., Ltd. Piezoelektrischer leistungsgenerator
JP2016517684A (ja) * 2013-03-13 2016-06-16 マイクロジェン システムズ インコーポレイテッド 停止部構造を有する圧電エネルギー回収器デバイス
US9728707B2 (en) 2014-02-05 2017-08-08 Microgen Systems, Inc. Packaged piezoelectric energy harvester device with a compliant stopper structure, system, and methods of use and making
DE102017200111B3 (de) * 2017-01-05 2018-03-15 Robert Bosch Gmbh Mikromechanische Schallwandleranordnung und entsprechendes Herstellungsverfahren
CN109281417B (zh) * 2018-11-13 2024-03-26 广州广日电梯工业有限公司 一种电梯自供能压电减震系统和方法
CN111725018B (zh) * 2020-06-22 2022-08-09 Oppo广东移动通信有限公司 按键、控制电路及电子设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157462A (fr) * 1956-08-24 1958-05-29 Jaeger Ets Ed Dispositif de manoeuvre à déclenchement brusque
US3076071A (en) * 1958-12-16 1963-01-29 Montag Mordechai Converting apparatus
US3240893A (en) * 1963-06-18 1966-03-15 F & F Entpr Inc Snap action electric stack switch with adjustable damper connected to its leaf springs
GB1028059A (en) * 1964-11-06 1966-05-04 Creed & Co Ltd A signal generating arrangement for an electric typewriter and similar apparatus
US3366808A (en) * 1966-01-03 1968-01-30 Friden Inc Keyboard key transducer
US3464531A (en) * 1967-05-16 1969-09-02 Us Army Manual electronic keyboard
GB1198308A (en) * 1967-12-07 1970-07-08 Standard Telephones Cables Ltd Push Button Signalling
US3586888A (en) * 1969-10-16 1971-06-22 Sperry Rand Corp Impact transducer switch
DE2125068B2 (de) * 1971-05-19 1977-11-03 Siemens AG, 1000 Berlin und 8000 München Tastenbetaetigter signalgeber mit piezokeramischem element fuer fernmelde-, insbesondere fernsprechanlagen
US3699296A (en) * 1971-05-21 1972-10-17 Ibm Catastrophically buckling compression column switch and actuator
US3800104A (en) * 1972-11-13 1974-03-26 Becton Dickinson Co Low profile keyboard switch assembly with snap action cantilever contact

Also Published As

Publication number Publication date
US3976899A (en) 1976-08-24
BE809361A (fr) 1974-07-02
FR2213632B1 (sv) 1977-03-04
IT1000684B (it) 1976-04-10
DE2362204B2 (de) 1978-06-22
DE2362204C3 (de) 1979-02-15
GB1363215A (en) 1974-08-14
SE393222B (sv) 1977-05-02
DE2362204A1 (de) 1974-07-11
JPS56114018U (sv) 1981-09-02
NL7317646A (sv) 1974-07-08
FR2213632A1 (sv) 1974-08-02
JPS49103529A (sv) 1974-10-01

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