JPS6125158B2 - - Google Patents

Info

Publication number
JPS6125158B2
JPS6125158B2 JP53136027A JP13602778A JPS6125158B2 JP S6125158 B2 JPS6125158 B2 JP S6125158B2 JP 53136027 A JP53136027 A JP 53136027A JP 13602778 A JP13602778 A JP 13602778A JP S6125158 B2 JPS6125158 B2 JP S6125158B2
Authority
JP
Japan
Prior art keywords
piezoelectric
piezoelectric transducer
skin layer
hardness
outer skin
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
JP53136027A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5562494A (en
Inventor
Shigeo Saito
Tsutomu Kadooka
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.)
Kawai Musical Instruments Manufacturing Co Ltd
Nippon Tokushu Togyo KK
Original Assignee
Kawai Musical Instruments Manufacturing Co Ltd
Nippon Tokushu Togyo KK
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 Kawai Musical Instruments Manufacturing Co Ltd, Nippon Tokushu Togyo KK filed Critical Kawai Musical Instruments Manufacturing Co Ltd
Priority to JP13602778A priority Critical patent/JPS5562494A/ja
Priority to US06/088,622 priority patent/US4278000A/en
Priority to DE2944506A priority patent/DE2944506C2/de
Publication of JPS5562494A publication Critical patent/JPS5562494A/ja
Publication of JPS6125158B2 publication Critical patent/JPS6125158B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H3/00—Instruments in which the tones are generated by electromechanical means
    • G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
    • G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
    • G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
    • G10H3/185—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar in which the tones are picked up through the bridge structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones
    • H04R17/025—Microphones using a piezoelectric polymer
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/465—Bridge-positioned, i.e. assembled to or attached with the bridge of a stringed musical instrument
    • G10H2220/471—Bridge-positioned, i.e. assembled to or attached with the bridge of a stringed musical instrument at bottom, i.e. transducer positioned at the bottom of the bridge, between the bridge and the body of the instrument
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/465—Bridge-positioned, i.e. assembled to or attached with the bridge of a stringed musical instrument
    • G10H2220/495—Single bridge transducer, common to all strings
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/465—Bridge-positioned, i.e. assembled to or attached with the bridge of a stringed musical instrument
    • G10H2220/501—Two or more bridge transducers, at least one transducer common to several strings
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/525—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage
    • G10H2220/531—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage made of piezoelectric film
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/525—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage
    • G10H2220/531—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage made of piezoelectric film
    • G10H2220/535—Piezoelectric polymer transducers, e.g. made of stretched and poled polyvinylidene difluoride [PVDF] sheets in which the molecular chains of vinylidene fluoride CH2-CF2 have been oriented in a preferential direction
    • 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
    • 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
    • Y10S84/00—Music
    • Y10S84/24—Piezoelectrical transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP13602778A 1978-11-05 1978-11-05 Pieozoelectric converter for electric string instrument Granted JPS5562494A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP13602778A JPS5562494A (en) 1978-11-05 1978-11-05 Pieozoelectric converter for electric string instrument
US06/088,622 US4278000A (en) 1978-11-05 1979-10-26 Piezoelectric transducer for electrical string instruments and pickup means comprising the same
DE2944506A DE2944506C2 (de) 1978-11-05 1979-11-03 Piezoelektrischer Wandler für elektrische Saiteninstrumente

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13602778A JPS5562494A (en) 1978-11-05 1978-11-05 Pieozoelectric converter for electric string instrument

Publications (2)

Publication Number Publication Date
JPS5562494A JPS5562494A (en) 1980-05-10
JPS6125158B2 true JPS6125158B2 (oth) 1986-06-14

Family

ID=15165466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13602778A Granted JPS5562494A (en) 1978-11-05 1978-11-05 Pieozoelectric converter for electric string instrument

Country Status (3)

Country Link
US (1) US4278000A (oth)
JP (1) JPS5562494A (oth)
DE (1) DE2944506C2 (oth)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486683A (en) * 1981-10-26 1984-12-04 The United States Of America As Represented By The Secretary Of The Navy Piezoelectric transducer using electrically poled γ-phase nylon 11
FR2519293A1 (fr) * 1981-12-31 1983-07-08 Thomson Csf Procede de fabrication d'un bloc en materiau macromoleculaire piezoelectrique et bloc obtenu par ledit procede
JPS60233997A (ja) * 1984-05-04 1985-11-20 Ngk Spark Plug Co Ltd 水中音波送受波器
GB8501475D0 (en) * 1985-01-21 1985-02-20 Jones T G Electro-mechanical transducer
GB8514542D0 (en) * 1985-06-08 1985-07-10 Syrinx Innovations Contact microphones
GB8603457D0 (en) * 1986-02-12 1986-03-19 Syrinx Innovations Contact microphone
US5319153A (en) * 1986-04-28 1994-06-07 Lawrence Fishman Musical instrument transducer assembly having a piezoelectric sheet
US5189771A (en) * 1986-04-28 1993-03-02 Lawrence Fishman Method of making a musical instrument transducer
US5155285A (en) * 1986-04-28 1992-10-13 Fishman Lawrence R Musical instrument piezoelectric transducer
GB2203587A (en) * 1987-04-15 1988-10-19 Baynext Limited Musical instrument
DK558687D0 (da) * 1987-10-26 1987-10-26 Helge Wahlgreen Pickupsystem til musikinstrumenter
US4904222A (en) * 1988-04-27 1990-02-27 Pennwalt Corporation Synchronized sound producing amusement device
US4860625A (en) * 1988-05-16 1989-08-29 The Board Of Trustees Of The Leland Stanford, Jr. University Bimorphic piezoelectric pickup device for stringed musical instruments
CH680476A5 (oth) * 1990-01-03 1992-08-31 Rolf Spuler
US5123325A (en) * 1991-04-05 1992-06-23 Turner Robert A Film piezoelectric pickup for stringed musical instruments
US5455381A (en) * 1992-06-12 1995-10-03 Gibson Guitar Corp. PIE20 electric pickup with adjustable string output
US5569871A (en) * 1994-06-14 1996-10-29 Yamaha Corporation Musical tone generating apparatus employing microresonator array
US5900572A (en) * 1996-07-15 1999-05-04 Donald Dean Markley Pliable pickup for stringed instrument
US6239349B1 (en) * 1998-07-06 2001-05-29 Fishman Transducers, Inc. Coaxial musical instrument transducer
US6271621B1 (en) 1998-08-05 2001-08-07 Matsushita Electric Industrial Co., Ltd. Piezoelectric pressure sensor
US6677514B2 (en) 1999-07-02 2004-01-13 Fishman Transducers, Inc. Coaxial musical instrument transducer
US6867535B1 (en) * 1999-11-05 2005-03-15 Sensant Corporation Method of and apparatus for wafer-scale packaging of surface microfabricated transducers
US6271457B1 (en) * 2000-05-19 2001-08-07 Kaman Music Corporation Piezoelectric bridge-type pickup for a stringed musical instrument
US6963157B2 (en) * 2002-01-21 2005-11-08 National Institute Of Advanced Industrial Science And Technology Lead zirconate titanate fiber, smart board using lead zirconate titanate fiber, actuator utilizing smart board, and sensor utilizing smart board
JP3928082B2 (ja) * 2002-03-08 2007-06-13 富士通株式会社 Ｉｃカード及びその使用方法
FR2838232B1 (fr) * 2002-04-03 2004-07-02 Renee Geoffrion Clavicorde electro-acoustique
US6822156B1 (en) 2002-07-30 2004-11-23 Arnold M Lazarus Acoustic guitar under the saddle piezo pickup
US7157640B2 (en) * 2003-06-17 2007-01-02 Baggs Lloyd R Undersaddle pickup for stringed musical instrument
KR100695727B1 (ko) * 2005-06-10 2007-03-15 (주)피에조랩 압전 복합체 센서
US7534954B1 (en) * 2005-07-21 2009-05-19 Cassista Philip A Electric harp
CN100516979C (zh) * 2005-09-26 2009-07-22 鸿富锦精密工业（深圳）有限公司 光学模组
US8455749B1 (en) * 2009-11-16 2013-06-04 David Rowland Gage Detachable electric pickup for musical instrument
DE102011015740B4 (de) * 2011-03-31 2014-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verwendung von amorphen Kohlenstoffschichten als Tonabnehmer für Saiteninstrumente und deren Bauteile
US9183823B2 (en) * 2012-10-09 2015-11-10 Kesumo, Llc Pickup and sustainer for stringed instruments
JP2015152706A (ja) * 2014-02-13 2015-08-24 ヤマハ株式会社 鍵盤楽器
KR101781680B1 (ko) * 2014-12-02 2017-09-25 한양대학교 산학협력단 유연성 및 신축성이 우수한 압전 섬유 및 이의 제조방법
CN107016986A (zh) * 2017-05-27 2017-08-04 陈丽娜 一种拾音软鞭及弦乐器
WO2019031414A1 (ja) * 2017-08-09 2019-02-14 三井化学株式会社 センサモジュール及びこれを備えた圧力分布センサ
US11348563B2 (en) 2019-03-20 2022-05-31 Lloyd Baggs Innovations, Llc Pickup saddles for stringed instruments utilizing interference fit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2769867A (en) * 1947-02-07 1956-11-06 Sonotone Corp Dielectrostrictive signal and energy transducers
DE931689C (de) * 1953-08-29 1955-08-16 Siemens Ag Mikrofon fuer Saiteninstrumente
US3396284A (en) * 1965-08-30 1968-08-06 Baldwin Co D H Electric guitar bridge
US3519721A (en) * 1968-03-21 1970-07-07 Baldwin Co D H Electropiano with plural piezoelectric pickups on unitary acoustic rail
FR2145099A5 (oth) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
US3820208A (en) * 1971-09-29 1974-06-28 Philips Corp Method of manufacturing a piezoelectric element
US3750127A (en) * 1971-10-28 1973-07-31 Gen Dynamics Corp Method and means for sensing strain with a piezoelectric strain sensing element
US3733425A (en) * 1971-11-08 1973-05-15 K Chaki Pick up device for stringed instrument
US3712951A (en) * 1971-12-06 1973-01-23 Ovation Instruments Bridge type piezoelectric pickup for stringed instruments
GB1410822A (en) * 1972-10-05 1975-10-22 Marconi Co Ltd Electroacoustic arrangements
US4183010A (en) * 1975-12-08 1980-01-08 Gte Sylvania Incorporated Pressure compensating coaxial line hydrophone and method
JPS5315321U (oth) * 1976-07-21 1978-02-08

Also Published As

Publication number Publication date
JPS5562494A (en) 1980-05-10
DE2944506A1 (de) 1980-05-08
US4278000A (en) 1981-07-14
DE2944506C2 (de) 1982-11-04

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