NL7014052A - - Google Patents

Info

Publication number
NL7014052A
NL7014052A NL7014052A NL7014052A NL7014052A NL 7014052 A NL7014052 A NL 7014052A NL 7014052 A NL7014052 A NL 7014052A NL 7014052 A NL7014052 A NL 7014052A NL 7014052 A NL7014052 A NL 7014052A
Authority
NL
Netherlands
Application number
NL7014052A
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 filed Critical
Publication of NL7014052A publication Critical patent/NL7014052A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/09—Elastic or damping supports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
NL7014052A 1969-09-23 1970-09-23 NL7014052A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86021869A 1969-09-23 1969-09-23

Publications (1)

Publication Number Publication Date
NL7014052A true NL7014052A (enrdf_load_stackoverflow) 1971-03-25

Family

ID=25332746

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7014052A NL7014052A (enrdf_load_stackoverflow) 1969-09-23 1970-09-23

Country Status (9)

Country Link
US (1) US3588552A (enrdf_load_stackoverflow)
JP (1) JPS4944658B1 (enrdf_load_stackoverflow)
DE (2) DE2046901B2 (enrdf_load_stackoverflow)
DK (1) DK130560B (enrdf_load_stackoverflow)
ES (1) ES383842A1 (enrdf_load_stackoverflow)
FR (1) FR2062964B3 (enrdf_load_stackoverflow)
GB (1) GB1284966A (enrdf_load_stackoverflow)
IL (1) IL35230A (enrdf_load_stackoverflow)
NL (1) NL7014052A (enrdf_load_stackoverflow)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1006969A (en) * 1973-07-26 1977-03-15 Lyle E. Shoot Piezoelectric transducer
US3948089A (en) * 1973-10-12 1976-04-06 Westinghouse Electric Corporation Strain gauge apparatus
FR2282677A1 (fr) * 1974-08-22 1976-03-19 Tretiakoff Oleg Calculatrice electronique de poche pour aveugles
JPS51130216A (en) * 1975-05-07 1976-11-12 Matsushita Electric Ind Co Ltd Electromechanical transducer
JPS5254419A (en) * 1975-10-29 1977-05-02 Pioneer Electronic Corp Electroacoustic transducer
EP0051832B1 (en) * 1980-11-07 1985-02-27 Hitachi, Ltd. Piezoelectric ceramic transducer
GB2155731A (en) * 1983-11-01 1985-09-25 John David Gregson Ultrasonic transducers
US4675960A (en) * 1985-12-30 1987-06-30 Motorola, Inc. Method of manufacturing an electrically variable piezoelectric hybrid capacitor
JPS6367448U (enrdf_load_stackoverflow) * 1986-06-27 1988-05-06
JP3120260B2 (ja) * 1992-12-26 2000-12-25 日本碍子株式会社 圧電／電歪膜型素子
US5471721A (en) * 1993-02-23 1995-12-05 Research Corporation Technologies, Inc. Method for making monolithic prestressed ceramic devices
US5632841A (en) * 1995-04-04 1997-05-27 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Thin layer composite unimorph ferroelectric driver and sensor
JP3768789B2 (ja) * 2000-09-07 2006-04-19 アルプス電気株式会社 超音波振動子及びウエット処理用ノズル並びにウエット処理装置
EP1229278B1 (de) * 2001-01-31 2005-10-12 Caterpillar Inc. Piezoelektrischer Aktor
US7681290B2 (en) * 2006-10-20 2010-03-23 The Boeing Company Piezoelectric bimorph beam manufacturing method
DE102008011414A1 (de) * 2008-02-27 2009-09-10 Continental Automotive Gmbh Verfahren zum Polarisieren einer Piezokeramik
US9769570B2 (en) 2015-03-31 2017-09-19 Bose Corporation Acoustic diaphragm
US9743190B2 (en) 2015-03-31 2017-08-22 Bose Corporation Acoustic diaphragm
CN109935223B (zh) * 2017-12-19 2021-04-20 北京长城电子装备有限责任公司 一种超小尺寸低频发射换能器

Also Published As

Publication number Publication date
GB1284966A (en) 1972-08-09
DE2046901B2 (de) 1972-02-17
DK130560B (da) 1975-03-03
FR2062964B3 (enrdf_load_stackoverflow) 1973-06-08
IL35230A0 (en) 1970-11-30
DE2046901A1 (de) 1971-04-22
FR2062964A7 (enrdf_load_stackoverflow) 1971-07-02
US3588552A (en) 1971-06-28
IL35230A (en) 1974-03-14
JPS4944658B1 (enrdf_load_stackoverflow) 1974-11-29
DE7035291U (de) 1971-02-25
ES383842A1 (es) 1973-03-01
DK130560C (enrdf_load_stackoverflow) 1975-08-18

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Legal Events

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