NL6705549A - - Google Patents

Info

Publication number
NL6705549A
NL6705549A NL6705549A NL6705549A NL6705549A NL 6705549 A NL6705549 A NL 6705549A NL 6705549 A NL6705549 A NL 6705549A NL 6705549 A NL6705549 A NL 6705549A NL 6705549 A NL6705549 A NL 6705549A
Authority
NL
Netherlands
Application number
NL6705549A
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 NL6705549A publication Critical patent/NL6705549A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
NL6705549A 1966-04-22 1967-04-20 NL6705549A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17832/66A GB1122245A (en) 1966-04-22 1966-04-22 Improvements in or relating to electro-mechanical resonators

Publications (1)

Publication Number Publication Date
NL6705549A true NL6705549A (enrdf_load_stackoverflow) 1967-10-23

Family

ID=10101997

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6705549A NL6705549A (enrdf_load_stackoverflow) 1966-04-22 1967-04-20

Country Status (5)

Country Link
US (1) US3509387A (enrdf_load_stackoverflow)
DE (1) DE1512319B2 (enrdf_load_stackoverflow)
GB (1) GB1122245A (enrdf_load_stackoverflow)
NL (1) NL6705549A (enrdf_load_stackoverflow)
SE (1) SE333588B (enrdf_load_stackoverflow)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538785A (en) * 1978-09-12 1980-03-18 Murata Mfg Co Ltd Voltage tuning fork
JPS58119217A (ja) * 1982-01-07 1983-07-15 Murata Mfg Co Ltd 圧電音叉
US4517486A (en) * 1984-02-21 1985-05-14 The United States Of America As Represented By The Secretary Of The Army Monolitic band-pass filter using piezoelectric cantilevers
US4869349A (en) * 1988-11-03 1989-09-26 Halliburton Logging Services, Inc. Flexcompressional acoustic transducer
DE69026765T2 (de) * 1989-07-11 1996-10-24 Ngk Insulators Ltd Einen piezoelektrischen/elektrostriktiven Film enthaltende piezoelektrischer/elektrostriktiver Antrieb
JP2886588B2 (ja) * 1989-07-11 1999-04-26 日本碍子株式会社 圧電／電歪アクチュエータ
US5210455A (en) * 1990-07-26 1993-05-11 Ngk Insulators, Ltd. Piezoelectric/electrostrictive actuator having ceramic substrate having recess defining thin-walled portion
DE69223096T2 (de) * 1991-07-18 1998-05-28 Ngk Insulators Ltd Piezoelektrischer/elektrostriktiver Element mit einem keramischen Substrat aus stabilisiertem Zirkoniumdioxid
JP2665106B2 (ja) * 1992-03-17 1997-10-22 日本碍子株式会社 圧電／電歪膜型素子
JP3106044B2 (ja) * 1992-12-04 2000-11-06 日本碍子株式会社 アクチュエータ及びそれを用いたインクジェットプリントヘッド
JP3120260B2 (ja) 1992-12-26 2000-12-25 日本碍子株式会社 圧電／電歪膜型素子
US5381068A (en) * 1993-12-20 1995-01-10 General Electric Company Ultrasonic transducer with selectable center frequency
US5558298A (en) * 1994-12-05 1996-09-24 General Electric Company Active noise control of aircraft engine discrete tonal noise
JP3432974B2 (ja) * 1995-10-13 2003-08-04 日本碍子株式会社 圧電／電歪膜型素子
AU1973397A (en) * 1996-02-27 1997-09-16 Quantum Corporation Glide head with thin-film piezoelectric transducer
US20080273720A1 (en) * 2005-05-31 2008-11-06 Johnson Kevin M Optimized piezo design for a mechanical-to-acoustical transducer
CN101313628B (zh) * 2005-11-24 2012-06-20 株式会社村田制作所 电声变换器
EP2174359A2 (en) * 2007-07-03 2010-04-14 Koninklijke Philips Electronics N.V. Thin film detector for presence detection
WO2009067669A1 (en) * 2007-11-21 2009-05-28 Emo Labs, Inc.. Wireless loudspeaker
US8189851B2 (en) 2009-03-06 2012-05-29 Emo Labs, Inc. Optically clear diaphragm for an acoustic transducer and method for making same
WO2011020100A1 (en) * 2009-08-14 2011-02-17 Emo Labs, Inc System to generate electrical signals for a loudspeaker
US20140270192A1 (en) 2013-03-15 2014-09-18 Emo Labs, Inc. Acoustic transducers
USD741835S1 (en) 2013-12-27 2015-10-27 Emo Labs, Inc. Speaker
USD733678S1 (en) 2013-12-27 2015-07-07 Emo Labs, Inc. Audio speaker
USD748072S1 (en) 2014-03-14 2016-01-26 Emo Labs, Inc. Sound bar audio speaker

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2277008A (en) * 1938-10-24 1942-03-17 Ardenne Manfred Von Television projection tube
US2345491A (en) * 1941-11-25 1944-03-28 Bell Telephone Labor Inc Wave transmission network
US2661622A (en) * 1947-07-22 1953-12-08 Hartford Nat Bank & Trust Co Electric vibration pick-up
US2636135A (en) * 1947-10-29 1953-04-21 Bell Telephone Labor Inc Stress-coupled core and crystal transformer
US2695357A (en) * 1951-04-19 1954-11-23 Rca Corp Frequency conversion apparatus
US2738386A (en) * 1951-07-17 1956-03-13 Rca Corp Magnetostrictive amplifier
US2759102A (en) * 1952-09-23 1956-08-14 Rca Corp Mechanically stabilized oscillators
US2918634A (en) * 1954-11-30 1959-12-22 Collins Radio Co Increase of coupling to mechanical filter end discs to improve response
US2867780A (en) * 1956-10-29 1959-01-06 David S Potter Ceramic barium titanate electromechanical filter
US2981905A (en) * 1958-08-20 1961-04-25 Bell Telephone Labor Inc Electromechanical wave filter
US2945984A (en) * 1959-07-17 1960-07-19 Sylvania Electric Prod Piezoelectric device
US3093758A (en) * 1960-04-13 1963-06-11 Bell Telephone Labor Inc Piezoelectric devices utilizing cadmium sulfide
US3091707A (en) * 1960-04-07 1963-05-28 Bell Telephone Labor Inc Piezoelectric devices utilizing zinc oxide
US3131368A (en) * 1960-09-14 1964-04-28 Robert W Hart Signal selecting apparatus
GB1001714A (en) * 1961-08-22 1965-08-18 Toko Radio Coil Kenkyusho Kk Electromechanical filter
US3260969A (en) * 1963-06-28 1966-07-12 Gen Electric Apparatus for producing sonic vibrations at x-band microwave frequencies and higher
NL125813C (enrdf_load_stackoverflow) * 1963-11-02
US3290623A (en) * 1964-04-17 1966-12-06 Gen Electric Apparatus for the generation of phonons by piezoelectric effects
US3325743A (en) * 1965-12-23 1967-06-13 Zenith Radio Corp Bimorph flexural acoustic amplifier

Also Published As

Publication number Publication date
US3509387A (en) 1970-04-28
SE333588B (enrdf_load_stackoverflow) 1971-03-22
DE1512319B2 (de) 1970-10-01
GB1122245A (en) 1968-07-31
DE1512319A1 (de) 1969-10-09

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