NL227532A - - Google Patents

Info

Publication number
NL227532A
NL227532A NL227532DA NL227532A NL 227532 A NL227532 A NL 227532A NL 227532D A NL227532D A NL 227532DA NL 227532 A NL227532 A NL 227532A
Authority
NL
Netherlands
Application number
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.)
Publication of NL227532A publication Critical patent/NL227532A/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
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Gyroscopes (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Transducers For Ultrasonic Waves (AREA)
NL227532D 1958-03-20 NL227532A (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL226065 1958-03-20
NL227532 1958-05-05

Publications (1)

Publication Number Publication Date
NL227532A true NL227532A (enrdf_load_html_response)

Family

ID=26641642

Family Applications (3)

Application Number Title Priority Date Filing Date
NL226065D NL226065A (enrdf_load_html_response) 1958-03-20
NL227532D NL227532A (enrdf_load_html_response) 1958-03-20
NL113247D NL113247C (enrdf_load_html_response) 1958-03-20

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL226065D NL226065A (enrdf_load_html_response) 1958-03-20

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL113247D NL113247C (enrdf_load_html_response) 1958-03-20

Country Status (7)

Country Link
US (2) US3213207A (enrdf_load_html_response)
BE (1) BE578379R (enrdf_load_html_response)
CH (2) CH375921A (enrdf_load_html_response)
DE (1) DE1164698B (enrdf_load_html_response)
FR (1) FR1222046A (enrdf_load_html_response)
GB (1) GB914558A (enrdf_load_html_response)
NL (3) NL113247C (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH411121A (de) * 1962-12-19 1966-04-15 Ceskoslovenska Akademie Ved Spannungsstabilisator
US3537039A (en) * 1968-08-26 1970-10-27 Motorola Inc Variable piezoelectric delay line
US3562563A (en) * 1969-03-26 1971-02-09 Motorola Inc Circumferentially slotted tubular piezoelectric transformer
US4348609A (en) * 1979-04-20 1982-09-07 Murata Manufacturing Co., Ltd. Piezoelectric vibrator with spurious mode suppression
US5225731A (en) * 1991-06-13 1993-07-06 Southwest Research Institute Solid body piezoelectric bender transducer

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE590996C (de) * 1932-07-20 1934-01-15 Neufeldt & Kuhnke G M B H Piezoelektrisches Kristallgebilde fuer Schallaufnahme- und Schallwiedergabevorrichtungen
US2439499A (en) * 1942-08-20 1948-04-13 Brush Dev Co Piezoelectric motor
US2444590A (en) * 1944-09-07 1948-07-06 Brush Dev Co Crystal plate and method of fabricating same
NL86929C (enrdf_load_html_response) * 1948-06-12
US2775460A (en) * 1951-05-15 1956-12-25 Ian M Shivack Binaural recording system
US2858373A (en) * 1952-07-18 1958-10-28 Hans E Hollmann Highly sensitive transducers with electromechanical feedback
US2928069A (en) * 1954-10-13 1960-03-08 Gulton Ind Inc Transducer
US2834158A (en) * 1955-01-28 1958-05-13 Gulton Ind Inc Ultrasonic drill
US2880334A (en) * 1955-06-13 1959-03-31 Bell Telephone Labor Inc Ferroelectric torsional transducer
US2944117A (en) * 1955-06-20 1960-07-05 Erie Resistor Corp Bender type piezoelectric transducer
NL101891C (enrdf_load_html_response) 1957-02-23
NL233135A (enrdf_load_html_response) * 1957-11-13

Also Published As

Publication number Publication date
BE578379R (fr) 1959-11-04
DE1164698B (de) 1964-03-05
CH375921A (de) 1964-03-15
US3213207A (en) 1965-10-19
FR1222046A (fr) 1960-06-07
CH385505A (de) 1964-12-15
NL113247C (enrdf_load_html_response)
GB914558A (en) 1963-01-02
US3046360A (en) 1962-07-24
NL226065A (enrdf_load_html_response)

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