GB1444966A - Electromechanical vibration pick-ups and methods of their manufacturing - Google Patents

Electromechanical vibration pick-ups and methods of their manufacturing

Info

Publication number
GB1444966A
GB1444966A GB4679973A GB4679973A GB1444966A GB 1444966 A GB1444966 A GB 1444966A GB 4679973 A GB4679973 A GB 4679973A GB 4679973 A GB4679973 A GB 4679973A GB 1444966 A GB1444966 A GB 1444966A
Authority
GB
United Kingdom
Prior art keywords
transistor
slot
housing
pick
ups
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
GB4679973A
Other languages
English (en)
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.)
Thomson-Brandt SA
Original Assignee
Thomson-Brandt SA
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 Thomson-Brandt SA filed Critical Thomson-Brandt SA
Publication of GB1444966A publication Critical patent/GB1444966A/en
Expired legal-status Critical Current

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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4957—Sound device making
    • Y10T29/49577—Phonograph component making

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Pressure Sensors (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
GB4679973A 1972-10-10 1973-10-08 Electromechanical vibration pick-ups and methods of their manufacturing Expired GB1444966A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7235857A FR2202421B1 (enrdf_load_stackoverflow) 1972-10-10 1972-10-10

Publications (1)

Publication Number Publication Date
GB1444966A true GB1444966A (en) 1976-08-04

Family

ID=9105423

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4679973A Expired GB1444966A (en) 1972-10-10 1973-10-08 Electromechanical vibration pick-ups and methods of their manufacturing

Country Status (5)

Country Link
US (1) US3892025A (enrdf_load_stackoverflow)
DE (1) DE2350687A1 (enrdf_load_stackoverflow)
FR (1) FR2202421B1 (enrdf_load_stackoverflow)
GB (1) GB1444966A (enrdf_load_stackoverflow)
IT (1) IT995669B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3113417C (en) 2013-01-11 2023-03-07 Impossible Foods Inc. Non-dairy cheese replica comprising a coacervate
CA2897602C (en) 2013-01-11 2023-06-13 Impossible Foods Inc. Methods and compositions for consumables

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474526A (en) * 1967-04-10 1969-10-28 Endevco Corp Transducer
DE1621355A1 (de) * 1967-06-09 1971-05-13 Steigerwald Strahltech Verfahren zur Behandlung der Innenflaechen von Bohrungen in Werkstuecken
US3698074A (en) * 1970-06-29 1972-10-17 Motorola Inc Contact bonding and packaging of integrated circuits
US3766616A (en) * 1972-03-22 1973-10-23 Statek Corp Microresonator packaging and tuning

Also Published As

Publication number Publication date
US3892025A (en) 1975-07-01
FR2202421A1 (enrdf_load_stackoverflow) 1974-05-03
DE2350687A1 (de) 1974-04-18
IT995669B (it) 1975-11-20
FR2202421B1 (enrdf_load_stackoverflow) 1976-10-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee