GB1482269A - Pick-up cartridges for record players - Google Patents

Pick-up cartridges for record players

Info

Publication number
GB1482269A
GB1482269A GB55024/74A GB5502474A GB1482269A GB 1482269 A GB1482269 A GB 1482269A GB 55024/74 A GB55024/74 A GB 55024/74A GB 5502474 A GB5502474 A GB 5502474A GB 1482269 A GB1482269 A GB 1482269A
Authority
GB
United Kingdom
Prior art keywords
magnet
magnetic
pick
pole
circuit member
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
GB55024/74A
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of GB1482269A publication Critical patent/GB1482269A/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12—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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Optical Recording Or Reproduction (AREA)
GB55024/74A 1973-12-22 1974-12-19 Pick-up cartridges for record players Expired GB1482269A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP741371A JPS5830798B2 (ja) 1973-12-22 1973-12-22 ム−ビイングマグネツトガタカ−トリツジ

Publications (1)

Publication Number Publication Date
GB1482269A true GB1482269A (en) 1977-08-10

Family

ID=11499627

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55024/74A Expired GB1482269A (en) 1973-12-22 1974-12-19 Pick-up cartridges for record players

Country Status (8)

Country Link
US (1) US3987255A (https=)
JP (1) JPS5830798B2 (https=)
CA (1) CA1004604A (https=)
DE (1) DE2460217A1 (https=)
FR (1) FR2255669B1 (https=)
GB (1) GB1482269A (https=)
IT (1) IT1027959B (https=)
NL (1) NL7416527A (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072823A (en) * 1975-06-06 1978-02-07 Kabushiki Kaisha Mitachi Onkyo Seisakusho Moving magnet pickup cartridge
US4177360A (en) * 1976-07-31 1979-12-04 Sansui Electric Co., Ltd. Moving magnet type pickup cartridge
JPS5326103U (https=) * 1976-08-12 1978-03-06
DK152477C (da) * 1977-03-14 1988-08-01 Burundukov Valentin M Elektrodynamisk transducer til omsaetning af mekaniske svingninger til elektriske signaler eller omvendt, samt stereofonisk og monofonisk pickuphoved og elektrodynamisk mikrofon med en saadan transducer.
US4170783A (en) * 1977-03-14 1979-10-09 Victor Company Of Japan, Ltd. Signal pickup device for reproducing an information signal recorded on a track of a rotary recording medium
CN101237832B (zh) * 2005-08-05 2013-04-10 皇家飞利浦电子股份有限公司 用于个人护理用具的摆式驱动系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA686858A (en) * 1964-05-19 Tannoy Limited Pick-ups for gramophones
US2507708A (en) * 1945-12-22 1950-05-16 Pennsylvania Electronics Inc Phonograph pickup having permanent magnet armature
NL106582C (https=) * 1957-10-30
US3538266A (en) * 1967-10-06 1970-11-03 Micro Seiki Co Ltd Magnetic pickup with inducing magnet axially aligned with the armature

Also Published As

Publication number Publication date
JPS5094903A (https=) 1975-07-29
FR2255669A1 (https=) 1975-07-18
DE2460217A1 (de) 1975-07-03
IT1027959B (it) 1978-12-20
FR2255669B1 (https=) 1980-05-09
US3987255A (en) 1976-10-19
CA1004604A (en) 1977-02-01
NL7416527A (nl) 1975-06-24
JPS5830798B2 (ja) 1983-07-01

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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