GB1300939A - Magnetic phonograph pickup - Google Patents

Magnetic phonograph pickup

Info

Publication number
GB1300939A
GB1300939A GB61293/69A GB6129369A GB1300939A GB 1300939 A GB1300939 A GB 1300939A GB 61293/69 A GB61293/69 A GB 61293/69A GB 6129369 A GB6129369 A GB 6129369A GB 1300939 A GB1300939 A GB 1300939A
Authority
GB
United Kingdom
Prior art keywords
magnets
pickup
magnetic
ferromagnetic
stylus
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
GB61293/69A
Other languages
English (en)
Inventor
Hugo Westerkamp
Robert Dubois
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.)
OSKAR HUBER
HUBER AND CO
Original Assignee
OSKAR HUBER
HUBER AND CO
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
Priority claimed from CH1871868A external-priority patent/CH506928A/de
Priority claimed from CH1692269A external-priority patent/CH517426A/de
Application filed by OSKAR HUBER, HUBER AND CO filed Critical OSKAR HUBER
Publication of GB1300939A publication Critical patent/GB1300939A/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
    • 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)
  • Optical Recording Or Reproduction (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
GB61293/69A 1968-12-16 1969-12-16 Magnetic phonograph pickup Expired GB1300939A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1871868A CH506928A (de) 1968-12-16 1968-12-16 Auswechselbarer Nadelträger für einen Tonwiedergabekopf
CH1692269A CH517426A (de) 1969-11-13 1969-11-13 Elektromagnetischer Tonwiedergabekopf mit einem auswechselbaren Nadelträger

Publications (1)

Publication Number Publication Date
GB1300939A true GB1300939A (en) 1972-12-29

Family

ID=25718691

Family Applications (1)

Application Number Title Priority Date Filing Date
GB61293/69A Expired GB1300939A (en) 1968-12-16 1969-12-16 Magnetic phonograph pickup

Country Status (4)

Country Link
US (1) US3641284A (enrdf_load_stackoverflow)
DE (1) DE1960545A1 (enrdf_load_stackoverflow)
FR (1) FR2026290A1 (enrdf_load_stackoverflow)
GB (1) GB1300939A (enrdf_load_stackoverflow)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1299177B (de) * 1967-12-22 1969-07-10 Suspa Federungstech Hydraulischer Zweikammerdaempfer
US3694586A (en) * 1969-11-03 1972-09-26 Joseph F Grado Toroidal armature stereophonic pickup
US3846592A (en) * 1973-03-29 1974-11-05 W Stanton Phonograph pickup cartridge for four channel recordings
JPS5554809Y2 (enrdf_load_stackoverflow) * 1973-05-15 1980-12-18
AT341798B (de) * 1974-06-20 1978-02-27 Akg Akustische Kino Geraete Elastische lagerung fur tonabnehmernadeln
US4161631A (en) * 1974-12-13 1979-07-17 Nippon Columbia Kabushikikaisha Pickup cartridge
US4072823A (en) * 1975-06-06 1978-02-07 Kabushiki Kaisha Mitachi Onkyo Seisakusho Moving magnet pickup cartridge
US4009885A (en) * 1975-09-08 1977-03-01 Sonic Research Inc. Stereo phonograph pick-up cartridge
JPS5345502A (en) * 1976-10-06 1978-04-24 Nagaoka Kk Record stylus
US4140321A (en) * 1978-04-04 1979-02-20 Pickering & Company, Inc. Phonograph cartridge replaceable stylus assembly
US4173348A (en) * 1978-04-20 1979-11-06 Rca Corporation Grooved record playback system
DE2941036C2 (de) * 1979-10-10 1986-09-11 Boge Gmbh, 5208 Eitorf Ölgefüllter Zweirohr Schwingungsdämpfer
DE3011135C2 (de) * 1980-03-22 1983-12-22 Goetze Ag, 5093 Burscheid Lippendichtung
DE3131262A1 (de) * 1981-08-07 1983-02-24 Fichtel & Sachs Ag, 8720 Schweinfurt Hydropneumatischer zweirohr-schwingungsdaempfer mit temperaturkompensation der daempfkraefte
DE4227848B4 (de) * 1991-11-28 2009-05-07 Robert Bosch Gmbh Bauteilträger und Verfahren zum Halten eines aus einem ferromagnetischen Werkstoff ausgebildeten Bauteils
US5727662A (en) * 1996-02-05 1998-03-17 Monroe Auto Equipment Company Thermal expansion compensation device for shock absorbers
DE19608771A1 (de) * 1996-03-07 1997-04-24 Fichtel & Sachs Ag Führung für ein Kolben-Zylinderaggregat

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3294405A (en) * 1963-12-11 1966-12-27 Audio Dynamics Corp Phonograph pick-up
US3441688A (en) * 1966-04-18 1969-04-29 Empire Scient Corp Electromagnetic phonograph pickup cartridges with zero balanced armature flux
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
FR2026290A1 (enrdf_load_stackoverflow) 1970-09-18
US3641284A (en) 1972-02-08
DE1960545A1 (de) 1970-06-25

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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