DK124049B - Magnetisk pick-up. - Google Patents

Magnetisk pick-up.

Info

Publication number
DK124049B
DK124049B DK163669AA DK163669A DK124049B DK 124049 B DK124049 B DK 124049B DK 163669A A DK163669A A DK 163669AA DK 163669 A DK163669 A DK 163669A DK 124049 B DK124049 B DK 124049B
Authority
DK
Denmark
Prior art keywords
magnetic pick
pick
magnetic
Prior art date
Application number
DK163669AA
Other languages
English (en)
Inventor
E Clemmensen
R Gudmandsen
V Anneberg
A Scheibel
Original Assignee
Fonofilm Ind As
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 Fonofilm Ind As filed Critical Fonofilm Ind As
Priority to DK163669AA priority Critical patent/DK124049B/da
Priority to US885220A priority patent/US3700829A/en
Priority to NO475/70A priority patent/NO126413B/no
Priority to DE19702007469 priority patent/DE2007469C3/de
Priority to FR7006578A priority patent/FR2033011A5/fr
Priority to SE3371/70A priority patent/SE341968B/xx
Priority to GB02890/70A priority patent/GB1293636A/en
Priority to NL7003987A priority patent/NL7003987A/xx
Priority to CH436470A priority patent/CH522996A/de
Priority to JP45024501A priority patent/JPS4927441B1/ja
Publication of DK124049B publication Critical patent/DK124049B/da
Priority to US05/517,222 priority patent/USRE29232E/en
Priority to HK642/76*UA priority patent/HK64276A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means
    • 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)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Electromagnets (AREA)
DK163669AA 1969-03-25 1969-03-25 Magnetisk pick-up. DK124049B (da)

Priority Applications (12)

Application Number Priority Date Filing Date Title
DK163669AA DK124049B (da) 1969-03-25 1969-03-25 Magnetisk pick-up.
US885220A US3700829A (en) 1969-03-25 1969-12-15 Magnetic stereophonic phonograph pickup
NO475/70A NO126413B (da) 1969-03-25 1970-02-10
DE19702007469 DE2007469C3 (de) 1969-03-25 1970-02-18 Magnetischer Stereotonabnehmer
FR7006578A FR2033011A5 (da) 1969-03-25 1970-02-24
SE3371/70A SE341968B (da) 1969-03-25 1970-03-13
GB02890/70A GB1293636A (en) 1969-03-25 1970-03-17 Electromechanical transducers
NL7003987A NL7003987A (da) 1969-03-25 1970-03-20
CH436470A CH522996A (de) 1969-03-25 1970-03-23 Elektromechanischer Tonabnehmer
JP45024501A JPS4927441B1 (da) 1969-03-25 1970-03-25
US05/517,222 USRE29232E (en) 1969-03-25 1974-10-23 Magnetic stereophonic phonograph pickup
HK642/76*UA HK64276A (en) 1969-03-25 1976-10-14 Electromechanical transducers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK163669AA DK124049B (da) 1969-03-25 1969-03-25 Magnetisk pick-up.

Publications (1)

Publication Number Publication Date
DK124049B true DK124049B (da) 1972-09-04

Family

ID=8106759

Family Applications (1)

Application Number Title Priority Date Filing Date
DK163669AA DK124049B (da) 1969-03-25 1969-03-25 Magnetisk pick-up.

Country Status (10)

Country Link
US (1) US3700829A (da)
JP (1) JPS4927441B1 (da)
CH (1) CH522996A (da)
DK (1) DK124049B (da)
FR (1) FR2033011A5 (da)
GB (1) GB1293636A (da)
HK (1) HK64276A (da)
NL (1) NL7003987A (da)
NO (1) NO126413B (da)
SE (1) SE341968B (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683128A (en) * 1970-06-29 1972-08-08 Joseph F Grado Flux-bridging stereophonic pickup
DE2230203C2 (de) * 1972-06-21 1974-07-04 Electroacustic Gmbh, 2300 Kiel Elektromagnetischer Tonabnehmer, vorzugsweise zur Wiedergabe von quadrofonischen Schallaufnahmen
US3878342A (en) * 1972-08-18 1975-04-15 Fonofilm Ind A S Replaceable stylus for stereophonic phonograph pickup
US3846592A (en) * 1973-03-29 1974-11-05 W Stanton Phonograph pickup cartridge for four channel recordings
US3881073A (en) * 1973-11-12 1975-04-29 Joseph F Grado Replaceable stylus-lever generator module for an electromagnetic cartridge
US4103116A (en) * 1974-12-05 1978-07-25 Nippon Gakki Seizo Kabushiki Kaisha Pickup cartridge with moving magnet armature
US4031336A (en) * 1975-02-10 1977-06-21 Grado Joseph F Electromagnetic pickup with magnetic gap displacement generator
US4037060A (en) * 1975-07-09 1977-07-19 Nippon Atsudenki Kabushiki Kaisha T/A Japan Piezo Co., Ltd. Stereophonic pickup cartridge
US4221937A (en) * 1978-08-10 1980-09-09 Fidelity-Research, Inc. Moving iron type cartridge
JPS5550800A (en) * 1978-10-06 1980-04-12 Audio Technica Corp Movable coil type pick up cartridge
US7408433B1 (en) * 2007-01-12 2008-08-05 Saia-Burgess Inc. Electromagnetically actuated bistable magnetic latching pin lock

Family Cites Families (2)

* 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
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
HK64276A (en) 1976-10-22
SE341968B (da) 1972-01-17
NL7003987A (da) 1970-09-29
CH522996A (de) 1972-05-15
US3700829A (en) 1972-10-24
FR2033011A5 (da) 1970-11-27
GB1293636A (en) 1972-10-18
NO126413B (da) 1973-01-29
JPS4927441B1 (da) 1974-07-18
DE2007469A1 (de) 1970-10-08
DE2007469B2 (de) 1975-08-21

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Legal Events

Date Code Title Description
PBP Patent lapsed