FR1240931A - Perfectionnement aux bras de pick-up - Google Patents

Perfectionnement aux bras de pick-up

Info

Publication number
FR1240931A
FR1240931A FR810602A FR810602A FR1240931A FR 1240931 A FR1240931 A FR 1240931A FR 810602 A FR810602 A FR 810602A FR 810602 A FR810602 A FR 810602A FR 1240931 A FR1240931 A FR 1240931A
Authority
FR
France
Prior art keywords
pick
arms
development
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
FR810602A
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.)
Cosmocord Ltd
Original Assignee
Cosmocord Ltd
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 Cosmocord Ltd filed Critical Cosmocord Ltd
Application granted granted Critical
Publication of FR1240931A publication Critical patent/FR1240931A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/12—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
    • G11B3/14—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using effects of gravity or inertia, e.g. counterweight
    • G11B3/16—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using effects of gravity or inertia, e.g. counterweight adjustable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2370/00—Apparatus relating to physics, e.g. instruments
    • F16C2370/12—Hard disk drives or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Toys (AREA)
FR810602A 1958-11-20 1959-11-19 Perfectionnement aux bras de pick-up Expired FR1240931A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB37365/58A GB942531A (en) 1958-11-20 1958-11-20 Improvements in and relating to gramophone pick-ups

Publications (1)

Publication Number Publication Date
FR1240931A true FR1240931A (fr) 1960-09-09

Family

ID=10395908

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810602A Expired FR1240931A (fr) 1958-11-20 1959-11-19 Perfectionnement aux bras de pick-up

Country Status (5)

Country Link
US (1) US3051494A (fr)
CH (1) CH365555A (fr)
FR (1) FR1240931A (fr)
GB (1) GB942531A (fr)
NL (1) NL245582A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171170B (de) * 1961-04-18 1964-05-27 Elektromesstechnik Wilhelm Fra Tonarmhalterung fuer Plattenspieler unter Verwendung von Spitzenlagern

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB968833A (en) * 1959-12-15 1964-09-02 Percy Wilson Improvements in carrying arms for sound reproduction pick-ups
US3231283A (en) * 1963-06-17 1966-01-25 Walter O Stanton Phonograph pick-up arm
US3268231A (en) * 1963-09-24 1966-08-23 Frederick V Hunt Method of and apparatus for reproduction of phonograph records and the like
US3402936A (en) * 1964-02-24 1968-09-24 Jensen Karl W Phonograph tone arm support
US3261609A (en) * 1965-02-15 1966-07-19 Jr William C Geiger Pickup arm assembly
GB1273981A (en) * 1968-03-19 1972-05-10 Alastair John Robertson-Aikman Improvements in and relating to pickup arms
GB2059132B (en) * 1979-08-23 1983-07-06 Matsushita Electric Industrial Co Ltd Pickup cartridge and mounting device therefor
US4332024A (en) * 1980-05-07 1982-05-25 Avnet, Inc. Phonograph tone arm with counterweight and method of use
US9741328B2 (en) * 2015-01-14 2017-08-22 Daniel J. Howington Apparatus for varying the pitch of audible tones driven by a turntable

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB618814A (en) * 1946-11-08 1949-02-28 Dennis English Osman Improvements in or relating to tone arms and supports therefor
US2776144A (en) * 1952-01-23 1957-01-01 Joseph V Caltagirone Phonograph tone arm mounting
FR1105702A (fr) * 1954-06-04 1955-12-07 Perfectionnements aux lecteurs de phonogrammes gravés
US2993698A (en) * 1957-05-31 1961-07-25 Walter O Stanton Phonograph pick-up arm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171170B (de) * 1961-04-18 1964-05-27 Elektromesstechnik Wilhelm Fra Tonarmhalterung fuer Plattenspieler unter Verwendung von Spitzenlagern

Also Published As

Publication number Publication date
CH365555A (fr) 1962-11-15
US3051494A (en) 1962-08-28
GB942531A (en) 1963-11-20
NL245582A (fr) 1964-02-10

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