CA1027355A - Phonograph record eccentricity tester - Google Patents

Phonograph record eccentricity tester

Info

Publication number
CA1027355A
CA1027355A CA214,918A CA214918A CA1027355A CA 1027355 A CA1027355 A CA 1027355A CA 214918 A CA214918 A CA 214918A CA 1027355 A CA1027355 A CA 1027355A
Authority
CA
Canada
Prior art keywords
phonograph record
tester
eccentricity tester
record eccentricity
phonograph
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
CA214,918A
Other languages
French (fr)
Other versions
CA214918S (en
Inventor
Csaba K. Hunyar
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.)
United Artists Music and Records Group Inc
Original Assignee
United Artists Music and Records Group Inc
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 United Artists Music and Records Group Inc filed Critical United Artists Music and Records Group Inc
Application granted granted Critical
Publication of CA1027355A publication Critical patent/CA1027355A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/34—Guiding record carriers during transducing operation, e.g. for track following
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/14—Determining imbalance
    • G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
    • G01M1/22—Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/025—Positioning or locking of single discs of discs which are stationary during transducing operation
    • G11B17/0255—Positioning or locking of single discs of discs which are stationary during transducing operation flexible discs
    • 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
    • G11B3/68—Record carriers
    • G11B3/687—Testing thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CA214,918A 1974-01-07 1974-11-29 Phonograph record eccentricity tester Expired CA1027355A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43156874A 1974-01-07 1974-01-07

Publications (1)

Publication Number Publication Date
CA1027355A true CA1027355A (en) 1978-03-07

Family

ID=23712507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA214,918A Expired CA1027355A (en) 1974-01-07 1974-11-29 Phonograph record eccentricity tester

Country Status (6)

Country Link
JP (1) JPS50107902A (en)
BE (1) BE824085A (en)
CA (1) CA1027355A (en)
DE (1) DE2461116C3 (en)
GB (1) GB1456130A (en)
NL (1) NL7416957A (en)

Also Published As

Publication number Publication date
JPS50107902A (en) 1975-08-25
DE2461116C3 (en) 1980-01-31
DE2461116B2 (en) 1979-05-17
BE824085A (en) 1975-07-03
GB1456130A (en) 1976-11-17
DE2461116A1 (en) 1975-07-10
NL7416957A (en) 1975-07-09

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