GB330505A - Improvements in or relating to tone-arms for gramophones - Google Patents

Improvements in or relating to tone-arms for gramophones

Info

Publication number
GB330505A
GB330505A GB420029A GB420029A GB330505A GB 330505 A GB330505 A GB 330505A GB 420029 A GB420029 A GB 420029A GB 420029 A GB420029 A GB 420029A GB 330505 A GB330505 A GB 330505A
Authority
GB
United Kingdom
Prior art keywords
tone
cabinet
base
arm
plate
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
GB420029A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB420029A priority Critical patent/GB330505A/en
Publication of GB330505A publication Critical patent/GB330505A/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
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor

Landscapes

  • Mounting Of Printed Circuit Boards And The Like (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

330,505. Gillibrand, C. G. Feb. 8, 1929. Tone-arms, construction of; tone-arm joints.- A tone-arm, of steadily increasing circular cross section throughout, comprises a fixed portion c mainly parallel to the rear of the cabinet and bent upon itself, one end being secured centrally of the motor-board by a base-plate b and the other end being connected by a joint e, preferably arranged near a corner of the cabinet, to a movable portion d carrying the sound-box. Further, the bends throughout are formed of straight reflecting surfaces a of circular cross section. The base-plate shown is of triangular form to facilitate, the correct positioning of the tone arm, one side f of the base-plate being placed against the rear of the cabinet and thei apex x lying on the centre line leading from the side f to the centre of the turntable.
GB420029A 1929-02-08 1929-02-08 Improvements in or relating to tone-arms for gramophones Expired GB330505A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB420029A GB330505A (en) 1929-02-08 1929-02-08 Improvements in or relating to tone-arms for gramophones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB420029A GB330505A (en) 1929-02-08 1929-02-08 Improvements in or relating to tone-arms for gramophones

Publications (1)

Publication Number Publication Date
GB330505A true GB330505A (en) 1930-06-10

Family

ID=9772598

Family Applications (1)

Application Number Title Priority Date Filing Date
GB420029A Expired GB330505A (en) 1929-02-08 1929-02-08 Improvements in or relating to tone-arms for gramophones

Country Status (1)

Country Link
GB (1) GB330505A (en)

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