GB741639A - Improvements in or relating to gramophone pickup arms - Google Patents

Improvements in or relating to gramophone pickup arms

Info

Publication number
GB741639A
GB741639A GB2458553A GB2458553A GB741639A GB 741639 A GB741639 A GB 741639A GB 2458553 A GB2458553 A GB 2458553A GB 2458553 A GB2458553 A GB 2458553A GB 741639 A GB741639 A GB 741639A
Authority
GB
United Kingdom
Prior art keywords
pick
relating
arm
pickup arms
sept
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
GB2458553A
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 GB2458553A priority Critical patent/GB741639A/en
Publication of GB741639A publication Critical patent/GB741639A/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
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers

Abstract

741,639. Supporting gramophone pick-ups. WORDEN, J. Sept. 2, 1954 [Sept. 4, 1953], No. 24525/53. Class 40(2) A pick-up arm A is provided with automatic tracking control in the form of a rod f connecting a non-rotary part D of the arm support B with a movable element C carrying the pick-up head. The part D is tiltable about pivots j<SP>1</SP>, j<SP>2</SP> to permit up and down movement of the pick-up arm. An adjustable weight e is provided for the purpose of varying the stylus pressure.
GB2458553A 1953-09-04 1953-09-04 Improvements in or relating to gramophone pickup arms Expired GB741639A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2458553A GB741639A (en) 1953-09-04 1953-09-04 Improvements in or relating to gramophone pickup arms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2458553A GB741639A (en) 1953-09-04 1953-09-04 Improvements in or relating to gramophone pickup arms

Publications (1)

Publication Number Publication Date
GB741639A true GB741639A (en) 1955-12-07

Family

ID=10213975

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2458553A Expired GB741639A (en) 1953-09-04 1953-09-04 Improvements in or relating to gramophone pickup arms

Country Status (1)

Country Link
GB (1) GB741639A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4497053A (en) * 1982-04-09 1985-01-29 Wolff Andrew M Accurately tracking phonograph arm
US20180286435A1 (en) * 2015-09-30 2018-10-04 Dong-Chan SON Headshell and tonearm for mounting cartridge of audio turntable and audio turntable comprising same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4497053A (en) * 1982-04-09 1985-01-29 Wolff Andrew M Accurately tracking phonograph arm
US20180286435A1 (en) * 2015-09-30 2018-10-04 Dong-Chan SON Headshell and tonearm for mounting cartridge of audio turntable and audio turntable comprising same

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