GB692331A - Phonograph stylus - Google Patents

Phonograph stylus

Info

Publication number
GB692331A
GB692331A GB16230/51A GB1623051A GB692331A GB 692331 A GB692331 A GB 692331A GB 16230/51 A GB16230/51 A GB 16230/51A GB 1623051 A GB1623051 A GB 1623051A GB 692331 A GB692331 A GB 692331A
Authority
GB
United Kingdom
Prior art keywords
groove
standard
depending
main portion
contoured
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
GB16230/51A
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.)
Maxar Space LLC
Original Assignee
Philco Ford Corp
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 Philco Ford Corp filed Critical Philco Ford Corp
Publication of GB692331A publication Critical patent/GB692331A/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
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
    • G11B3/48—Needles

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Abstract

692,331. Gramophone needles. PHILCO CORPORATION. July 9, 1951 [July 14, 1950]. No. 16230/51. Class 40 (ii). A stylus for use with both standard and microgroove phonograph records has a main portion It contoured to engage the groove of a standard record and a protuberant portion 12 depending from said main portion and contoured to engage the groove of a micro-groove record. In a further embodiment, Fig. 8, the depending portion 12b is offset from the centre of the main portion 11b, so that one side of the said depending portion 12b engages one side of the groove of both standard and micro-groove records.
GB16230/51A 1950-07-14 1951-07-09 Phonograph stylus Expired GB692331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US692331XA 1950-07-14 1950-07-14

Publications (1)

Publication Number Publication Date
GB692331A true GB692331A (en) 1953-06-03

Family

ID=22087588

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16230/51A Expired GB692331A (en) 1950-07-14 1951-07-09 Phonograph stylus

Country Status (1)

Country Link
GB (1) GB692331A (en)

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