FR967169A - One-piece phonograph needle or style, but two-piece of different flexibility and stiffness - Google Patents

One-piece phonograph needle or style, but two-piece of different flexibility and stiffness

Info

Publication number
FR967169A
FR967169A FR967169DA FR967169A FR 967169 A FR967169 A FR 967169A FR 967169D A FR967169D A FR 967169DA FR 967169 A FR967169 A FR 967169A
Authority
FR
France
Prior art keywords
piece
stiffness
style
different flexibility
phonograph needle
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
Other languages
French (fr)
Inventor
Lucien Bonnet
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 filed Critical
Application granted granted Critical
Publication of FR967169A publication Critical patent/FR967169A/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
FR967169D 1948-05-18 1948-05-18 One-piece phonograph needle or style, but two-piece of different flexibility and stiffness Expired FR967169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR967169T 1948-05-18

Publications (1)

Publication Number Publication Date
FR967169A true FR967169A (en) 1950-10-27

Family

ID=9500461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967169D Expired FR967169A (en) 1948-05-18 1948-05-18 One-piece phonograph needle or style, but two-piece of different flexibility and stiffness

Country Status (1)

Country Link
FR (1) FR967169A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113266A (en) * 1977-04-25 1978-09-12 Pickering & Company, Inc. Playback stylus for phonograph record stamper
US7140812B2 (en) 2002-05-29 2006-11-28 3M Innovative Properties Company Diamond tool with a multi-tipped diamond
US7510462B2 (en) 2002-09-10 2009-03-31 3M Innovative Properties Company Multi-diamond cutting tool assembly for creating microreplication tools
US9810817B2 (en) 2008-04-02 2017-11-07 3M Innovative Properties Company Light directing film and method for making the same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113266A (en) * 1977-04-25 1978-09-12 Pickering & Company, Inc. Playback stylus for phonograph record stamper
US7140812B2 (en) 2002-05-29 2006-11-28 3M Innovative Properties Company Diamond tool with a multi-tipped diamond
US7510462B2 (en) 2002-09-10 2009-03-31 3M Innovative Properties Company Multi-diamond cutting tool assembly for creating microreplication tools
US9810817B2 (en) 2008-04-02 2017-11-07 3M Innovative Properties Company Light directing film and method for making the same
US10197713B2 (en) 2008-04-02 2019-02-05 3M Innovative Properties Company Light directing film and method for making the same

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