IT1113136B - Stilo di riproduzione per stampo per dischi fonografici - Google Patents

Stilo di riproduzione per stampo per dischi fonografici

Info

Publication number
IT1113136B
IT1113136B IT7822637A IT2263778A IT1113136B IT 1113136 B IT1113136 B IT 1113136B IT 7822637 A IT7822637 A IT 7822637A IT 2263778 A IT2263778 A IT 2263778A IT 1113136 B IT1113136 B IT 1113136B
Authority
IT
Italy
Prior art keywords
mold
reproduction style
phonographic discs
phonographic
discs
Prior art date
Application number
IT7822637A
Other languages
English (en)
Other versions
IT7822637A0 (it
Original Assignee
Pickering & Co 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 Pickering & Co Inc filed Critical Pickering & Co Inc
Publication of IT7822637A0 publication Critical patent/IT7822637A0/it
Application granted granted Critical
Publication of IT1113136B publication Critical patent/IT1113136B/it

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
IT7822637A 1977-04-25 1978-04-24 Stilo di riproduzione per stampo per dischi fonografici IT1113136B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/790,391 US4113266A (en) 1977-04-25 1977-04-25 Playback stylus for phonograph record stamper

Publications (2)

Publication Number Publication Date
IT7822637A0 IT7822637A0 (it) 1978-04-24
IT1113136B true IT1113136B (it) 1986-01-20

Family

ID=25150543

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7822637A IT1113136B (it) 1977-04-25 1978-04-24 Stilo di riproduzione per stampo per dischi fonografici

Country Status (12)

Country Link
US (1) US4113266A (it)
JP (1) JPS53133402A (it)
BE (1) BE866352A (it)
CA (1) CA1084419A (it)
CH (1) CH629618A5 (it)
DE (1) DE2815194C3 (it)
DK (1) DK146077C (it)
FR (1) FR2388660A1 (it)
GB (1) GB1566381A (it)
IT (1) IT1113136B (it)
MX (1) MX144410A (it)
NL (1) NL7803962A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372042A (en) * 1980-09-12 1983-02-08 Diamagnetics, Inc. Method for manufacturing diamond pick-up stylus
US7140812B2 (en) * 2002-05-29 2006-11-28 3M Innovative Properties Company Diamond tool with a multi-tipped diamond
US20040045419A1 (en) * 2002-09-10 2004-03-11 Bryan William J. Multi-diamond cutting tool assembly for creating microreplication tools
US7445409B2 (en) * 2005-10-19 2008-11-04 3M Innovative Properties Company Cutting tool assembly including diamond cutting tips at half-pitch spacing for land feature creation
US7757591B2 (en) * 2005-10-19 2010-07-20 3M Innovative Properties Company Aligned multi-diamond cutting tool assembly for creating microreplication tools
CN101981474A (zh) 2008-04-02 2011-02-23 3M创新有限公司 光导薄膜及其制备方法
US20110181971A1 (en) * 2008-04-02 2011-07-28 Campbell Alan B Methods and systems for fabricating optical films having superimposed features
USD972565S1 (en) * 2021-09-18 2022-12-13 Ruilan Liu Stylus tip
USD976908S1 (en) * 2022-01-20 2023-01-31 Mark Cuban Stylus five-point nib

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR431077A (fr) * 1910-06-15 1911-10-31 Gustav Horn Aiguille pour phonographes
GB239893A (en) * 1924-03-24 1925-09-24 Maude Isabel Wolinski Improved means for holding needles in gramophones
US2195758A (en) * 1936-10-01 1940-04-02 Rysick Arno Sound recording machine
FR967169A (fr) * 1948-05-18 1950-10-27 Aiguille ou style pour phonographe d'une seule pièce, mais en deux parties de flexibilité et de rigidité différentes
DE885163C (de) * 1951-06-16 1953-08-03 Blaupunkt Elektronik G M B H Universal-Doppelnadeln fuer normale und Microrillen-Schallplatten
CH359899A (fr) * 1959-07-24 1962-01-31 Colomb Andre Procédé de fabrication d'une aiguille en saphir pour machine parlante et aiguille obtenue par la mise en oeuvre de ce procédé
US3143199A (en) * 1963-06-20 1964-08-04 Mayday Inc Phonograph record vending machine
US3292936A (en) * 1964-06-11 1966-12-20 Joseph F Grado Phonograph stylus
US3497636A (en) * 1968-03-06 1970-02-24 James D Bayless Monaural-binaural phonograph with independent spaced pickup styli
GB1392632A (en) * 1972-10-26 1975-04-30 Emi Ltd Styli

Also Published As

Publication number Publication date
DE2815194B2 (it) 1980-07-03
JPS53133402A (en) 1978-11-21
BE866352A (fr) 1978-08-14
DK173278A (da) 1978-10-26
CH629618A5 (de) 1982-04-30
FR2388660A1 (fr) 1978-11-24
CA1084419A (en) 1980-08-26
DK146077B (da) 1983-06-20
IT7822637A0 (it) 1978-04-24
NL7803962A (nl) 1978-10-27
US4113266A (en) 1978-09-12
GB1566381A (en) 1980-04-30
FR2388660B1 (it) 1983-04-15
DE2815194C3 (de) 1981-03-19
DE2815194A1 (de) 1978-11-02
MX144410A (es) 1981-10-09
DK146077C (da) 1983-11-14

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