FR2388660A1 - Dispositif a pointe de lecture pour matrice de pressage de disque d'enregistrement phonographique - Google Patents

Dispositif a pointe de lecture pour matrice de pressage de disque d'enregistrement phonographique

Info

Publication number
FR2388660A1
FR2388660A1 FR7811407A FR7811407A FR2388660A1 FR 2388660 A1 FR2388660 A1 FR 2388660A1 FR 7811407 A FR7811407 A FR 7811407A FR 7811407 A FR7811407 A FR 7811407A FR 2388660 A1 FR2388660 A1 FR 2388660A1
Authority
FR
France
Prior art keywords
phonographic
reading device
members
recording disc
disc pressing
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.)
Granted
Application number
FR7811407A
Other languages
English (en)
French (fr)
Other versions
FR2388660B1 (enExample
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.)
Pickering and Co Inc
Original Assignee
Pickering and 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 and Co Inc filed Critical Pickering and Co Inc
Publication of FR2388660A1 publication Critical patent/FR2388660A1/fr
Application granted granted Critical
Publication of FR2388660B1 publication Critical patent/FR2388660B1/fr
Granted 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

Landscapes

  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Forging (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Adornments (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
FR7811407A 1977-04-25 1978-04-18 Dispositif a pointe de lecture pour matrice de pressage de disque d'enregistrement phonographique Granted FR2388660A1 (fr)

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
FR2388660A1 true FR2388660A1 (fr) 1978-11-24
FR2388660B1 FR2388660B1 (enExample) 1983-04-15

Family

ID=25150543

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811407A Granted FR2388660A1 (fr) 1977-04-25 1978-04-18 Dispositif a pointe de lecture pour matrice de pressage de disque d'enregistrement phonographique

Country Status (12)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56174112U (enExample) 1980-05-28 1981-12-22
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
US7757591B2 (en) * 2005-10-19 2010-07-20 3M Innovative Properties Company Aligned 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
JP5827120B2 (ja) * 2008-04-02 2015-12-02 スリーエム イノベイティブ プロパティズ カンパニー 導光フィルム及び導光フィルムを製作するための方法
JP2011519054A (ja) * 2008-04-02 2011-06-30 スリーエム イノベイティブ プロパティズ カンパニー 重ねられた機構を有する光学フィルムを製作するための方法及びシステム
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

Citations (7)

* 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
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
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3292936A (en) * 1964-06-11 1966-12-20 Joseph F Grado Phonograph stylus

Patent Citations (7)

* 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
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
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
DK146077B (da) 1983-06-20
CA1084419A (en) 1980-08-26
IT1113136B (it) 1986-01-20
DE2815194A1 (de) 1978-11-02
DK146077C (da) 1983-11-14
DE2815194C3 (de) 1981-03-19
DK173278A (da) 1978-10-26
BE866352A (fr) 1978-08-14
MX144410A (es) 1981-10-09
IT7822637A0 (it) 1978-04-24
FR2388660B1 (enExample) 1983-04-15
NL7803962A (nl) 1978-10-27
DE2815194B2 (enExample) 1980-07-03
US4113266A (en) 1978-09-12
GB1566381A (en) 1980-04-30
CH629618A5 (de) 1982-04-30
JPS53133402A (en) 1978-11-21

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)

Free format text: 52/78

ST Notification of lapse