JPS54128301A - Method of mechanically cutting modulated groove at signal recording carrier having copper surface - Google Patents

Method of mechanically cutting modulated groove at signal recording carrier having copper surface

Info

Publication number
JPS54128301A
JPS54128301A JP2776179A JP2776179A JPS54128301A JP S54128301 A JPS54128301 A JP S54128301A JP 2776179 A JP2776179 A JP 2776179A JP 2776179 A JP2776179 A JP 2776179A JP S54128301 A JPS54128301 A JP S54128301A
Authority
JP
Japan
Prior art keywords
signal recording
copper surface
recording carrier
mechanically cutting
modulated groove
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.)
Pending
Application number
JP2776179A
Other languages
English (en)
Japanese (ja)
Inventor
Kunoote Heruberuto
Reetoritsuhi Horusuto
Reeshiyuman Kurausu
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.)
TELDEC Telefunken Decca Schallplatten GmbH
Original Assignee
TELDEC Telefunken Decca Schallplatten GmbH
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 TELDEC Telefunken Decca Schallplatten GmbH filed Critical TELDEC Telefunken Decca Schallplatten GmbH
Publication of JPS54128301A publication Critical patent/JPS54128301A/ja
Pending 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
JP2776179A 1978-03-18 1979-03-12 Method of mechanically cutting modulated groove at signal recording carrier having copper surface Pending JPS54128301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2811888A DE2811888C3 (de) 1978-03-18 1978-03-18 Verfahren zur Herstellung einer mit einer Rillenmodulation versehenen Metallmatrize

Publications (1)

Publication Number Publication Date
JPS54128301A true JPS54128301A (en) 1979-10-04

Family

ID=6034827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2776179A Pending JPS54128301A (en) 1978-03-18 1979-03-12 Method of mechanically cutting modulated groove at signal recording carrier having copper surface

Country Status (3)

Country Link
US (1) US4248438A (https=)
JP (1) JPS54128301A (https=)
DE (1) DE2811888C3 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57178498A (en) * 1981-04-08 1982-11-02 Teldec Telefunken Decca Cut recording device and method for information to metal cutting original disc

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2935579C2 (de) * 1979-09-03 1984-10-04 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Vorrichtung zum Schneiden einer spiralförmigen Aufzeichnungsrille
DE3114131A1 (de) * 1981-04-08 1982-11-04 Teldec Telefunken-Decca-Schallplatten Gmbh, 2000 Hamburg Verfahren zur herstellung einer schneidtraegers
DE3273370D1 (en) * 1981-11-16 1986-10-23 Teldec Schallplatten Gmbh Method and device for cutting information into a record carrier
DE3412270A1 (de) * 1984-04-02 1985-10-10 TELDEC Schallplatten GmbH, 2000 Hamburg Einrichtung zum schneiden einer information in einen metallenen, insbesondere kupfernen aufzeichnungstraeger
US4597700A (en) * 1985-01-11 1986-07-01 Mattel, Inc. Record engraving apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5474702A (en) * 1977-11-28 1979-06-15 Matsushita Electric Ind Co Ltd Cutting recorder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US393967A (en) * 1888-12-04 Method of recording and reproducing sounds
US1107502A (en) * 1911-05-18 1914-08-18 American Graphophone Co Sound-record.
US1421045A (en) * 1918-03-13 1922-06-27 Metal Recording Disc Company I Process for recording sound records
US2040693A (en) * 1929-01-14 1936-05-12 Carl W Fenninger Sound record
US1851327A (en) * 1930-05-14 1932-03-29 Ramsey George Method of and apparatus for sound recording
US2137307A (en) * 1933-03-03 1938-11-22 Rabald Willy Sound record for talking machines
DE905426C (de) * 1951-10-05 1954-03-01 Telefunken Gmbh Schneidverfahren fuer Schallplatten mit Seitenschrift
DE1291529B (de) 1964-06-16 1969-03-27 Teldec Telefunken Decca Rillenschneider fuer Nadeltonaufzeichnung
US4044379A (en) * 1975-06-30 1977-08-23 Rca Corporation Method and apparatus for electromechanical recording of short wavelength modulation in a metal master

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5474702A (en) * 1977-11-28 1979-06-15 Matsushita Electric Ind Co Ltd Cutting recorder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57178498A (en) * 1981-04-08 1982-11-02 Teldec Telefunken Decca Cut recording device and method for information to metal cutting original disc

Also Published As

Publication number Publication date
US4248438A (en) 1981-02-03
DE2811888B2 (https=) 1980-03-20
DE2811888A1 (de) 1979-09-27
DE2811888C3 (de) 1980-11-20

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