HK2982A - Stylus and forming methods for record disc systems - Google Patents

Stylus and forming methods for record disc systems

Info

Publication number
HK2982A
HK2982A HK2982A HK2982A HK2982A HK 2982 A HK2982 A HK 2982A HK 2982 A HK2982 A HK 2982A HK 2982 A HK2982 A HK 2982A HK 2982 A HK2982 A HK 2982A
Authority
HK
Hong Kong
Prior art keywords
stylus
forming methods
record disc
disc systems
systems
Prior art date
Application number
HK2982A
Original Assignee
Rca 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
Priority claimed from US05/781,302 external-priority patent/US4104832A/en
Priority claimed from US05/781,317 external-priority patent/US4162510A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of HK2982A publication Critical patent/HK2982A/en

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
HK2982A 1977-03-25 1982-01-21 Stylus and forming methods for record disc systems HK2982A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/781,302 US4104832A (en) 1977-03-25 1977-03-25 Method for forming keel-tipped stylus for video disc systems
US05/781,317 US4162510A (en) 1977-03-25 1977-03-25 Keel-tipped stylus for video disc systems

Publications (1)

Publication Number Publication Date
HK2982A true HK2982A (en) 1982-01-29

Family

ID=27119837

Family Applications (1)

Application Number Title Priority Date Filing Date
HK2982A HK2982A (en) 1977-03-25 1982-01-21 Stylus and forming methods for record disc systems

Country Status (5)

Country Link
JP (1) JPS5812654B2 (en)
DE (1) DE2812867A1 (en)
GB (1) GB1598864A (en)
HK (1) HK2982A (en)
NL (1) NL7803204A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6226817Y2 (en) * 1981-04-22 1987-07-09
US4450551A (en) * 1981-06-19 1984-05-22 Sanyo Electric Co., Ltd. Keel-tipped stylus, and method and device for making keel-tipped stylus
JPS58850U (en) * 1981-06-26 1983-01-06 トヨタ自動車株式会社 Replaceable lining barrel tank
JPS5843637U (en) * 1981-09-18 1983-03-24 三洋電機株式会社 scanning needle
JPS5894103A (en) * 1981-11-30 1983-06-04 Toshiba Corp Polishing method for electrode needle
JPS5897708U (en) * 1981-12-21 1983-07-02 松下電器産業株式会社 Recycled needle polishing machine
JPS6010854U (en) * 1983-07-04 1985-01-25 日産ディーゼル工業株式会社 Cylinder block for internal combustion engines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362501A (en) * 1976-11-17 1978-06-05 Victor Co Of Japan Ltd Scanning needle
NL179765C (en) * 1976-11-17 1986-11-03 Victor Company Of Japan NEEDLE FOR DISPLAYING INFORMATION SIGNALS REGISTERED ON A RECORD MEDIUM.
JPS5363001A (en) * 1977-05-13 1978-06-06 Victor Co Of Japan Ltd Scanning stylus

Also Published As

Publication number Publication date
DE2812867A1 (en) 1978-09-28
NL7803204A (en) 1978-09-27
JPS53120418A (en) 1978-10-20
GB1598864A (en) 1981-09-23
JPS5812654B2 (en) 1983-03-09

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