JPS6160489B2 - - Google Patents

Info

Publication number
JPS6160489B2
JPS6160489B2 JP14516681A JP14516681A JPS6160489B2 JP S6160489 B2 JPS6160489 B2 JP S6160489B2 JP 14516681 A JP14516681 A JP 14516681A JP 14516681 A JP14516681 A JP 14516681A JP S6160489 B2 JPS6160489 B2 JP S6160489B2
Authority
JP
Japan
Prior art keywords
plane
stylus
side edge
polishing
pair
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
JP14516681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5848246A (ja
Inventor
Toshuki Kudo
Kazuo Ito
Masashi Kitamura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP14516681A priority Critical patent/JPS5848246A/ja
Priority to US06/388,634 priority patent/US4450551A/en
Priority to DE8282105283T priority patent/DE3268100D1/de
Priority to EP82105283A priority patent/EP0068312B1/en
Priority to CA000405271A priority patent/CA1174176A/en
Priority to KR8202695A priority patent/KR850001449B1/ko
Publication of JPS5848246A publication Critical patent/JPS5848246A/ja
Publication of JPS6160489B2 publication Critical patent/JPS6160489B2/ja
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
JP14516681A 1980-06-19 1981-09-14 スタイラス Granted JPS5848246A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP14516681A JPS5848246A (ja) 1981-09-14 1981-09-14 スタイラス
US06/388,634 US4450551A (en) 1981-06-19 1982-06-15 Keel-tipped stylus, and method and device for making keel-tipped stylus
DE8282105283T DE3268100D1 (en) 1981-06-19 1982-06-16 Keel-tipped stylus, and method and device for making keel-tipped stylus
EP82105283A EP0068312B1 (en) 1981-06-19 1982-06-16 Keel-tipped stylus, and method and device for making keel-tipped stylus
CA000405271A CA1174176A (en) 1981-06-19 1982-06-16 Keel-tipped stylus, and method and device for making keel-tipped stylus
KR8202695A KR850001449B1 (ko) 1980-06-19 1982-06-17 주사침(走査針)과 그 제조방법 및 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14516681A JPS5848246A (ja) 1981-09-14 1981-09-14 スタイラス

Publications (2)

Publication Number Publication Date
JPS5848246A JPS5848246A (ja) 1983-03-22
JPS6160489B2 true JPS6160489B2 (OSRAM) 1986-12-20

Family

ID=15378949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14516681A Granted JPS5848246A (ja) 1980-06-19 1981-09-14 スタイラス

Country Status (1)

Country Link
JP (1) JPS5848246A (OSRAM)

Also Published As

Publication number Publication date
JPS5848246A (ja) 1983-03-22

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