JPS51122406A - Tone arm - Google Patents

Tone arm

Info

Publication number
JPS51122406A
JPS51122406A JP4657675A JP4657675A JPS51122406A JP S51122406 A JPS51122406 A JP S51122406A JP 4657675 A JP4657675 A JP 4657675A JP 4657675 A JP4657675 A JP 4657675A JP S51122406 A JPS51122406 A JP S51122406A
Authority
JP
Japan
Prior art keywords
tone arm
enclosing
cavity
bearing
making
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
JP4657675A
Other languages
Japanese (ja)
Inventor
Toshihiko Goto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4657675A priority Critical patent/JPS51122406A/en
Publication of JPS51122406A publication Critical patent/JPS51122406A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To support a tone arm rotatably with minimum friction by making airtightly enclosed cavities in a bearing and enclosing a high-tension fluid into the cavity.
COPYRIGHT: (C)1976,JPO&Japio
JP4657675A 1975-04-18 1975-04-18 Tone arm Pending JPS51122406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4657675A JPS51122406A (en) 1975-04-18 1975-04-18 Tone arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4657675A JPS51122406A (en) 1975-04-18 1975-04-18 Tone arm

Publications (1)

Publication Number Publication Date
JPS51122406A true JPS51122406A (en) 1976-10-26

Family

ID=12751116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4657675A Pending JPS51122406A (en) 1975-04-18 1975-04-18 Tone arm

Country Status (1)

Country Link
JP (1) JPS51122406A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580849A1 (en) * 1985-04-22 1986-10-24 Philips Nv SWIVEL ARRAY DEVICE FOR AN EXPLORATION UNIT FOR RECORDING AND / OR READING INFORMATION IN A DISK-SHAPED INFORMATION MEDIUM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580849A1 (en) * 1985-04-22 1986-10-24 Philips Nv SWIVEL ARRAY DEVICE FOR AN EXPLORATION UNIT FOR RECORDING AND / OR READING INFORMATION IN A DISK-SHAPED INFORMATION MEDIUM

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