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EP0874175A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Anti-vibration mechanism and disk drive device using the same

Assignee: Alps Alpine Co Ltd
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Filing: 1998-03-31
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Granted: —
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Expires: 2018-03-31
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Abstract

Abstract An anti-vibration mechanism includes: a first chassis 1; a second chassis 2 opposed to the first chassis; vibration proof members 4 mounted to the second chassis; support members 3 for mounting the vibration proof members to the first chassis by insertion through central holes 4a of the vibration proof members; and elastic members 5 arranged between the first chassis and the support members, wherein the distance between the first chassis and the second chassis can be adjusted by means of the elastic members.

Inventors

  • 👤 Atsushi Iwanaga

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-07 03:16
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/373; F16F1/377; G; G11; G11B; G11B33/00; G11B33/02; G11B33/08

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 86 words
An anti-vibration mechanism comprising: a first chassis; a second chassis opposed to the first chassis; vibration proof members mounted to the second chassis; support members for mounting the vibration proof members to the first chassis; and elastic members arranged between the first chassis and the support members, wherein the second chassis is suspended from the first chassis through the intermediation of the vibration proof members and wherein the distance between the first chassis and the second chassis can be adjusted by means of the elastic members.
Claim 2
Dependent Claim 57 words
An anti-vibration mechanism according to Claim 1, wherein deformed screw portions are formed on the support members, and wherein mounting holes having a configuration corresponding to the deformed screw portions are formed in the first chassis, the deformed screw portions being passed through the mounting holes to thereby mount the vibration proof members to the first chassis.
Claim 3
Dependent Claim 51 words
An anti-vibration mechanism according to Claim 2, wherein flat surfaces are provided on the deformed screw portions, and wherein a plurality of said mounting holes are formed, with the orientations of flat surfaces of at least two of the mounting holes being arranged so as to be orthogonal to each other.
Claim 4
Dependent Claim 15 words
An anti-vibration mechanism according to any preceding claim wherein the elastic members are spring washers.
Claim 5
Dependent Claim 103 words
A disk drive device which is equipped with an anti-vibration mechanism comprising: a first chassis: a second chassis carrying a rotation drive motor to which a turntable is mounted and a reproduction head; vibration proof members mounted to the second chassis; support members for mounting the vibration proof members to the first chassis; and elastic members arranged between the first chassis and the support members, wherein the second chassis is suspended from the first chassis through the intermediation of the vibration proof members and wherein the distance between the first chassis and the turntable can be adjusted by means of the elastic members.

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