Disc cartridge with improved shutter mechanism

Details Disc cartridge with improved shutter mechanism Disc cartridge with improved shutter mechanism

Filed on

1997-08-12

Date issued

2000-07-25

Examiner

Davis, David

Patent Class

Dynamic magnetic information storage or retrieval

SubClass

Record medium

SubSubClass

In container

Other Related Categories

369291, G11B 2303, G11B 726

Type

Patent

Status

active

Patent number

060943262

Description

ABSTRACT:
A disc cartridge capable of ensuring smooth operation of a shutter while decreasing a size of the shutter, permitting the shutter to be made of inexpensive rein and being applied to both a double-direction sliding shutter structure and a single-direction sliding shutter structure. The shutter includes an upper plate, a lower plate and a connection for connecting the upper and lower plates to each other therethrough. The disc cartridge further includes a slider for slidably guiding the shutter and a spring for urging the shutter in a closing direction. The connection of the shutter is provided with a lug against which a shutter operation member of a recording/reproducing apparatus is abutted. The slider is arranged in the lug while being kept in contact with an inner surface of the lug.

REFERENCES:
patent: 5048008 (1991-09-01), Haruna

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