Disk cartridge made by injecting molten synthetic resin into a m

Details Disk cartridge made by injecting molten synthetic resin into a m Disk cartridge made by injecting molten synthetic resin into a m

1991-11-27

1992-11-03

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

In container

2643289, 425542, G11B 23033, B29C 4544

Patent

active

051610817

ABSTRACT:
Molten resin is ejected from the gate provided in the wall of a mold, which corresponds to the face of the head insertion opening of a disk cartridge, so that the molded half of the disk cartridge has scarcely any defect in the surface thereof.

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patent: 4803584 (1989-02-01), Doi et al.
patent: 4827468 (1989-05-01), Odawara et al.
patent: 4866697 (1989-04-01), Yamaguchi et al.
patent: 4880587 (1989-11-01), Eichlseder et al.
patent: 4918559 (1990-04-01), Maruyama et al.

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