Mounting arrangements for levy springs acting against tape reels

Details Mounting arrangements for levy springs acting against tape reels Mounting arrangements for levy springs acting against tape reels

1986-11-12

1989-01-31

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

In container

242199, G11B 2302

Patent

active

048020443

ABSTRACT:
In a tape cassette having supply and take-up reels on which a tape extending between the reels is wound, a cassette housing containing the reels, leaf springs for urging the reels toward the lower portion of the housing, and headed pins depending from an upper portion of the housing through holes in the leaf springs for mounting the latter; each leaf spring has a surface portion adjacent the respective hole formed with fine convex and concave irregularities and being engaged by the respective headed pin for securely holding the leaf springs against turning and wobbling about the headed pins.

REFERENCES:
patent: 1481515 (1924-01-01), Kraft
patent: 3419297 (1968-12-01), Diepenhorst et al.
patent: 3526032 (1970-09-01), Pipher
patent: 3531850 (1970-10-01), Durand
patent: 4428547 (1984-01-01), Gotoh
patent: 4687157 (1987-08-01), Schoettle et al.
Ansell et al., "Star Washer Fasteners," IBM Tech. Disc. Bull., vol. 27, No. 4B, Sep., 1984.

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