Magnetic tape cassette

Details Magnetic tape cassette Magnetic tape cassette

1990-07-26

1991-04-02

Gilreath, Stanley N.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

G11B 2304

Patent

active

050041800

ABSTRACT:
A magnetic tape cassette capable of highly improving workability and productivity in its manufacturing while ensuring its satisfactory function. The cassette includes a spring for constantly urging each of hub braking levers in a direction of engaging the lever with a reel hub to selectively lock the reel hub. The spring is formed so as to have a substantially straightly extending or flat shape when it is unloaded or in a free state and arranged in a casing in a manner to be constantly kept deflected by cooperation of an urging element and a support element each provided on the hub braking lever and a holding element provided on the casing and constantly abuttedly held at one end thereof on a contact element provided on the hub braking lever.

REFERENCES:
patent: 4447020 (1984-05-01), Toi et al.

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