G - Physics
11
B
352/24.25, 242/3
G11B 23/087 (2006.01) B29C 65/60 (2006.01)
Patent
CA 1282763
TAPE CASSETTE ABSTRACT OF THE DISCLOSURE 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.
522855
Iwahashi Yuuji
Urayama Kiyoshi
Gowling Lafleur Henderson Llp
Sony Corporation
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