Hub of a tape cassette

Details Hub of a tape cassette Hub of a tape cassette

1983-11-15

1985-04-16

Hornsby, Harvey C.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 74, B65H 7518, B65H 7528

Patent

active

045110999

ABSTRACT:
A hub of a tape cassette comprising a generally circular outer ring portion (6), an inner ring portion (8) concentric with the outer portion and a generally annular rib (10) connecting the outer and inner ring portions, wherein said annular rib is formed so that its wall thickness increases continuously from a position (A) adjacent to a gate portion (G) for injection molding towards a portion (B) most apart from the gate portion, along the circumferential direction.

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