Title: Tape cassette

Abstract: A tape cassette comprises an upper half casing and a lower half casing and male hollow cylindrical projections having a notch mounted on either of the upper half casing or the lower half casing and female hollow recesses mounted on the other half casing at the corresponding positions. The upper and lower half casings are superposed to fit the male hollow cylindrical projects into the corresponding female hollow recesses and are fixed together by screwing self-tap bolts from the female hollow recesses into the male hollow cylindrical projections having notches to fix the projections on the inner surfaces of the female hollow recesses.

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Inventors: Okamura, Masatoshi (Tokyo, JP)
Shiba, Haruo (Tokyo, JP)
Tanaka, Kimio (Tokyo, JP)

Application Number: 041880
Filing Date: 1979-05-23
Publication_date: 1980-10-14
Assignee: TDK Electronics Company, Limited (Tokyo, JP)
Primary Class(es): 242/347.2 220/327
Other Classes:
US Patent Ref:

2863332	Dec, 1958	Maynard	220/4.
2930834	Mar, 1960	Hose	220/4.
3420463	Jan, 1969	Cousino	242/55.
3951352	Apr, 1976	Kalmokoff	242/55.

Other Refs: 1571233

Jun, 1969	FR

Primary Examiner: Lowrance, George E.
Assistant Examiner:
Attorney: Oblon, Fisher, Spivak, McClelland & Maier