Appeal No. 96-0494
Application 07/974,209
a cassette case comprising upper and lower cassette
halves defining therebetween a front surface opening;
a pair of tape winding members rotatably supported
within said case;
a magnetic tape wound around said members;
a guard panel for covering said front surface opening,
said guard panel including two side plates at opposite ends
thereof;
two support shafts provided, respectively, on said two
side plates of said guard panel for rotatably mounting said guard
panel to said case; and
a rib provided on one of said two side plates as an
integrally molded part of said one of said two side plates, said
rib having a thickness smaller than a thickness of said one of
said two side plates and extending along an edge surface of said
one of said two side plates, said rib having an inner surface
with faces toward a central portion of said case and an outer
surface which faces away from said central portion, said rib
projecting from said one of said two side plates so that said rib
is received in a gap formed on a side of said case adjacent to
said one of said two side plates, said gap conforming in size and
shape to said rib and having an opposing surface which opposes
said outer surface to thereby restrict lateral movement of said
guard panel when said guard panel covers said front surface
opening.
The Examiner’s Answer cites the following prior art:
Tanaka 4,933,796 Jan. 12, 1990
Eggebeen 4,989,806 Feb. 5, 1991
OPINION
Claim 1-3 stand rejected under 35 U.S.C. § 103 as being
unpatentable over Tanaka in view of Eggebeen.
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