Appeal No. 2004-1227
Application No. 09/940,311
a plurality of interleaved rows of link plates 5, 6 articulately
connected with one another by connecting pins 7 and having a pair
of meshing teeth 2 formed on one side thereof as well as guide
plates 8 located outside the row of link plates in the width
direction of the chain and having a pair of pin-accommodation
holes formed therein, wherein the connecting pins extend through
holes in the link plates and are press-fit only in the pin-
accommodation holes of the guide plates. Further details of this
appealed subject matter are set forth in representative
independent claim 1 which reads as follows:
1. A double-sided meshing type silent chain comprising:
a plurality of interleaved rows of link plates articulately
connected with one another by connecting pins, each of the link
plates having a pair of meshing teeth formed on one side thereof,
a flat back face formed on the opposite side thereof, and a pair
of pin-accommodation holes for receiving therein a pair of
connecting pins, respectively, of the connecting pins;
the link plates in each link plate row being composed of at
lest one pair of outer link plates disposed in opposite end
portions, respectively, in the width direction of the chain, and
a plurality of inner link plates disposed in a central portion in
the width direction of the chain and disposed between the end
portions, the inner and outer link plates being oriented such
that the meshing teeth of the inner link plates project from one
peripheral side of the chain and the meshing teeth of the outer
link plates project from the opposite peripheral side of the
chain; and
3
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