Nissei Plastic Industrial Co., Ltd.

Yoshiharu Shima

Nobuyuki Nakamura

Masaaki Miyahara

Kaoru Yanagisawa

The present invention provides a mold clamp apparatus having a novel construction wherein, though the advance of the movable platen is blocked, it is possible to perform a powerful mold clamping operation as in case of a direct compression operation, and it is also possible to make a support of the movable platen accurate by connecting the tie bar to the fixed platen, and further it is also possible to perform a high-speed mold-closing operation and a powerful mold-clamping operation continuously.

Mold clamp apparatus for molding machine

An improved injection molded ski having excellent mechanical properties which comprises an injection molded ski body that is made of thermoplastic resin and provided with a pair of edge receiving portions on the bottom surface thereof, a pair of steel edges attached to the edge receiving portions of the ski body and a sole plate integrally formed by injection molding of thermoplastic resin on the bottom surface of said ski body; and an injection molding method for producing the above ski.

Injection molded ski and method for producing the same

A method for making an improved injection molded ski having excellent mechanical properties comprising an injection molded ski body made of thermoplastic resin provided with a pair of edge receiving portions on the bottom surface thereof, a pair of steel edges attached to the edge receiving portions and a sole plate integrally formed by the injection molding process of thermoplastic resin on the bottom surface of the ski body.

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Ueda, Japan

Yoshiharu Shima