Back to results
US 5,348,131 AGranted
Drive unit of conveyor
AssigneeHitachi, Ltd.
InventorsYukihiro Yamaguchi, Chuichi Saito, Tatsuhiko Takahashi, Tomomi Haraguchi
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneeHitachi, Ltd.
InventorsYukihiro Yamaguchi, Chuichi Saito, Tatsuhiko Takahashi, Tomomi Haraguchi
Estimating the term…
A drive unit of a conveyer having a frame structure extending from one place to another place, a step chain mounting thereon a plurality of step treads and arranged inside the frame structure and a step chain sprocket for driving the step chain, which drive unit comprises a reduction gear and a motor for driving and controlling the step chain sprocket through the reduction gear, and is characterized in that the whole upper side of the reduction gear is of an opening covered with a base plate, and that the base plate is formed by unifying a top cover for the opening of the reduction gear and a motor base through reinforcing ribs disposed therebetween so as to be parallel to each other, the motor being mounted on the base plate so as to be horizontally movable in a direction perpendicular to an output shaft of the motor.
A drive unit of a conveyor having a frame structure extending from one place to another place, a step chain having a plurality of step treads mounted thereon and arranged in said frame structure and a step chain sprocket for driving said step chain, said drive unit comprising a reduction gear mechanism and a motor for driving and controlling said step chain sprocket through said reduction gear mechanism, an upper side of said reduction gear being formed as an opening covered with a base plate, said base plate being formed by unifying a top cover for said opening of said reduction gear mechanism and a motor base through reinforcing ribs disposed therebetween in parallel relation to each other.
Dependencies are inferred from the claim text.