Itoh Denki Company, Limited

Takuya Nagasawa

Kazuo Itoh

Tatsuhiko Nakamura

Koji Ueda

A conveyance rollerincluding a support shaft, a main rotating portion, and a sub rotating portion, and a driving bodythat is in contact with the main rotating portionand the sub rotating portionand that supplies a rotational force to the main rotating portionand the sub rotating portionare provided, wherein the main rotating portionand the sub rotating portionare attached along the support shaftand are rotatable independently of each other around the support shaft, the sub rotating portionis not configured to contact an object to be conveyed but the main rotating portionis configured to contact the object to be conveyed and bias the object to be conveyed, the driving bodyis rotated by power around a rotation shaftin a direction intersecting with the support shaft, the support shaftis configured to change an orientation of the support shaftby rotating around the rotation shaft, and the driving bodyis in contact with the main rotating portionand the sub rotating portionregardless of the orientation of the support shaft

Conveyance device and conveyance direction changing device

A lifting deviceincludes an upper station, a lower station, and lifting and lowering placing tablesand. The upper stationand the lower stationhave horizontal placing tablesand, respectively. The horizontal placing tablesandmove only in the horizontal direction. The lifting and lowering placing tablesandmove only in the vertical direction. When any of the lifting and lowering placing tablesandis in the upper station, the upper side horizontal placing tableis at a position adjacent to the lifting and lowering placing tablesandto form a series of conveying passages. When the lifting and lowering placing tablesandmove away from the upper station, the upper side horizontal placing tablemoves to a position where the lifting and lowering placing tablesandused to exist. When the lifting and lowering placing tablesandmove away from the lower station, the lower side horizontal placing tablemoves to a position where the lifting and lowering placing tablesandused to exist.

Growing community of inventors

Kasai, Japan

Takuya Nagasawa