Lube Corporation

The Lube Company

Noboru Ozeki

Keizo Saito

Kei Suzuki

Yoshiro Yamakawa

Lubricant feeder

A pump device for lubricant includes a pump main body; a cylinder part having an introduction port and a derivation port; a piston moving within the cylinder part; an actuator moving the piston forward to a 1st position to discharge a lubricant from the derivation port, backward from the 1st position to a 2nd position to suction the lubricant from the introduction port and further backward from the 2nd position to a 3rd position to stop the suction and discharge of the lubricant; and a driving control device controlling the actuator such that when the lubricant is supplied, the piston is moved from the 3rd position to the 1st position and moved between the 1st position and the 2nd position, and when the lubricant is not supplied, the piston is moved to the 3rd position and stopped.

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Tokyo, Japan

Noboru Ozeki