US Patent Issued to Hitachi Construction Machinery Tierra on Sept. 8 for "Electrically driven construction machine" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,743, issued on Sept. 8, was assigned to Hitachi Construction Machinery Tierra Co. Ltd. (Koka, Japan).

"Electrically driven construction machine" was invented by Takuma Kuwahara (Koka, Japan), Seiichi Kihara (Koka, Japan) and Shogo Kimura (Koka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrically driven construction machine that can suppress damage to a feeding cable is provided. An electrically driven excavator includes a swing angle sensor that senses the swing angle of a swing structure, a cable stand that is disposed on the swing structure and has a holding unit that holds a feeding cable, a rotational angle sensor that senses th...