US Patent Issued to KITO on Nov. 4 for "Upper and lower limit detecting apparatus and method for electric chain block" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,980, issued on Nov. 4, was assigned to KITO Corp. (Nakakoma-gun, Japan).

"Upper and lower limit detecting apparatus and method for electric chain block" was invented by Yusaku Ido (Nakakoma-gun, Japan) and Takuma Isshiki (Nakakoma-gun, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An upper and lower limit detecting apparatus and method for a load suspending device of an electric chain block capable of easily and rapidly detecting reaching of the load suspending device to a lower limit without providing a lower limit reaching detection limit switch. In an electric chain block including electric motor, friction clutch, electromagnetic brake, spe...