US Patent Issued to FANUC on Aug. 4 for "Numerical controller" (Japanese Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,375, issued on Aug. 4, was assigned to FANUC Corp. (Yamanashi, Japan).

"Numerical controller" was invented by Kazuhiko Murakawa (Minamitsuru-gun, Japan) and Takeshi Mochida (Minamitsuru-gun, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A numerical controller controls a relative speed between a tool and a workpiece on the basis of a machining program. In a case where a corner part exists between a current block and a next block of the machining program, the next block is prefetched, and an allowable speed at the corner part at an end point of the current block is calculated. At least one of pre-interpolation acceleration of an acceleration par...