ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,782, issued on April 21, was assigned to Seco Tools AB (Fagersta, Sweden).
"Tool and manufacturing method of it" was invented by Stefan Larsson-Fritz (Fagersta, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tool includes a cemented carbide part and a steel part joined by brazing, where the steel part has an average hardness of between 390 and 510 HV30. The braze joint includes Ti and a TiC layer, with a thickness of between 0.03 and 5 micro metre, adjoining to the cemented carbide part. The tool provides a strong braze joint and a steel part that have an even hardness."
The patent was filed on March 30, 2022, under Application No. 18/284...