ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,073, issued on June 30, was assigned to Van Norman Machine India PVT LTD (Chandigarh, India).
"Apparatus and method for machining valve seats" was invented by Ranjit (Robin) Chera (Chandigarh, India) and Sandeep Chera (Chandigarh, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and a method for machining valve seats in a cylinder head of an internal combustion (IC) engine are disclosed. The apparatus includes a spindle and a tool for machining said valve seats utilizing an automated cycle. The apparatus switches operation from the automated cycle to a manual mode upon detecting an irregularity in machining of the valve seat, for ex...