ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,636, issued on Sept. 15, was assigned to X'POLE PRECISION TOOLS INC. (Taoyuan City, Taiwan).
"Tool grinding machine" was invented by Bach Pangho Chen (Claremont, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tool grinding machine comprises a casing formed with at least one air inlet and at least one first air outlet; a driving component disposed in the casing; and a diversion structure. The driving component comprises a motor with a motor housing; and an airflow generator rotating synchronously with the motor and located at an end of the motor that is not connected to a grinding member. The motor housing comprises at least one first openi...