ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,931, issued on June 30, was assigned to NITTO KOHKI Co. LTD. (Tokyo).
"Power tool" was invented by Takanori Miyagi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power tool is configured to permit a part for suppressing play of a battery and a filter to be replaced together in a single operation. The power tool (belt-type grinding tool) is driven by a detachably loaded battery. The power tool includes a housing having a battery loading part and an air inlet opening, and a filter component detachably attached to the housing. The filter component has a filter covering the air inlet opening and a filter securing part holding the filter and sec...