ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,699, issued on Dec. 16, was assigned to Ingersoll-Rand Industrial U.S. Inc. (Davidson, N.C.).
"Quieted front exhaust motor" was invented by Edward C. Eardley (Easton, Pa.) and Ryan S. Amend (Bethlehem, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pneumatic wrench including a pneumatic motor that includes a rotor, a rotor housing, an endplate, and a wear plate. The rotor has an output shaft configured to rotate about an axis and a plurality of vanes that extend radially from the axis that compressed air exerts work against to drive the rotor. The rotor housing has a cavity configured to house the rotor, receive the compressed air, and direct ...