ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,538, issued on Oct. 21, was assigned to MILWAUKEE ELECTRIC TOOL Corp. (Brookfield, Wis.).
"Hole saw arbor assembly" was invented by Bryan C. Ward (Wauwatosa, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cutting tool includes a hole saw, a pilot bit, and an arbor assembly. The arbor assembly includes a shank, a body, a first engagement member moveable relative to the shank, the first engagement member engaging the hole saw to releasably secure the hole saw to the shank, and a second engagement member moveable relative to the shank, the second engagement member engaging the pilot bit to releasably secure the pilot bit to the shank. The body i...