ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,441, issued on Sept. 23.
"Device for adjusting a blade of a hair trimmer" was invented by Hassan Mourtada (Montreal).
According to the abstract* released by the U.S. Patent & Trademark Office: "An adjusting device for adjusting a blade of a hair trimmer where the blade of the hair trimmer has a dynamic cutter blade and a static comb blade. The adjusting device comprises a base, an adjuster pivotably connected to the base, a locator for locating the blade and a biasing means for biasing the blade against the adjuster. The adjuster has a comb-contacting face at a first radial distance from its rotation axis while a cutter-adjusting face is at a second radial distance from the rota...