ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,491, issued on Nov. 11, was assigned to ROBERT BOSCH GMBH (Stuttgart, Germany).
"Actuation unit, locking unit and clamping unit for a power hand tool" was invented by Willy Braun (Neustetten, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An actuating unit for releasing a battery device for a hand-held power tool having a locking element for locking the actuating unit and having an actuating element that is provided to move the locking element from a retaining state into a release state of the actuating unit. It is provided that in the release state, the locking element is held with a positive fit and/or with a frictional fit."
The patent w...