US Patent Issued to HOPPE Holding on Sept. 23 for "Crank for window operator" (American, Italian Inventors)

ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,780, issued on Sept. 23, was assigned to HOPPE Holding AG (Mustair, Switzerland).

"Crank for window operator" was invented by Helmut Alber (Schlanders, Italy) and Rodney Robert Lake (Rockford, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A casement operator crank includes a base member, a handle, a hinged detent, and a resilient biasing member. The handle has a main body portion connects to the base member for rotation about a handle axis between an open orientation and a closed orientation. The hinged detent pivotally engages with the base member for rotation about a detent axis between a first orientation relative to the main body portion ...