ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,934, issued on Oct. 21, was assigned to 9172-9863 QUEBEC INC. (Terrebonne, Canada).
"Universal joint for a wheel chock" was invented by Albert Chartier (Chertsey, Canada), Catalin Dumitrascu (Laval, Canada), Emanuel Lallemant (Saint-Colomban, Canada) and Gaetan Jette (Mascouche, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "The universal joint (200) is provided at the free end (154) of the arm assembly (152) in a wheel chock handling unit (150) for securing a wheel chock (100). The joint (200) includes a main plate (220), a first pivot coupling (208) defining a yaw axis (210), and an elongated link (260) attached to the first pivot coupling ...