ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,697,662, issued on Aug. 4, was assigned to KENNAMETAL INC. (Latrobe, Pa.).
"Modular hydraulic chucks" was invented by Ruy Frota de Souza Filho (Latrobe, Pa.), Alexander Kroedel (Fuerth, Germany) and Kacie Watson (Alum Bank, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Hydraulic chuck assemblies for receiving tool shanks are disclosed. The hydraulic chuck assembly comprises a tool support member, a clamping tube, and an expansion sleeve. The clamping tube may be integral to or separate from and attached to the tool support member. The clamping tube comprises slots on the radial outer surface to provide torque transfer. The expansion sleeve comprises...