US Patent Issued to FCA US on Aug. 25 for "Spring system for leak test station" (Chinese Inventor)

ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,801, issued on Aug. 25, was assigned to FCA US LLC (Auburn Hills, Mich.).

"Spring system for leak test station" was invented by Hongyu Wang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A leak test fixture for a part such as a cylinder head or block has a plurality of side face sealing plates, a bottom face sealing plate and a top face sealing plate. The sealing plates collectively clamp and seal the part during testing of the part. A plurality of biasing mechanisms are provided on at least one of the sealing plates. The plurality of biasing mechanisms compress toward a face of the at least one sealing plate during clamping of the part. T...