ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,826, issued on June 17, was assigned to JATCO LTD (Fuji, Japan) and NISSAN MOTOR Co. LTD. (Yokohama, Japan).
"Driving force transmission device" was invented by Tsutomu Itou (Fujinomiya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A baffle plate including a body portion, a cover portion and a seal member, a final gear and a driven sprocket disposed in an accommodating chamber of the baffle plate, an oil pump serving as a source of oil for lubrication, and an oil pan are provided. At least one of the body portion, the cover portions and the seal members includes a material that shrinks as the temperature of the oil decreases. The baffle plat...