ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,790, issued on May 13, was assigned to YANMAR HOLDINGS Co. LTD. (Osaka, Japan).
"Engine and flywheel housing" was invented by Yu Hirao (Osaka, Japan) and Shinya Matsuo (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An engine includes: a cylinder block that has a cylinder included in a combustion chamber; a crankshaft that is placed in the cylinder block; a flywheel that is mounted to one end portion of the crankshaft; and a flywheel housing that is placed on a side of one end face of the cylinder block in a direction of the crankshaft and that houses the flywheel. The flywheel housing has a blow-by gas path through which a blow-by gas ...