ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,830, issued on Aug. 4, was assigned to NOK Corp. (Japan).
"Gasket and sealing structure" was invented by Yusei Shinchi (Aso, Japan) and Noriaki Sato (Aso, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An annular gasket made of elastomer contacts with an inner peripheral surface of a hole in an outer member and an outer peripheral surface of an inner member to shut off an inner space of the outer member from an atmospheric space. The gasket includes a first wider portion, a second wider portion, a third wider portion, a first narrower portion, and a second narrower portion. The maximum distance between a first outer peripheral groove and the in...