ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,348, issued on July 1, was assigned to DENSO Corp. (Kariya, Japan).
"Valve device" was invented by Takehito Mizunuma (Kariya, Japan) and Ryo Sano (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a valve device, a rotor includes a drive disk and a lever fixed to the drive disk. The lever couples between the drive disk and a shaft. In the valve device, a first torsion spring is placed between a housing and the shaft, and a second torsion spring is placed between the shaft and the lever. A drive device includes an electric motor configured to drive the shaft in a rotational drive range, which is between an initial rotational position and...