US Patent Issued to Renew Energy Maintenance on Aug. 26 for "Wind turbine bearing and method of lubrication" (South Dakota Inventors)

ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,700, issued on Aug. 26, was assigned to Renew Energy Maintenance LLC (Sioux Falls, S.D.).

"Wind turbine bearing and method of lubrication" was invented by Michael Paul Feltman (Sioux Falls, S.D.), Gary David Cavigielli (Howard, S.D.), Herman Wipf (Brandon, S.D.) and Paul Michael Terwee (Sioux Falls, S.D.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of lubricating a main bearing of a wind turbine, the method comprising providing the main bearing. The main bearing comprises a main bearing housing having one or more pre-existing lubrication ports, an outer race, an inner race radially disposed inwardly from the outer race, and a first row of...