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STUB SHAFT FOR CONNECTION WITH A FLYWHEEL ROTOR

United States Patent Application

20160061289
A1
View the Complete Application at the US Patent & Trademark Office
An energy storage system including a solid steel flywheel rotor, journals, and separate stub shafts for connecting to the journals has improved material properties offers improved energy storage at reduced cost.
Sanders, Seth (Berkeley, CA), Sun, Eric (Union City, CA), He, Mike (San Jose, CA), Senesky, Matthew (Berkeley, CA), Chiao, Edward Young (San Jose, CA)
14/ 811,012
July 28, 2015
GOVERNMENT RIGHTS LEGEND [0002] This invention was made with government support under contract OE-0000232 awarded by the U.S. Department of Energy. The government has certain rights in the invention.