Patent · US Active

Stub shaft for connection with a flywheel rotor

US10167925B2 · kind B2 · utility

1Cited by

10References

23Claims

0Family size

Assignee

AMBER KINETICS, INC. · US

Inventors

Seth R. Sanders · Berkeley, US
Eric Sun · Union City, US
Mike He · San Jose, US
Matthew K. Senesky · Berkeley, US
Edward Young Chiao · San Jose, US

Key dates

Filing date	Jul 28, 2015
Grant date	Jan 1, 2019
Priority date	—
Expiry date	Jul 28, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P10/25
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.