Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jacob M. Hundley0
Sloan P. Smith0
Andrew C. Keefe0
Christopher P. Henry0
Gavin Chang0
Geoffrey P. McKnight0
Jacob J. Mikulsky0
Date of Patent
July 24, 2018
0Patent Application Number
138021970
Date Filed
March 13, 2013
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A negative stiffness torsional spring. A plurality of spokes secured between a hub and an outer cylinder assembly are preloaded in compression. As the hub is rotated, the stiffness of the torsional spring is negative over a range of angles.
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