Patent ID: 11873906
Assignee: MAINSPRING ENERGY, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 14:
15. A method of operating a linear generator, the method comprising:
controlling a trajectory of a translator comprising a piston;
forming a seal between a bore of a cylinder and the piston using a sealing ring assembly for operating without oil or liquid lubricant; and
applying a force radially outward on at the least one ring segment of the sealing ring assembly using at least one spring element arranged radially inward of the at least one ring segment, wherein:
the at least one spring element is configured to extend 180 degrees or less azimuthally around the piston,
the at least one spring element comprises a plurality of spring elements, and
the plurality of spring elements overlap azimuthally.