CPC F16J 15/3284 (2013.01) | 19 Claims |
1. A metal O-ring comprising,
a metal tube formed by a sidewall;
the sidewall comprising:
an inner surface having a constant inner diameter;
an outer surface having a plurality of outer diameters between a maximum outer diameter and a minimum outer diameter, wherein the outer surface of the sidewall is machined to form a plurality of opposed pairs of facets to increase a resiliency of the metal O-ring such that the sidewall along the plurality of opposed pairs of facets has a plurality of thicknesses between a maximum thickness and a minimum thickness, wherein the outer surface comprises at least the plurality of facets and a pair of opposed seal interfaces.
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