Patent ID: 9391417
Filing Date: 2016-07-12
CPC Classification: E21B,H01R,Y10T

Claim Text:
1. A slip ring apparatus comprising: (a) a ring assembly, wherein the ring assembly is comprised of a plurality of electrically conductive rings, and wherein each of the conductive rings is comprised of a conductive ring engagement surface; (b) a contact assembly, wherein the contact assembly is comprised of a plurality of electrically conductive contact elements for engaging with the plurality of conductive rings, wherein each of the contact elements is comprised of a contact element engagement surface for engaging with one of the conductive ring engagement surfaces; and (c) a surface discontinuity, wherein the surface discontinuity is provided in each of the conductive ring engagement surfaces, in each of the contact element engagement surfaces, or in each of the conductive ring engagement surfaces and in each of the contact element engagement surfaces.