US 7,320,363 B2 | ||
Energized slip ring assembly | ||
Byron John Sand, Sherwood Park (Canada); Herman Hinrich Albers, Sherwood Park (Canada); Terrance Dean Maxwell, Leduc (Canada); and John Ransford Hardin, Jr., Spring, Tex. (US) | ||
Assigned to Halliburton Energy Services, Inc., Houston, Tex. (US) | ||
Filed on Sep. 30, 2004, as Appl. No. 10/953,759. | ||
Application 10/953759 is a continuation in part of application No. 10/404327, filed on Apr. 02, 2003, granted, now 6,899,174. | ||
Claims priority of application No. 2482681 (CA), filed on Sep. 28, 2004. | ||
Prior Publication US 2005/0230098 A1, Oct. 20, 2005 | ||
Int. Cl. E21B 17/02 (2006.01) |
U.S. Cl. 166—241.6 [166/66.5; 166/242.7; 175/325.5] | 38 Claims |
25. A slip ring assembly comprising a slip ring and an electrical contact assembly, wherein the slip ring and the electrical contact assembly are adapted to rotate relative to each other, wherein the slip ring defines a circumference, wherein the slip ring defines an electrical contact groove extending around the circumference of the slip ring, wherein the electrical contact assembly is comprised of an electrical contact for engaging the electrical contact groove, and wherein the electrical contact assembly is further comprised of a wiper for extending within the electrical contact groove to inhibit a fluid from passing through the electrical contact groove. |