Patent ID: 11920605
Assignee: BORGWARNER INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  H | IPC F  H

Claim 13:
14. The rotating machine as set forth in claim 1, wherein said seal assembly is further defined as a first seal assembly, wherein said carbon ring is further defined as a first carbon ring, wherein said carbon surface is further defined as a first carbon surface, wherein said mating ring is further defined as a first mating ring, wherein said mating surface is further defined as a first mating surface, and wherein said impeller wheel is further defined as a first impeller wheel, and further comprising,
a second impeller wheel coupled to said second end of said shaft, and
a second seal assembly, comprising,
a second carbon ring disposed about said shaft and spaced from said second impeller wheel along said axis, with said second carbon ring having a second carbon surface, and
a second mating ring disposed about said shaft and spaced from said second impeller wheel along said axis such that said second carbon ring is disposed between said second impeller wheel and said second mating ring, with said second mating ring having a second mating surface facing and configured to contact said second carbon surface.