US 12,253,173 B2
Shaft seal system
Corey Vincent, West Bath, ME (US); and Matthew Potvin, Brunswick, ME (US)
Assigned to Woodex Bearing Company, Inc., Georgetown, ME (US)
Filed by Woodex Bearing Company, Inc., Georgetown, ME (US)
Filed on May 13, 2022, as Appl. No. 17/744,577.
Claims priority of provisional application 63/310,079, filed on Feb. 14, 2022.
Prior Publication US 2023/0258266 A1, Aug. 17, 2023
Int. Cl. F16J 15/34 (2006.01)
CPC F16J 15/3488 (2013.01) [F16J 15/3464 (2013.01); F16J 15/3484 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A seal assembly for sealing a rotating shaft, the seal assembly comprising:
a seal housing configured to surround the rotating shaft;
a drive ring configured to mount onto the rotating shaft via a plurality of drive collars;
the plurality of drive collars are fastened together to create a pocket that receives the drive ring therein such that the drive ring is surrounded by the drive collars, and wherein the plurality of drive collars are nested within a rotor assembly;
wherein the rotor assembly is disposed within the seal housing; and
wherein each of the drive collars includes a projection extending radially outwards through an opening of the rotor assembly, wherein the plurality of drive collars is configured to impart torque to the rotor assembly when the rotating shaft rotates.