US 11,867,164 B2
Compressor with cooling pump
Jeffrey Lee Berning, Fort Laramie, OH (US); and Robert C. Stover, Versailles, OH (US)
Assigned to Copeland LP, Sidney, OH (US)
Filed by Copeland LP, Sidney, OH (US)
Filed on Jul. 7, 2021, as Appl. No. 17/369,730.
Prior Publication US 2023/0012130 A1, Jan. 12, 2023
Int. Cl. F04B 39/06 (2006.01); F04C 18/32 (2006.01); F25B 31/02 (2006.01); H02K 9/18 (2006.01); H02K 9/19 (2006.01); F04C 29/04 (2006.01); F04C 29/00 (2006.01); F25B 31/00 (2006.01); F04C 18/02 (2006.01); H02K 9/14 (2006.01); H02K 1/32 (2006.01); F04B 53/08 (2006.01)
CPC F04B 39/06 (2013.01) [F04C 18/321 (2013.01); F04C 29/0085 (2013.01); F04C 29/042 (2013.01); F25B 31/02 (2013.01); F04B 53/08 (2013.01); F04C 18/0215 (2013.01); F04C 2240/807 (2013.01); F25B 31/008 (2013.01); F25B 31/026 (2013.01); H02K 1/32 (2013.01); H02K 9/14 (2013.01); H02K 9/18 (2013.01); H02K 9/19 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A compressor comprising:
a compression mechanism configured to compress a working fluid;
a motor driving the compression mechanism, the motor being housed within a motor housing;
a drive shaft engaged with the motor and the compression mechanism and being configured to drive operation of the compression mechanism; and
a motor cooler disposed adjacent the motor and configured to pump a cooling working fluid,
wherein the motor cooler includes a pump that pumps the cooling working fluid into the motor housing based on a rotational speed of the drive shaft, and
wherein the pump is disposed between the motor and the compression mechanism.