US 11,680,566 B2
Rotary vane pump
Sukru Erisgen, Eden Prairie, MN (US); and Chris Kwok, Eden Prairie, MN (US)
Assigned to Pinnacle Climate Technologies, Inc., Eden Prairie, MN (US)
Filed by Pinnacle Climate Technologies, Eden Prairie, MN (US)
Filed on Sep. 21, 2020, as Appl. No. 17/26,803.
Claims priority of provisional application 63/042,245, filed on Jun. 22, 2020.
Prior Publication US 2021/0396139 A1, Dec. 23, 2021
Int. Cl. F01C 21/00 (2006.01); F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 18/344 (2006.01); F01C 21/08 (2006.01); F04C 2/344 (2006.01)
CPC F04C 18/344 (2013.01) [F01C 21/0809 (2013.01); F04C 2/344 (2013.01); F04C 2230/91 (2013.01); F04C 2230/92 (2013.01); F04C 2240/20 (2013.01); F05C 2203/0808 (2013.01); F05C 2253/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A rotary vane pump comprising:
a) a motor having a motor shaft;
b) a pump body mounted to the motor;
c) a rotor coupled to the motor shaft and disposed within the pump body; and
d) a plurality of vanes slidably received into slots defined within the rotor;
e) wherein, the rotor and the plurality of vanes are formed from at least a first material, wherein, for the plurality of vanes, the first material is impregnated with a second material such that the second material is 5% by weight.