US 12,276,282 B2
Circulation pump made from brittle material
Mike Hvasta, Lawrence Township, NJ (US); Colin Kelsall, Cambridge, MA (US); Asegun Henry, Hyde Park, MA (US); Sandeep Pidaparti, Burlington, MA (US); and Joe Patrinostro, Centerville, MA (US)
Assigned to Fourth Power, Inc., Cambridge, MA (US)
Filed by Fourth Power, Inc., Cambridge, MA (US)
Filed on Jan. 22, 2024, as Appl. No. 18/419,097.
Claims priority of provisional application 63/480,891, filed on Jan. 20, 2023.
Prior Publication US 2024/0247657 A1, Jul. 25, 2024
Int. Cl. F04D 13/06 (2006.01); H02S 10/30 (2014.01)
CPC F04D 13/06 (2013.01) [H02S 10/30 (2014.12)] 20 Claims
OG exemplary drawing
 
1. A pump, comprising:
a shaft assembly;
an impeller attached to the shaft assembly;
a motor configured to rotate the shaft assembly attached to the motor, wherein:
the shaft assembly configured to cause the impeller to rotate, and
the impeller configured to transport a liquid material;
a pump chamber comprising an inlet for gas to enter the pump chamber; and
a cooling component configured to radiatively cool the shaft assembly by absorbing thermal radiation from the shaft assembly, wherein:
the cooling component has a cylindrical shape that surrounds a region of the shaft assembly,
the cylindrical shape of the cooling component has an inner surface that is black,
the cooling component is configured to be cooled externally, and
a pressure of a gas in the pump chamber is controlled.