Patent ID: 11971022
Assignee: GRACO MINNESOTA INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  B | IPC F

Claim 14:
15. The pump of claim 14, further comprising:
a throat cartridge mounted to an opposite end of the outlet housing from the pump cylinder;
wherein the first seal is disposed within the throat cartridge and engages with the first piston sleeve and the first seal comprises:
a first throat dynamic seal having a first seal body and a first seal cup; and
a second throat dynamic seal having a second seal body and a second seal cup;
wherein the first seal body abuts the second seal body and the first seal cup is oriented in a first axial direction along the axis and the second seal cup is oriented in a second axial direction along the axis opposite the first axial direction.