Vane pump
AssigneeStackpole Limited
InventorsRobert H. Mooy, Paul M. Morton
Life of this patent
Estimating the term…
Abstract
A vane pump comprising a case, a rotor disposed in the case, the rotor having a bore, a plurality of vanes radially moveable with respect to the rotor extend from the rotor, a drive shaft engaged with the bore, a second shaft fixedly connected to the case and extending from the case to slidingly engage the bore, a land extending from each end of the rotor, each land cooperating with the case to seal a fluid flow, and each land further axially controlling a rotor position within the case by a sliding engagement, and the drive shaft retainable in a predetermined position with respect to the case.
Claims7
A vane pump comprising:
- a case;
- a rotor disposed in the case, the rotor having a bore;
- a plurality of vanes radially moveable with respect to the rotor extend from the rotor;
- a drive shaft engaged with the bore;
- a second shaft fixedly connected to the case and extending from the case to slidingly engage the bore;
- a land extending from each end of the rotor, each land cooperating with the case to seal a fluid flow, and each land further axially controlling a rotor position within the case by a sliding engagement;
- and
- the drive shaft retainable in a predetermined position with respect to the case.
Dependencies are inferred from the claim text.