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US 6,923,628 B1Granted
Vacuum pump
AssigneeLuk, Automobitechnik GmbH
InventorDieter Otto
Life of this patent
Estimating the term…
Abstract
A vacuum pump, in particular for brake booster systems in motor vehicles, with a drivable rotor via which a blade in a housing can be set in rotation is proposed. The vacuum pump is distinguished by the fact that the rotor consists of plastic and is formed as one piece.
Claims91
A vacuum pump comprising:
- a drivable rotor having a blade in a housing which can be set in rotation, the rotor being comprising plastic and being formed as one piece, the rotor comprising a first longitudinal section configured for being coupled to a drive shaft via which a torque can be transmitted from a drive shaft to the rotor and that the first longitudinal section being formed as one piece with the rotor and wherein the rotor comprises first and second support sections, characterized in that the rotor comprises a second longitudinal section and a third longitudinal section and the second and the third longitudinal sections being formed as one piece with the rotor and the rotor has one slot for the receipt of one blade, said one slot being disposed in the third longitudinal section.
A vacuum pump according 18, wherein the drive element is embedded in the rotor.
A vacuum pump according 49, wherein the drive element is embedded in the rotor.
A vacuum pump according 77, wherein the drive element is embedded in the rotor.
Dependencies are inferred from the claim text.