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US 2017/0254332 A1Published application
Vacuum pump
AssigneeWabco Automotive UK Limited
InventorsDavid Heaps, Simon Warner, John Hegarty
Life of this patent
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Abstract
An automotive vacuum pump includes a casing defining a cavity, the casing having an inlet and an outlet, wherein the cavity contains a rotor extending through a side of the casing to the exterior thereof and being provided with a coupling arrangement to couple the rotor to a drive member. The vacuum pump is provided with a lubrication conduit for the supply of lubricating fluid to the coupling arrangement from within the vacuum pump.
Claims18
An automotive vacuum pump, the vacuum pump comprising:
- a casing defining a cavity, the casing having an inlet and an outlet, wherein the cavity contains a rotor extending through a side of the casing to the exterior thereof and being provided with a coupling arrangement to couple the rotor to a drive member,
- wherein the vacuum pump is provided with a lubrication conduit for the supply of lubricating fluid to the coupling arrangement from within the vacuum pump.
Dependencies are inferred from the claim text.