Patent ID: 7252482

Claim:
In a pump, a reservoir body including a reservoir chamber for collecting liquid, a reservoir cover releasably connected to and disposed over said reservoir body and including a fluid inlet port for conducting liquid to said reservoir chamber, an electric motor mounted on said reservoir cover including a first shaft part drivingly connected to a pump impeller and a second shaft part drivingly connected to a rotatable fan member and a motor cover disposed over said motor and said fan member, said motor cover being releasably mounted on said reservoir cover, said motor cover including a first plurality of vertically extending spaced apart slots forming cooling air inlet ports disposed in a first part of said motor cover and spaced from said reservoir cover, a second plurality of generally horizontally extending spaced apart slots spaced from said first plurality of slots and forming cooling air discharge ports and disposed in a second part of said motor cover and means forming at least one cooling air flow port formed between a third part of said motor cover and said reservoir cover.