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US 6,150,743 AGranted
Composite motor end housing with a metallic sleeve bearing support
AssigneeElectric Boat Corporation
InventorsPiet Van Dine, Vladimir Odessky, Brian E. Spencer, James S. Smith, William R. Harring
Life of this patent
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Abstract
An electric motor housing including a metal internal hub and composite material reduces weight, reduces motor vibration transmission, increases mechanical damping, improves corrosion resistance and improves electrical performance.
Claims5
An electric motor housing having a removable front end housing part, comprising:
- a substantially cylindrical stator frame housing part comprising a composite nonmetallic material, the substantially cylindrical stator frame housing part including ventilating apertures, and
- the front end housing part attached to and enclosing one end of the substantially cylindrical stator frame housing part, wherein the front end housing part completely covers the one end of the substantially cylindrical stator housing part, the front end housing part having a wall comprising nonmetallic composite material with a metallic bearing sleeve inserted in the nonmetallic material and a metal bottom plate attached to the substantially cylindrical stator housing part.
Dependencies are inferred from the claim text.