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US 2011/0225806 A1Published application
Apparatus and manufacturing process for an electrical machine
AssigneeControlled Power Technologies, Ltd.
InventorsStephen Knight, Mike Dowsett, Toby Heason
Life of this patent
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Abstract
A method of, and apparatus for, manufacturing an electrical machine such as an integrated starter generator, the method comprising a double hot drop operation, whereby a stator assembly is inserted into a steel sleeve after the sleeve has been heated, and the stator assembly and sleeve are subsequently cooled and inserted into a heated housing.
Claims12
1-14. (canceled)
A method of manufacturing an electrical machine, the electrical machine comprising a stator assembly, a sleeve, and a housing, the method comprising a plurality of hot drop operations;
- wherein the hot drop operations comprise a first hot drop operation wherein the sleeve is heated prior to insertion of the stator assembly into the sleeve, and a second hot drop operation wherein the housing is heated prior to insertion of the stator assembly and sleeve into the housing, wherein between the first hot drop operation and the second hot drop operation, the stator assembly and sleeve are allowed to cool.
Dependencies are inferred from the claim text.