Generator motor wedge with wide arm span and reduced stress levels
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United States of America Patent
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Jan 9, 2018
Issued Date -
N/A
app pub date -
Oct 13, 2014
filing date -
Oct 13, 2014
priority date (Note) -
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Abstract
A wedge for use in an electric machine has a central leg and arms extending in both circumferential directions. The wedge has a radially outer full surface defining a cylindrical aperture through an axial length, and ledge surfaces at each axial end of the full surface. A curved merging portion on an outer surface of the arms merges into a curved contact surface. A rotor, a machine and a method are also disclosed.
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