Variable Stiffness Bushing For Shaft Support Assembly
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United States of America Patent
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Oct 20, 2016
filing date -
Oct 20, 2016
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Abstract
A propeller shaft with a variable stiffness bushing is disclosed. The propeller shaft includes a first shaft and a second shaft, each of the first shaft and the second shaft having a first end and a second end, the second end of the first shaft coupled to the first end of the second shaft with a joint and a variable stiffness bushing assembly coupled to one of the first and the second shafts near the joint, the variable stiffness bushing assembly having a bearing, a bearing support encircling the bearing, a chamber formed in the bearing support, and at least one electric field generator, wherein the chamber contains a magnetorheological fluid.
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