HYDRODYNAMIC GEAR ASSEMBLY
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United States of America Patent
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Issued Date -
May 29, 2014
app pub date -
Nov 27, 2012
filing date -
Nov 27, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A gear assembly includes a first gear having a first pitch diameter and a second gear having a second pitch diameter different than the first pitch diameter. The first and second gears are located in a housing bore having a cusp line between first and second sections of the housing bore corresponding to the first and second gears. A first gear bearing is located in the first section of the housing bore and has a first flat side. A second gear bearing is located in the second section of the housing bore and has a second flat side. The second flat side is configured to press against the first flat side along the cusp line of the gear housing based on a pressurized fluid being provided to the housing bore.
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