Rotor hub bearing system
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United States of America Patent
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Feb 20, 2018
Issued Date -
N/A
app pub date -
Jul 21, 2015
filing date -
Nov 15, 2011
priority date (Note) -
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Abstract
The bearing system is configured for treating and reacting dynamic loading within a rotor hub of rotorcraft. The bearing system includes an outer member having a plurality of alternating outer elastomeric layers and shim layers. The outer member has an inboard surface configured for bonding to an inboard bearing support, and the outer member has an outboard surface configured for bonding to an outboard bearing support. The bearing system has an inner member bonded to an interior surface of the outer member. The inner member can include a rigid inner core, as well as a plurality of elastomeric layers and shim layers configured to react torsional movements of the rotor blade.
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