Interruption tolerant lubrication system
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United States of America Patent
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Apr 23, 2013
Grant Date -
Jan 10, 2008
app pub date -
Jul 10, 2006
filing date -
Jul 10, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A lubrication system for a turbine engine or other application includes a first or primary branch 12 and a second or secondary branch 14, a main pump 16, a lubricant distributor 18 for receiving lubricant from the main pump and distributing the lubricant to the branches, and a auxiliary pump 30 in the second branch downstream of the distributor. The system is operable in a normal mode of operation in which lubricant flows from a lubricant source into the primary and secondary branches 12, 14 and is also operable in a backup mode of operation in which lubricant backflows from the primary branch into the secondary branch.
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