Lubricant cooling exchanger dual intake duct

Details Lubricant cooling exchanger dual intake duct Lubricant cooling exchanger dual intake duct

2006-07-19

2010-02-09

Casaregola, Louis J (Department: 3741)

Power plants

Combustion products used as motive fluid

With lubricators

C060S226100

Reexamination Certificate

active

07658060

ABSTRACT:
A heat exchange system for use in lubricating systems for aircraft turbofan engine equipment in which a lubricant is provided under pressure to spaces bounded at least in part by surfaces moving relative to one another, the heat exchange system for providing air and lubricant heat exchanges to cool the lubricant at selectively variable rates in the engine fan airstreams. A heat exchanger core is provided in a controlled air flow duct system opening at its plural entrances to the engine fan airstreams and having its outlet end opening about at the end of the fan duct nozzle.

REFERENCES:
patent: 4254618 (1981-03-01), Elovic
patent: 5203163 (1993-04-01), Parsons
patent: 2007/0264133 (2007-11-01), Schwarz et al.

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