Air chiller unit
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United States of America Patent
Stats
-
Nov 21, 2006
Grant Date -
Jun 2, 2005
app pub date -
Nov 24, 2004
filing date -
Dec 1, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention provides an improved air chiller unit mounted on an aircraft for sending cooled air to service carts used for serving meals. A compressor 20 of a refrigerant equipped in an air chiller unit has a motor 210 and a rotary compressor 220 disposed in a cylindrical housing 200. An oil separator unit 240 attached to the top portion of a drive shaft 214 of the motor has two disks 241 and 242 which define two labyrinth portions G.sub.1 and G.sub.2 for effectively separating lubricating oil from the refrigerant traveling toward a refrigerant exit 203.
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