Air-conditioning duct system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Feb 26, 2004
app pub date -
Jan 10, 2003
filing date -
Apr 12, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to an air-conditioning duct system comprising ducts (1) which comprise a first inner casing (3) and a first outer casing (4) and a first insulator (5) between them, and connecting pieces (2) joining the ducts (1), the connecting pieces comprising a second inner casing (6) and a second outer casing (7) and a second insulator (8) between them. The first insulator (5) in the ducts (1) is an insulating material, and the second insulator (8) in the connecting piece (2) is insulating air.
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Family
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Cited Art Landscape
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