Compressed gas apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 11, 1990
Grant Date -
N/A
app pub date -
Jan 29, 1988
filing date -
Jan 29, 1988
priority date (Note) -
Expired
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Abstract
An air dryer of the type fitted with a purge valve 92 is fitted with an input cut-off valve (81) which closes when the purge valve is opened in order that the compressor output line 2 is not vented thereby maintaining compressor and/or turbo charger pressure during off-load conditions.
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