Device for generating an underpressure
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United States of America Patent
Stats
-
Feb 6, 2001
Grant Date -
N/A
app pub date -
May 6, 1999
filing date -
Jul 22, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An ejector unit (1) is mounted on a conventional valve manifold (10) with a manifold pressurised air supply connected to an ejector (4) through channels (15, 16) and a first pilot valve (3). A suction channel (20) and a return air channel (22) are connected through manifold (10) to outlet ports from the ejector (4) suction chamber (17) and outlet nozzle (18') respectively. The ejector unit (1) is mounted through face (8) onto manifold (10) using the same hole pattern as for valves connected to the manifold.
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