Fluid injected screw compressor element
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United States of America Patent
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Jun 23, 2015
Grant Date -
Jan 20, 2011
app pub date -
May 15, 2009
filing date -
May 26, 2008
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Abstract
Fluid-injected screw-type compressor element comprising two co-operating rotors (2 and 3) which are radially and axially bearing-mounted in a housing (1), whereby this housing confines a rotor chamber (4) in which the rotors (2 and 3) are situated and in which a fluid circuit (11) for the injection of a fluid discharges, characterized in that the radial bearing of at least one rotor is formed by the contact of the rotor concerned with the part of the wall of the housing opposite the radial perimeter of the rotor concerned and/or the co-operation with the other rotor and by maximally one additional radial bearing.
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