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Patent Searching and Data


Title:
OIL-COOLED SCREW COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2018/135444
Kind Code:
A1
Abstract:
The present invention is characterized by comprising: a pair of screw rotors (8, 9) for compressing gas by rotating while engaging with each other; a casing (4) for accommodating the pair of screw rotors (8, 9); discharge-side bearing sections (16) for supporting the discharge-side rotor shafts (8c,9c) of the screw rotors (8, 9); shaft seal sections (14) for sealing the discharge-side rotor shafts (8c, 9c); first spaces (24) provided between the shaft seal sections (14) and the discharge-side bearing sections (16); second spaces (26) provided between the casing (4) and axial ends of the discharge-side bearing sections (16); and communication passages (44a, 44b) formed in the casing (4) and providing communication between the first spaces (24) and the second spaces (26).

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Inventors:
IMASHIRO TAKANORI
NOGUCHI TORU
SAKAGUCHI HIRONOBU
TANAKA KOJI
Application Number:
JP2018/000855
Publication Date:
July 26, 2018
Filing Date:
January 15, 2018
Export Citation:
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Assignee:
KOBE STEEL LTD (JP)
International Classes:
F04C18/16; F04C29/02
Foreign References:
JP2006144781A2006-06-08
JP2011001937A2011-01-06
JP2007126993A2007-05-24
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
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