Title:
SCREW COMPRESSOR AND COMPRESSING DEVICES
Document Type and Number:
WIPO Patent Application WO/2014/054458
Kind Code:
A1
Abstract:
A screw compressor (1) that uses a lubricating oil comprises a screw rotor (9, 10) for compressing a gas, a rotor chamber (8) for accommodating the screw rotor (9, 10), a bearing space (30, 31) for accommodating bearings (20, 22) that support a rotor shaft (17, 18) of the screw rotor (8, 9), a hydraulic fluid space (42, 43) that is provided between the rotor chamber (8) and the bearing space (30, 31) and into which lubricating oil is supplied via a lubricating channel (41), an intermediate space (45, 46) that is provided between the hydraulic fluid space (42, 43) and the bearing space (30, 31), into which lubricating oil from the hydraulic fluid space (42, 43) can leak, and communicating with the bearing space (30, 31), and an intermediate discharged oil channel (48) communicating with the intermediate space (45, 46).
Inventors:
WADA DAISUKE
YOSHIMURA SHOJI
TEDUKA SATOSHI
YOSHIMURA SHOJI
TEDUKA SATOSHI
Application Number:
PCT/JP2013/075704
Publication Date:
April 10, 2014
Filing Date:
September 24, 2013
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
F04C29/02; F04C18/16; F04C23/00; F04C29/04
Foreign References:
| JPH109179A | 1998-01-13 | |||
| JP2009250170A | 2009-10-29 | |||
| JPS50112811A | 1975-09-04 | |||
| JP2005337242A | 2005-12-08 |
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
Mutsumi Sameshima (JP)
Mutsumi Sameshima (JP)
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