Title:
Compressor device
Document Type and Number:
Japanese Patent JP6137756
Kind Code:
B2
Abstract:
Compressor device that is at least provided with a screw compressor (2) with a compression chamber (3) that is formed by a compression housing (4), with a drive motor (10) that is provided with a motor chamber (12) formed by a motor housing (11) and with an outlet (26) for the discharge of compressed air that is connected to a pressure vessel (32) via an outlet pipe (31), an air outlet (34) on the pressure vessel (32), a control system (30) provided with an inlet valve (29) and a tap or valve (36), a fluid (45) with which both the drive motor (10) and the compressor rotors (5, 6) are cooled and lubricated, the pressure vessel (32) is provided with an oil separator for separating the mixture of air and fluid (45) into two flows, said fluid (45) being an oil and whereby the compression housing (4) and the motor housing (11) are connected directly to one another to form a compressor housing (48), whereby the motor chamber (12) and the compression chamber (3) are not sealed off from one another and whereby the outlet pipe (31) between the pressure vessel (32) and the screw compressor (2) is free of closing means, whereby an an oil return pipe (40) is provided at the oil outlet (39) of the pressure vessel (32), which is connected to the screw compressor (2) for the reinjection of oil (45).
Inventors:
Digilon Andrees Yang F
Application Number:
JP2014559036A
Publication Date:
May 31, 2017
Filing Date:
June 27, 2012
Export Citation:
Assignee:
ATLAS COPCO AIRPOWER,naamloze vennootschap
International Classes:
F04C18/16; F04C29/12
Domestic Patent References:
| JP2004535528A | ||||
| JP1058354B2 | ||||
| JP11351168A |
Foreign References:
| US20020168280 | ||||
| WO2005038258A1 | ||||
| US20100247361 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Disciple Maru Ken
Mitsuru Matsushita
Ichiro Kurasawa
Sadao Kumakura
Disciple Maru Ken
Mitsuru Matsushita
Ichiro Kurasawa