Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2019/137852
Kind Code:
A1
Abstract:
A dry-running rotary-screw compressor comprises two screw rotors in a housing (26) that forms a suction chamber. Preferably atmospheric pressure is applied to a compressor inlet (28) of the compressor and preferably a pressure of more than 2 bar (absolute) is applied to a compressor outlet (32) of the compressor. At least one displacement element (10, 12) is provided per screw rotor and has a helical recess with several turns. The at least one displacement element (10, 12) per screw rotor has an asymmetric profile with a single thread.

Inventors:
DREIFERT, Thomas (Falkenweg 5, Kerpen, 50171, DE)
NADLER, Kai (Klosterstr. 7d, Brühl, 50321, DE)
KLIEM, Bernhard (Brikenweg 38, Münster, 48155, DE)
MÜLLER, Roland (Zitronenfalterstraße 12, Köln, 50968, DE)
Application Number:
EP2019/050145
Publication Date:
July 18, 2019
Filing Date:
January 04, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
LEYBOLD GMBH (Bonner Str. 498, Köln, 50968, DE)
International Classes:
F04C18/16
Domestic Patent References:
WO2002008609A12002-01-31
WO2011101064A22011-08-25
Foreign References:
CN1299930A2001-06-20
CN1155039A1997-07-23
EP0389036A11990-09-26
US6359411B12002-03-19
JP2002031071A2002-01-31
DE102010064388A12011-08-18
DE102012202712A12012-08-23
DE102011004960A12012-09-06
Attorney, Agent or Firm:
DOMPATENT VON KREISLER SELTING WERNER - PARTNERSCHAFT VON PATENTANWÄLTEN UND RECHTSANWÄLTEN MBB (Deichmannhaus am Dom, Bahnhofsvorplatz 1, Köln, 50667, DE)
Download PDF: