Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael Robby0
Franz Lachenwitzer0
Herbert Frisch0
Date of Patent
November 17, 2009
0Patent Application Number
116724460
Date Filed
February 7, 2007
0Patent Primary Examiner
Patent abstract
The aim of the invention is to improve the sealing possibilities between the elastic stator lining and corresponding connecting flanges of eccentric screw pumps. In order to increase the sealing surfaces, the stator lining comprises, at least at one of its ends, a conical sealing surface which may be provided with one or more prominent or recessed parts.
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