The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 23, 2003
Filed:
Apr. 18, 2002
Bruno Kaechele, Weilheim an der Teck, DE;
Wilhelm Kaechele GmbH Elastomertechnik, Weilheim an der Teck, DE;
Abstract
On an eccentric screw pump or an eccentric screw motor, both the outer wall and the inner wall of the jacket ( ) have a helicoid form. In order to stabilise the cross-sectional profile of the jacket ( ) in the vicinity of the ends and to allow it to be simply coupled to the other housing sections ( ), a retaining ring ( ) sits on each end of the jacket ( ). The retaining ring contains a through channel ( ), whose cross-sectional surface has a form which substantially corresponds to the cross-sectional surface that is delimited by the inner wall ( ) or outer wall ( ).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile