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:
Sep. 12, 2017
Filed:
Jun. 01, 2015
Brinkmann Pumpen K.h. Brinkmann Gmbh & Co. KG, Werdohl, DE;
Markus Helpertz, Dortmund, DE;
Matthias Radermacher, Hückeswagen, DE;
Brinkmann Pumpen K.H. Brinkmann GmbH & Co. KG, Werdohl, DE;
Abstract
A sealing arrangement for a pump shaft, includes a restrictor section () arranged along the shaft () and separating a high-pressure chamber () of the pump from a sealing chamber (), a seal () arranged on the shaft () and between the sealing chamber () and a low-pressure chamber (), a restrictor leakage line () leading from the sealing chamber () to the exterior, and a seal leakage line () leading from the low-pressure chamber () to the exterior, wherein a section of the seal leakage line () runs through the interior of the restrictor leakage line ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile