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. 17, 2002
Filed:
Feb. 02, 2000
Friedrich Schwing, Gelsenkirchen, DE;
Schwing GmbH, Herne, DE;
Abstract
A two-cylinder thick-matter pump for continuous delivery of thick matter is characterized in that a reversing valve ( ) has a diverter housing ( ′) with at least four openings (a-b), the diverter ( ′) disposed in the diverter housing ( ′) is swiveled with its outlet opening in front of the cylinder openings and has an inlet opening (RE) which is firmly connected with the suction pipe ( ), the cavity (H) in the diverter housing ( ′) being constantly under delivery pressure, and at least one shut-off element ( ) being provided for closing the suction pipe ( ) and/or the first and/or second openings (a , b) of the diverter housing ( ′).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile