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. 18, 2007
Filed:
Nov. 20, 2002
Michael Bamberger, Gailingen, DE;
Peter Heer, Lottstetten, DE;
Renato Pinardi, Schaffhausen, CH;
Erasmo Porfido, Stetten, CH;
Michael Bamberger, Gailingen, DE;
Peter Heer, Lottstetten, DE;
Renato Pinardi, Schaffhausen, CH;
Erasmo Porfido, Stetten, CH;
Georg Fischer Haustechnik AG, Schaffhausen, CH;
Abstract
A quick-action coupling for coupling pipes includes a tubular inner part having an outer surface for supporting a pipe to be coupled; an inner sleeve and a clamping ring, each surrounding at least a portion of the tubular inner part for clamping the pipe to be coupled between the outer surface of the tubular inner part and the clamping ring; a toothed ring between the inner sleeve and the clamping ring; and an outer sleeve surrounding at least a portion of the inner sleeve, the toothed ring and the clamping ring, the outer sleeve comprises a cylindrical region having at least two inside diameters (d, d) and a conical region, wherein the clamping ring is received in the conical region.