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.:

US 7980600 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 19, 2011

Filed:

Jan. 30, 2009
Applicant:

Frank Hofmann, Attendorn, DE;

Inventor:

Frank Hofmann, Attendorn, DE;

Assignee:

Viega GmbH & Co. KG, Attendorn, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 21/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A permanent joint includes a fitting, a sleeve, and a pipe. The fitting exhibits a base body, an outer body and a supporting body, wherein the outer body and supporting body form a groove between them, the inner peripheral surface of the outer body exhibits at least one latching groove, and the outer peripheral surface of the supporting body exhibits a sealing surface inclined relative to the axis of the fitting. The sleeve exhibits at least one latching projection arranged on the outer peripheral surface and at least one open slit running in the axial direction, wherein at least one fixing projection is arranged on the inner peripheral surface in the area of the latching projection. The sleeve embraces a pipe end under a pre-stress, wherein the pipe end with the sleeve engages into the groove under a pre-stress, and the latching groove and latching projection create a frictional connection.


Find Patent Forward Citations

Hofmann, Frank. (2011). Permanent joint comprised of a fitting, a sleeve and a pipe, as well as fitting for fluid conduits and a sleeve for fluid conduit pipes (U.S. Patent No. 7980600). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7980600

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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