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.

Date of Patent:
Jan. 03, 2012

Filed:

Sep. 19, 2006
Applicants:

Lutz Zeuner, Hardebek, DE;

Hans-peter Guthke, Buxtehude, DE;

Inventors:

Lutz Zeuner, Hardebek, DE;

Hans-Peter Guthke, Buxtehude, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A retaining device includes a fireproof core enclosed by a non-fireproof case, wherein a pre-tensioned fireproof device is integrated in the case and attached to the core. The fireproof device relaxes in such a way, when the case melts, that a construction element is reliably held between the carrier and the device.


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