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:
May. 05, 1998
Filed:
Jul. 15, 1996
Applicant:
Inventors:
Uwe Brede, Furth, DE;
Anton Bretfeld, Furth, DE;
Joachim Fibranz, Furth, DE;
Gerhard Kordel, Nuremberg, DE;
Josef Kraft, Berg, DE;
Peter Lehniger, Erlangen, DE;
Jens-Peter Reimer, Herzogenaurach, DE;
Assignee:
Dynamit Nobel Aktiengesellschaft, Troisdorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
E06B / ;
U.S. Cl.
CPC ...
49506 ; 49141 ;
Abstract
A method for unlocking a window pane secured by a fastening element to a frame element of a window frame, with an inflatable pressure tube being located between the window pane and the frame element, said tube, upon being inflated, forcing the window pane out of the frame element. For reliable and improved element unlocking of the window pane, the pressure tube is inflated by actuation of at least one pyrotechnic gas generator connected to the pressure tube.