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:
Feb. 12, 2013
Filed:
Feb. 06, 2006
Applicant:
Friedhelm Frede, Erwitte, DE;
Inventor:
Friedhelm Frede, Erwitte, DE;
Assignee:
Assa Abloy Entrance Systems AB, Landskrona, SE;
Primary Examiner:
Int. Cl.
CPC ...
E06B 9/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for preventing damage to an industrial door during an impact, the apparatus including a roller door having a plurality of lamellae, and a plurality of end pieces connectable to the lamellae. The industrial door also includes a drive system, connectable to the plurality of end pieces for raising and lowering the door. The lamellae include a plurality of openings formed therein and, arranged on at least one distal end thereof. The end pieces include a plurality of friction fit security devices for engaging the openings.