Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 27, 2010
Patent Application Number
11581804
Date Filed
October 17, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
Fire escape apparatus comprising a main elongated hollow tubular member with an elongated slot and a relatively short auxiliary tubular member of similar construction. The main member is mounted on an exterior building wall and the auxiliary member extends therefrom to a building opening such as a door or window. A spherical member at the end of a flexible connecting line running to a building occupant is entered in the auxiliary tubular member and is controlled in its descent by frictional engagement with gradually arcuate spring-like members.
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