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:
Apr. 11, 1989
Filed:
May. 27, 1987
Jean-Pierre Bechu, Courbevoie, FR;
Kleber Industrie, Versailles, FR;
Abstract
A tubular joint for connecting an intercommunication tunnel forming a passage compartment placed between two successive railroad on road vehicles or two successive members of access gangways to ships or to planes, said tubular joint being fitted on one hand to lateral, upper and lower walls of said vehicles or of said access gangways and on the other hand on said intercommunication tunnel, and being inflated with a gas under a relative pressure of 0.1 to 0.5 bar; said tubular joint having a symmetry plane and being composed of two rolling membranes (1a), (1b), that are U-Shaped, assembled by tightening of their ends (11a) and (11b) in said symmetry plane of said tubular joint (1) to provide a connection which can withstand all pulls exerted on the intercommunication tunnel.