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:
Aug. 24, 1976
Filed:
Aug. 22, 1975
Burleigh R Murphree, Houston, TX (US);
Peabody Dore' Corporation, Fort Bend County, TX (US);
Abstract
An expansion joint having a first corrugated tubular member including a plurality of ridges and valleys and having connections at each end for connection in a conduit in which a protective member including a second corrugated tubular member is sized to encircle the exterior of the first tubular member and includes a plurality of ridges and valleys mating with the ridges and valleys of the first member. The second protective tubular member receives any material flowing through a leak in the first member and prevent spraying of the material to the surroundings. The second member is flexible for moving with the first member and preferably the second member is transparent whereby leaks in the first member may be visually observed.