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:
Jun. 06, 2000
Filed:
Feb. 05, 1997
Applicant:
Inventor:
Raymond E Latham, Houston, TX (US);
Assignee:
Reflange, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285 61 ; 285 93 ; 285 94 ; 28514819 ; 285328 ; 285331 ; 2853342 ; 285351 ; 285367 ; 285416 ; 285917 ; 285 15 ; 2852944 ; 29428 ;
Abstract
A dual seal is provided for establishing fluid tight engagement between conduits subjected to both internal and external pressure. The dual seal comprises four seal portions disposed between an inner and an outer cylindrical surface.