Patent ID: 7407165
Filing Date: 2008-08-05
Classification: F16L,Y10T

Abstract:
1. A composite sleeve seal comprising: a cylindrical body having an outside diameter, an inside diameter, one end portion and an opposite end portion, said cylindrical body further comprising a plurality of collar sections spaced apart from one another to define a gap between adjacent collar sections, each said collar section having a central axis coaxially aligned with each other said collar sections, said opposite end portion of said cylindrical body defining one of said plurality of collar sections having a partial tapered portion along said outside diameter of said cylindrical body, said one end portion of said cylindrical body further defining at least one collar section having said inside diameter and said outside diameter; and three link segments spanning said gap interconnecting each of said plurality of collar sections, said three link segments equally spaced circumferentially apart, said three link segments circumferentially defining an outermost surface smaller in diameter than said outside diameter of said cylindrical body and an innermost surface greater in diameter than said inside diameter of said cylindrical body to define at least one first annular outer groove between adjacent collar sections and at least one first annular inner groove between adjacent collar sections; at least one first seal mounted in said at least one first annular outer groove; at least one second seal mounted in said at least one first annular inner groove, and surrounding said three link segments to interlock said at least one first seal mounted in said annular outer groove and said at least one second seal mounted in said annular inner groove of said cylindrical body to form said composite sleeve seal as one integral component.