Patent ID: 7331612
Filing Date: 2008-02-19
Classification: F02C,F16L,Y02T,Y10S

Abstract:
1. A joint for connecting a duct to a port comprising: an annular flange, having a sealing flange disposed radially outward therefrom, the annular flange fixedly attached to the duct; a female mating flange, having female threads disposed internally thereon, the female mating flange fixedly attached to the port; an annular seat collar having male threads disposed externally thereon, wherein the male threads are threadably attachable to the female threads and the annular seat collar having a surface contacting the sealing flange when the joint is assembled; a plurality of tabs spaced around an outer annular surface of the annular seat collar including channels formed therebetween; and a locking ring disposed over at least a portion of a circumference of the female mating flange, the locking ring including end portions that are bent outward from the tab channels, thereby preventing rotational motion of the annular seat collar when the joint is assembled.