Patent ID: 7530122
Filing Date: 2009-05-12
Classification: E03C

Abstract:
1. Apparatus suitable for use in waste line plumbing applications, comprising: (a) a pipe; (b) a valve attached to one end of the pipe and in fluid communication therewith; (c) a seal having a bore therethrough, the pipe positioned in and sealed to the bore of the seal; (d) a first pipe connector having a bore therethrough, the pipe positioned through and sealed to the bore of the first pipe connector at a position of the pipe between the valve and the seal; (e) a bushing having a bore therethrough, at least a portion of the bore being threaded, the pipe being positioned in the bore of the bushing between the first pipe connector and the seal, the first pipe connector being a first pipe fitting having external threads thereon, said threads being substantially coaxial with the bore of the pipe fitting, the threaded portion of the bore of the bushing being dimensioned to engage with the external threads of the first pipe fitting, a second pipe connector having a bore therethrough and external threads thereon substantially coaxial with said bore, the pipe positioned through and sealed to the bore of the second pipe connector at a position of the pipe between the seal and the first pipe connector, wherein the seal has the shape of a bored sphere and wherein the seal comprises an elastomer.