Patent ID: 9052045
Filing Date: 2015-06-09
Classification: B21D,F16L

Abstract:
1. A fitting assembly for attachment to a pipe having an open rear end, the fitting assembly comprising a nipple and a clamp, the pipe being fitted with its open end facing axially rearwardly over the nipple, the clamp being adapted to fit over the pipe where the pipe fits over the nipple, the nipple comprising a single seal and a barb arrangement, the barb arrangement comprising a plurality of axially spaced apart barbed teeth located rearward of the seal, the forwardmost barbed tooth of the plurality of barbed teeth being spaced from the seal; the seal and the barb arrangement being adapted to contact an inner face of the pipe, and the clamp having an axial extension that is sized to overlie the barb arrangement and the seal so that it can be tightened to press the pipe against the barb arrangement and the seal, wherein the fitting assembly further comprises: the axial extension of the clamp is sized to overlie the seal and the barb arrangement, when the clamp is fitted to the pipe and nipple with the clamp's rear end at the stop, and the nipple comprises a rim located forward of the seal; the pipe, when fitted on the nipple, forms a bulge that can be seen or sensed where the hose is seated on the rim; and the axial extension of the clamp is also sized to overlie both the seal and the barb arrangement, when the clamp is fitted to the pipe and nipple with a forward end of the clamp immediately rearward of the bulge.