Patent ID: 8360481
Filing Date: 2013-01-29
Classification: F16L

Abstract:
1. A housing pipe joint for connecting a pair of pipes that include attachment portions on the pipe end, the housing type pipe joint comprising: a pair of housings, each of which includes wherein the pair of housings is adapted to surround and secure a connecting part of the pair of pipes when the positioning member of one housing body engages with the other of the positioning member of the other housing body; and when the positioning member engages with the other of the positioning member at the first position, the distance between the fitting portions and the other of the fitting portions opposed to each other is the closest the distance can be in a pipe axial direction perpendicular to the center axis line of the housing body so that the fitting portions are adapted to loosely fit in the attachment portions and the pair of pipes are movably connected to the pair of housings; and when the positioning member engages with the other of the positioning member at the second position, the distance between the fitting portions and the other of the fitting portions opposed to each other is the largest the distance can be in the pipe axial direction so that the fitting portions are adapted to tightly fit with the attachment portions and the pair of pipes are fixedly coupled to the pair of housings, wherein the positioning member includes two or more concave sections and convex sections alternately arranged and equidistantly spaced along the end of the housing body.