Patent ID: 8573652
Filing Date: 2013-11-05
Classification: F02M,F16L

Abstract:
1. A pipe joint comprising: a pipe joint body made from synthetic resin and having an axis, an inlet hole formed along the axis and capable of inserting a pipe body thereinto, and a side wall, the side wall being formed with a plurality of retainer attaching holes communicating with the inlet hole and a plurality of temporary engaging holes communicating with the inlet hole respectively; and a retainer having an engaging leg capable of being inserted into and removed from at least one of the retainer attaching holes, and a detection leg capable of being inserted into and removed from any one of the temporary engaging holes, wherein, when the retainer is at a regular engaging position, the engaging leg protrudes into the inlet hole through any one of the attaching holes so that the pipe body is engaged with the engaging leg and is prevented from leaving from the pipe joint body, and, when the retainer is at a temporary engaging position, the engaging leg is removed from the inlet hole so that detachment of the pipe body from the pipe joint is allowed; wherein, when the retainer is at the temporary engaging position, the detection leg protrudes into the inlet hole through any one of the temporary engaging holes, and, when the pipe body is inserted into the inlet hole, the detection leg is removed from any one of the temporary engaging holes so as to allow the retainer to move from the temporary engaging position to the regular engaging position; wherein the plurality of the retainer attaching holes are configured to allow the engaging leg to be inserted into and removed from the pipe joint body in a direction perpendicular to the axis; and wherein the plurality of temporary engaging holes are configured to allow the detection leg to be inserted into and removed from the pipe joint body in a direction perpendicular to the axis.