Patent ID: 8500175
Filing Date: 2013-08-06
Classification: B29C,B29L,F16L

Abstract:
1. A male screw connector suitable for connecting pipes, comprising: a first body part having a body portion, formed with a first external thread portion on one end of the body portion and with a projecting portion on the other end of the body portion, and defined therethrough with a fluid flow path; a second body part formed on one end thereof with a second external thread portion which has an outer diameter larger than the first external thread portion, and on the other end thereof with a first bolt head portion which is fitted around the body portion of the first body part; a rotating connection part having the shape of a nut, formed with a rotation guide portion on an inner surface adjacent to one end thereof such that the projecting portion of the first body part is seated on the rotation guide portion so that the first body part is coupled with the rotating connection part, and with a first internal thread portion on the inner surface thereof, the rotating connection part being capable of rotating; a fixed connection part having the shape of a nut, formed with a second internal thread portion on an inner surface thereof such that the second external thread portion of the second body part is threadedly coupled with the second internal thread portion and a pipe is coupled to one end of the fixed connection part; and a connection part having a second bolt head portion, and formed with a third external thread portion on one side of the second bolt head portion to be threadedly coupled with the first internal thread portion of the rotating connection part and a fourth external thread portion on the other side of the second bolt head portion, wherein the first body part, the second body part, the rotating connection part, the fixed connection part and the connection part are manufactured through injection molding of a plastic material.