Patent ID: 9140395
Filing Date: 2015-09-22
Classification: F16L

Abstract:
1. An injection molded plastic female screw connector suitable for connecting pipes, comprising: a first body part having a body portion, formed with an external polygonal shape and with an 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 central fluid flow path; a second body part formed with an internal polygonal shape compatible with the external polygonal shape of said first body part and on one end thereof with an external thread portion which has an outer diameter larger than the external thread portion of said body portion of said first body part, and on the other end thereof with a bolt head portion which is fitted around the body portion of the first body part; a rotating connection part having a 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 an internal thread portion on the inner surface thereof, the rotating connection part being capable of rotating; and a fixed connection part having the shape of a nut, formed with an internal thread portion on an inner surface thereof such that the external thread portion of said second body part is threadedly coupled with the internal thread portion of said fixed connection part and is operable to be connected to a pipe coupled to the fixed connection part, wherein the first body part, the second body part, the rotating connection part, and the fixed connection part are each made of an injection molded plastic material, and wherein the first body part extends through said second body part and at least partially through the fixed connection part.