Patents Assigned to NACO Industries, Inc.
  • One piece tubular elbow and process of manufacture
    Patent number: 5597185
    Abstract: A one-piece tubular elbow fitting. A unitary conduit body includes continuous, generally cylindrical side walls having a seamless configuration characterized by an absence of bumps and grooves at an inner surface thereof. The side walls are curved in an axial direction to define a flow channel having an axially arcuate flowpath and a generally circular cross section. The molecular structure of the conduit body includes former non-crystalline portions which have been reoriented and aligned to form stronger, crystalline molecular structure.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: January 28, 1997
    Assignee: Naco Industries, Inc.
    Inventors: Verne Bray, Glen Hansen
  • Plastic Tee fitting
    Patent number: 4708374
    Abstract: A plastic Tee fitting formed by a main conduit body and an internally threaded adapter connected to the body at a right angle. The adapter is arranged end to end with a hollow neck which projects from the wall of the main body around a circular opening in the wall. The joint between the neck and adapter is strenghtened by an insert which is fitted in and glued to the neck and adapter on the inside and by a spout which is sleeved around and glued to the neck and adapter on the outside.
    Type: Grant
    Filed: July 30, 1984
    Date of Patent: November 24, 1987
    Assignee: NACO Industries, Inc.
    Inventor: Delbert L. Cox