Patents by Inventor Joseph M. Roszin

Joseph M. Roszin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Insulated fittings for flexible air ducts
    Patent number: 5240292
    Abstract: An insulated fitting for a flexible air duct wherein the fitting has a collar for dressing the end of the flexible air duct coupled to the fitting. The fitting can be a tee, wherein the collar is connected to a retaining ring rotatably mounted to the main conduit of the tee so that the angular position of the tee can be varied depending upon the desired direction of the branch conduit of the tee. The retaining ring has a base portion for securing the T-fitting to a supporting surface The fitting can also be a wye and a reducer.
    Type: Grant
    Filed: February 19, 1992
    Date of Patent: August 31, 1993
    Inventor: Joseph M. Roszin