Patents by Inventor William P. Erwin

William P. Erwin 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).

  • Double hem apparatus and method
    Patent number: 5579707
    Abstract: An apparatus and related method for forming a double hem in a textile web includes a first scroll which folds the margin inwardly and then outwardly positioning the margin between the first hem and the web. The apparatus relaxes the first hem and a second scroll and a guide wire cooperate to form a second hem which is in alignment with the first hem.
    Type: Grant
    Filed: August 28, 1995
    Date of Patent: December 3, 1996
    Assignee: Fieldcrest Cannon, Inc.
    Inventor: William P. Erwin