Patents by Inventor Patrick Penven

Patrick Penven 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).

  • Method of seaming a seamed felt on a papermaking machine with oppositely tapered pintle elements
    Patent number: 4806208
    Abstract: A pintle unit and method of closing a seam in a papermakers felt which provides a tight closure along the full length of the seam. The seam is closed with a pintle unit made up of a plurality of pintle elements which are tapered and pulled into the seam to interact in a wedging fashion. The pintle elements are tapered for a length at least as long as the width of the seam so that when wedged in the seam a pintle unit of substantially uniform size across the full width of the felt is provided.
    Type: Grant
    Filed: October 14, 1987
    Date of Patent: February 21, 1989
    Assignee: Asten Group, Inc.
    Inventor: Patrick Penven