Patents by Inventor Melvin E. Busch

Melvin E. Busch 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).

  • High strength filter
    Patent number: 5453195
    Abstract: The filter includes an end plate stamped and drawn from sheet metal and formed with four upright walls generally defining a square and having inlet openings therein. Relatively deep gussets are located between the walls for strengthening purposes. Located outwardly of the walls and gussets is a flat peripheral portion of relatively small area and defining a flat surface to which a sheet metal retaining ring is welded. The ring is seamed to the canister of the filter by a hem which hooks beneath a short radially extending lip of the canister.
    Type: Grant
    Filed: October 18, 1993
    Date of Patent: September 26, 1995
    Assignee: Baldwin Filters, Inc.
    Inventors: Kenton L. Jorgenson, Melvin E. Busch, Russell D. Ridgway, Wilhelm A. A. Perleberg