Patents by Inventor Donald S. Hudson

Donald S. Hudson 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).

  • Tip-over drum
    Patent number: 4932568
    Abstract: An apparatus for delivering product into a feed tube including a tip over drum which has a tray supported between two side walls. The tray has a convex hump near the axis of rotation for dividing product fed by a gravitational feed into two portions.
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: June 12, 1990
    Assignee: Pneumatic Scale Corporation
    Inventor: Donald S. Hudson