Patents by Inventor Robert C. Barlow

Robert C. Barlow 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).

  • Patent number: 4395131
    Abstract: The present invention relates to an apparatus for agitating, conveying and weighing particulate material. An agitator is provided including a generally cylindrical housing having end walls with bearings in them. An agitator is provided in the housing, including a pair of end members having openings therein; stub shafts are supported by shaft hangers and extend through the end wall bearings and the end members, for ready removal, axially, permitting removal of the agitator in a radial direction through an opening in the housing. A screw conveyor beneath the agitator has a housing removably connected to the agitator housing. A single direct current drive motor is provided, connected by sprockets and chains to the agitator shaft and to the shaft of the screw conveyor.
    Type: Grant
    Filed: September 30, 1980
    Date of Patent: July 26, 1983
    Assignee: O. A. Newton & Son Company
    Inventor: Robert C. Barlow
  • Patent number: 4345858
    Abstract: A dispensing and weighing system for multiple ingredients, including a plurality of individual ingredient batch weighers. Each batch weigher includes apparatus to store and dispense a particulate material to a scale from which the weighed portion of the material is intended to be delivered to a pneumatic ingredients delivery conduit. The pneumatic conduit discharges into a weighing hopper, where the weight of all of the batches delivered to the hopper is determined. A method for dispensing individual, weighed batches of particulate material, and for determining the total weight of the material actually delivered to a receiver.
    Type: Grant
    Filed: August 25, 1980
    Date of Patent: August 24, 1982
    Assignee: O. A. Newton & Son Company
    Inventor: Robert C. Barlow