Patents by Inventor Nelson E. Baker

Nelson E. Baker 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: 4723641
    Abstract: A collector shoe assembly for transmitting current from an electrified rail to a mobile unit such as a trolley, crane, conveyor, or the like. In a preferred embodiment the electrical collector comprises an electrically conductive shoe for slidably engaging an electrified rail, and a bracket assembly to support and guide the shoe along the rail. The bracket assembly comprises a parallel pair of pivotally supported brackets with a transversely extending support and pivot pin extending between the outer ends. Supported on the pin between the brackets is the shoe which includes a U-shape top channel adapted to receive the pin. The pin is loosely captured within the channel by a pair of readily removable bolt and washer assemblies which are threadedly secured into the top of the shoe.
    Type: Grant
    Filed: March 3, 1986
    Date of Patent: February 9, 1988
    Assignee: Morgan Engineering Systems, Inc.
    Inventors: Nelson E. Baker, John Fahnert