Patents by Inventor Robert L. Gehring

Robert L. Gehring 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: 4051878
    Abstract: An apparatus particularly suited for rotary filler a mold or a container such as a lipstick pomade with fatty moldable substances by an end filling technique is disclosed. A puck mold and an inverted pomade container carried thereby is conveyed to the apparatus for filling and from the apparatus once filling has been completed for further processing. The apparatus includes a rotating frame including a plurality of lift platforms for supporting the puck mold during filling. The frame includes a housing and a depending filling stem and piston assembly. The piston assembly is adapted to receive a charge of the moldable substance from a housing manifold. A valve is provided within a flow line between the assembly and the stem to open communication from the assembly to the stem and to close communication from the assembly to the manifold, and vice versa.
    Type: Grant
    Filed: February 12, 1976
    Date of Patent: October 4, 1977
    Assignee: Avon Products, Inc.
    Inventors: Peter M. Ohmeis, Robert L. Gehring, Roger A. Hahn