Patents by Inventor Matthew R. Ahrendt

Matthew R. Ahrendt 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: 5164083
    Abstract: Liquid is contained in a source container and oil is removed from the source container and deposited into a destination container. The apparatus includes a housing having a base, at least one wall upstanding from, and encompassing the periphery of, the base, and a top cover. A two-sided piece of material made of rubber, nylon, vinyl, or other oil gathering capable material forms an endless belt or ribbon. At least one scraper device mounted within the housing facilitates removal of oil from the material. A bi-directional pulley system including a disk rotatably mounted to the housing, adapted for engaging the material, and an electric motor adapted for engaging and rotating the disk, circulate the material from the surface of the liquid through the scraper device and back to the liquid surface. A sump situated within the base of the housing is disposed to collect oil removed from the material, and a conduit from the sump to the destination container conveys oil from the sump to the destination container.
    Type: Grant
    Filed: October 17, 1990
    Date of Patent: November 17, 1992
    Inventor: Matthew R. Ahrendt