Patents by Inventor Sheldon Childs

Sheldon Childs 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).

  • Axially coupled flat magnetic pump
    Patent number: 5332374
    Abstract: An axially coupled magnetic pump having a housing of minimum motor length, including an eddy-free seal sheet interposed between the rotor and stator, and sealing the pump housing outwardly of the rotor. A rotor magnet configuration in conjunction with specific sensor positioning to effect close driving control over the pump.
    Type: Grant
    Filed: December 30, 1992
    Date of Patent: July 26, 1994
    Inventors: Ralph Kricker, Sheldon Childs