Patents by Inventor Charles J. Hinckley

Charles J. Hinckley 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).

  • Magnetic drive pump
    Patent number: 5201642
    Abstract: A magnetic drive pump which is a type of sealers pump which utilizes magnets to drive an internal rotating assembly consisting of an impeller and inner magnet ring which is located in a containment shell. An outer magnet ring is located outside of the containment shell and is driven by outside driving means. There is no internal drive shaft. The impeller is rotatably mounted on journal bearings and an inner magnet ring is supported from the impeller in cantilever fashion.
    Type: Grant
    Filed: November 27, 1991
    Date of Patent: April 13, 1993
    Assignee: Warren Pumps, Inc.
    Inventor: Charles J. Hinckley
  • Pump
    Patent number: 4799861
    Abstract: Pump having an impeller with accurately formed radial passages and the method for making it.
    Type: Grant
    Filed: October 29, 1987
    Date of Patent: January 24, 1989
    Assignee: Warren Pumps, Inc.
    Inventors: James J. Paugh, Jr., Charles J. Hinckley