Patents by Inventor Daniel A. Bakken

Daniel A. Bakken 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).

  • Spa Cleaner With Pump
    Publication number: 20080169247
    Abstract: A device for selectively removing water-submerged debris is provided. The device comprises a settling chamber, a water intake tube having an inlet end terminating in an intake valve, a closure assembly, drain valve, a handle, a first filter, a pump having a pump inlet and a pump outlet, a second filter, and means for selectively powering the pump. The pump draws debris and water through the intake valve into the chamber and then pulls the water from the chamber through the second filter to exit through the pump outlet.
    Type: Application
    Filed: January 11, 2007
    Publication date: July 17, 2008
    Inventors: John C. Peterson, Daniel A. Bakken
  • Liquid treatment apparatus
    Patent number: 4136032
    Abstract: A flow control valve for multicycle liquid treatment apparatus has a pair of rotatable, slotted circular discs at its opposite ends. Rotation of the discs causes the slots to be selectively aligned with various ports, passages, holes and channels so as to control the direction and duration of liquid flow during the different cycles of the apparatus.
    Type: Grant
    Filed: December 23, 1977
    Date of Patent: January 23, 1979
    Assignee: Ecodyne Corporation
    Inventors: Daniel A. Bakken, Robert A. Henderson, Edward J. Tischler