Patents by Inventor Stephen J. Carlson

Stephen J. Carlson 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).

  • Publication number: 20140319438
    Abstract: Carts for lifting, transporting and lowering an item, such as a bucket. The carts are particularly suited for lifting, moving, and lowering 5-gallon buckets. The cart includes a lifting system that can raises and lowers the item by engaging its sidewalls. The lifting system includes an item engagement feature and a position adjustment system.
    Type: Application
    Filed: October 17, 2013
    Publication date: October 30, 2014
    Applicant: Red Devil Equipment Co.
    Inventors: Stephen J. Carlson, Thomas Midas, Jude Burgoyne
  • Patent number: 8465199
    Abstract: A gyroscopic paint mixer having a rotatable frame with a clamp lock providing automatic transfer from an unclamping to a clamping condition, providing silent operation through the use of one way clutches, the mixer also having a vertical stop apparatus coupled to an access door for stopping and holding the rotatable frame in an upright position, the mixer also having a bail retainer supported by a carriage assembly mounted for rotation on a clamp plate with a cam urging the bail retainer to the side of the frame when the bail retainer is released from the paint container with the paint container in an upright position in the rotatable frame.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: June 18, 2013
    Assignee: Red Devil Equipment Co.
    Inventors: Aaron Curtis, Stephen J. Carlson, Charles Ringhofer, Benjamin M. Johnson, Brent Thomas Harrold, Thomas J. Midas
  • Publication number: 20120201093
    Abstract: A gyroscopic paint mixer having a rotatable frame with a clamp lock providing automatic transfer from an unclamping to a clamping condition, providing silent operation through the use of one way clutches, the mixer also having a vertical stop apparatus coupled to an access door for stopping and holding the rotatable frame in an upright position, the mixer also having a bail retainer supported by a carriage assembly mounted for rotation on a clamp plate with a cam urging the bail retainer to the side of the frame when the bail retainer is released from the paint container with the paint container in an upright position in the rotatable frame.
    Type: Application
    Filed: April 13, 2012
    Publication date: August 9, 2012
    Applicant: Red Devil Equipment Company
    Inventors: Aaron Curtis, Stephen J. Carlson, Charles Ringhofer, Benjamin M. Johnson, Brent Thomas Harrold, Thomas J. Midas
  • Patent number: 8157436
    Abstract: A gyroscopic paint mixer having a rotatable frame with a clamp lock providing automatic transfer from an unclamping to a clamping condition, providing silent operation through the use of one way clutches, the mixer also having a vertical stop apparatus coupled to an access door for stopping and holding the rotatable frame in an upright position, the mixer also having a bail retainer supported by a carriage assembly mounted for rotation on a clamp plate with a cam urging the bail retainer to the side of the frame when the bail retainer is released from the paint container with the paint container in an upright position in the rotatable frame.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: April 17, 2012
    Assignee: Red Devil Equipment Company
    Inventors: Aaron Curtis, Stephen J. Carlson, Charles Ringhofer, Benjamin M. Johnson, Brent Thomas Harrold, Thomas J. Midas
  • Publication number: 20090207690
    Abstract: A gyroscopic paint mixer having a rotatable frame with a clamp lock providing automatic transfer from an unclamping to a clamping condition, providing silent operation through the use of one way clutches, the mixer also having a vertical stop apparatus coupled to an access door for stopping and holding the rotatable frame in an upright position, the mixer also having a bail retainer supported by a carriage assembly mounted for rotation on a clamp plate with a cam urging the bail retainer to the side of the frame when the bail retainer is released from the paint container with the paint container in an upright position in the rotatable frame.
    Type: Application
    Filed: February 12, 2009
    Publication date: August 20, 2009
    Applicant: Red Devil Equipment Company
    Inventors: Aaron Curtis, Stephen J. Carlson, Charles Ringhofer, Benjamin M. Johnson, Brent Thomas Harrold, Thomas J. Midas
  • Publication number: 20090161357
    Abstract: A lightbox and dryer apparatus combined in a single enclosure and having a plurality of types of illumination sources to view paint samples and a forced convection air drying mechanism having at least one air blower selectively providing forced convection air for drying custom mixed paint samples. In one alternative, a radiant heat source may be used with the unheated forced convection air to dry the sample. In another alternative a heating element is selectively operable to heat the forced convection air directed at the sample to be dried. The types of illumination sources may include fluorescent, incandescent and synthetic sunlight. The apparatus may also include a roller or supporting clip to retain the sample in a dryer section at the outlet of the dryer. Optionally a drying surface may be provided in the dryer section.
    Type: Application
    Filed: May 14, 2008
    Publication date: June 25, 2009
    Applicant: Red Devil Equipment Company
    Inventors: Stephen J. Carlson, Thomas J. Midas