Patents by Inventor Stephen Camrass

Stephen Camrass 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).

  • Pulley
    Patent number: 7533870
    Abstract: A pulley comprises a pulley frame having two sides. A pulley wheel is located between the two sides. The pulley wheel is rotatably supported by the pulley frame. At least one of the sides is mounted for movement away from the pulley wheel to provide a gap between the moveable side and the wheel for releasing a line from the pulley. A latch is provided for releasably retaining the at least one side in the closed position to confine a line between the two sides. The latch is adapted to release the movable side when a predetermined force is applied to the latch. A retainer responsive to the release of the latch holds the moveable side in the open position when released.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: May 19, 2009
    Assignee: Allan-Vanguard Technologies Inc.
    Inventors: Stephen Camrass, John Slavish
  • Pulley
    Publication number: 20080111116
    Abstract: A pulley comprises a pulley frame having two sides. A pulley wheel is located between the two sides. The pulley wheel is rotatably supported by the pulley frame. At least one of the sides is mounted for movement away from the pulley wheel to provide a gap between the moveable side and the wheel for releasing a line from the pulley. A latch is provided for releasably retaining the at least one side in the closed position to confine a line between the two sides. The latch is adapted to release the movable side when a predetermined force is applied to the latch. A retainer responsive to the release of the latch holds the moveable side in the open position when released.
    Type: Application
    Filed: June 18, 2007
    Publication date: May 15, 2008
    Inventors: Stephen Camrass, Jon Slavish
  • Protective helmet
    Patent number: D531762
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: November 7, 2006
    Assignee: Med-Eng Systems, Inc.
    Inventors: Robert Béland, Mark Smith, Stephen Camrass, Brent Almstedt