Patents by Inventor Franz Momirov

Franz Momirov 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).

  • Air gun with pressure relief valve
    Patent number: 5617837
    Abstract: An air gun includes a pressure relief valve in the pump piston for relieving excess air pressure. The valve is movably mounted on the piston for movement between a closed position in which the valve seals the pressure release opening in the piston and an open position in which air can flow through the pressure relief opening in the piston. A biasing mechanism is also provided for resiliently biasing the valve towards the closed position.
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: April 8, 1997
    Assignee: Crosman Corporation
    Inventor: Franz Momirov