Patents Assigned to Westem Valve Inc.
  • Attachable/detachable pressure evacuation device
    Patent number: 11835181
    Abstract: A pressure evacuation device for a compressed gas cylinder having a fixed assembly that is semi-permanently attached to an opening in the cylinder and comprises a retractable bleed valve, and a detachable assembly that can be readily attached to and detached from the fixed assembly and comprises a valve stem to control the bleed valve and a valve tee to direct the flow of gas from the cylinder.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: December 5, 2023
    Assignee: Westem Valve Inc.
    Inventors: Dennis C. Hatfield, Steve K. Aderholt