Invention Grant
US09109720B2 Press device for valve maintenance 有权
压力装置用于阀门维护

  • Patent Title: Press device for valve maintenance
  • Patent Title (中): 压力装置用于阀门维护
  • Application No.: US13928554
    Application Date: 2013-06-27
  • Publication No.: US09109720B2
    Publication Date: 2015-08-18
  • Inventor: James Henderson
  • Applicant: James Henderson
  • Agent Timothy W. Fitzwilliam
  • Main IPC: F16K43/00
  • IPC: F16K43/00 F16L55/00
Press device for valve maintenance
Abstract:
A press device for valve leakage abatement while piping system maintenance is being performed is disclosed herein. Essentially, the device comprises a frame that can clamp down and provide pressure (and therefore seal) to the valve. The design further includes a vent or a test port to assist in determining if a pipe freezing apparatus is working. Also disclosed is a system for providing pipe maintenance to a water supply line wherein one or more pipe freezing apparatuses are employed in addition to the press device.
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