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Balloon inflation valve

  • US 4,721,491 A
  • Filed: 12/15/1986
  • Issued: 01/26/1988
  • Est. Priority Date: 12/15/1986
  • Status: Expired due to Fees
First Claim
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1. An inflation valve for filling an inflatable member with a pressurized fluid comprisinga valve body defining a longitudinal passage and at least one fill port communicating with said passage, said fill port formed through a sidewall of said body transversely of said passage,fill tube means, defining a conduit having an open distal end, insertable into said passage for movement from a first position to a second position longitudinally displaced from said first position,first sealing means disposed in said passage for applying sealing pressure radially inwardly on said fill tube means for maintaining said open distal end in open communication with said fill port when said tube means is in its first position, andsecond sealing means disposed in said passage for applying sealing pressure radially inwardly on said fill tube means for sealing-off communication of said open distal end with said fill port when said tube means is moved to its second position, said fill port being positioned longitudinally between said first and second sealing means.

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