Patents Assigned to Spironef Industries
  • Inflatable vault which can be opened out and collapsed
    Patent number: 5303516
    Abstract: A vault is of the multi-lobed double-wall type, including inflatable beams disposed side by side. The vault includes at least one opening-out or folding-up path along which the beams are slidably mounted. Each opening-out or folding-up path traverses the beams in a sealed manner.
    Type: Grant
    Filed: June 4, 1992
    Date of Patent: April 19, 1994
    Assignee: Spironef Industries
    Inventor: Guy R. Delamare