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US 6,607,010 B1Granted
Flexible collapse-resistant and length-stable vaccum hose
AssigneeSoutheastern Universities Res. Assn.
InventorDavid H. Kashy
Life of this patent
Estimating the term…
Abstract
A hose for containing a vacuum, which hose has an impermeable flexible tube capable of holding a vacuum and a braided or interwoven flexible interior wall, said wall providing support to said interior wall of said impermeable flexible tube. Optionally, an exterior braided or woven wall may be provided to the hose for protection or to allow the hose to be used as a pressure hose. The hose may delimit a vacuum space through which may travel a thermal transfer line containing, for example, cryogenic fluid.
Claims3
A flexible, collapse-resistant hose for vacuum distribution, comprising:
- an impermeable flexible convoluted metal tube capable of holding a vacuum, said tube having an interior wall and an exterior wall, a pair of ends, and defining a conduit there through, and
- a braided metal wire flexible interior wall, said interior wall being affixed to the interior of said collapse-resistant tube by welding at each end of the tube, said braided metal wire flexible interior wall providing support to said interior wall of said impermeable flexible tube.
Dependencies are inferred from the claim text.