Air expansion type lift-raft

Air expansion type lift-raft

  • CN 2,557,419 Y
  • Filed: 05/20/2002
  • Issued: 06/25/2003
  • Est. Priority Date: 05/20/2002
  • Status: Active Grant
First Claim
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1. air inflation raft, the tire of floating downward at the bottom of comprising raft, on being fixed at the bottom of the raft, be fixed on the come-up tire on the tire of floating downward, it is characterized in that:

  • it comprises that also two symmetries are connected across the paulin post of come-up tire both sides, and each root paulin post is formed the interior angle α

    of horizontal surface at the bottom of these two ends and the raft 〉

    =90 °

    by an arch post and two ends that are connected these arch post two ends.

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