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TRANSITION BOARD APPARATUS FOR A PASSENGER BRIDGE AND A SPRING LEAF THEREOF

  • US 20090057491A1
  • Filed: 03/14/2005
  • Published: 03/05/2009
  • Est. Priority Date: 06/08/2004
  • Status: Active Grant
First Claim
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1. A transition board apparatus for a passenger bridge, comprising a transition board and a raising apparatus, in which the transition board includes a hinged end articulated to an end of a first tunnel bottom plate via a hinge and a free end, wherein the raising apparatus includes at least one spring leaf arranged in the first tunnel, and the spring leaf is provided with a bearing portion extending to a bottom surface of the transition board to raise the transition board up.

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