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Inflatable keel

  • US 5,964,176 A
  • Filed: 03/12/1998
  • Issued: 10/12/1999
  • Est. Priority Date: 03/12/1998
  • Status: Expired due to Fees
First Claim
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1. A water craft for use on a body of water havinga bottom, andan inflatable keel, coupled to the bottom, the keel comprising an inflatable bladder wherein the bladder, when inflated, has an at least roughly triangular shape comprising a base and two sides, wherein the base of the triangle comprises a portion of the bottom of the craft, and at least portions of the sides of the triangle contact the surface of the water during operation of the craft,and inflation of the bladder results in the keel substantially transitioning from a collapsed state to an inflated state.

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