Gangway construction having a guiding assembly with pulley wheels and guiding cables
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United States of America Patent
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Jun 10, 2014
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app pub date -
Oct 3, 2011
filing date -
Oct 5, 2010
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Abstract
A gangway construction 1 for providing access between a vessel 3 and an offshore object 33 comprises a support frame 2 and a movably guided gangway 10. A guiding assembly comprises an upper and lower rotatable pulley wheel 5, 6. A first cable 8 is connected to the frame or the gangway at a forward and backward connecting position 16, 17 and extends in a longitudinal direction between this forward and backward connecting position. With this the first cable 8 extends from its forward connecting position 16 towards the lower pulley wheel 6, is guided in for example a counter clockwise direction along at least part of the circumference of the lower pulley wheel 6 and in for example a clockwise direction over at least part of the circumference of the upper pulley wheel 5, and from the upper pulley wheel 5 extends towards its backward connecting position 17.
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