External ladder assembly for wind turbine nacelle
First Claim
1. An external ladder assembly for a nacelle of a wind turbine, the ladder assembly comprising:
- at least one ladder comprising parallel side legs and a plurality of rungs arranged between the parallel side legs;
a ladder platform arranged with the ladder and configured for placement on an upper-most surface of the nacelle; and
,a mounting assembly secured to and beneath the ladder platform for affixing the ladder platform on the upper-most surface of the nacelle, the mounting assembly being adjustable between multiple positions so as to level the ladder platform on the upper-most surface of the nacelle, the mounting assembly comprising a mounting frame with at least one adjustable frame member, the mounting frame mountable on the upper-most surface of the nacelle, the at least one adjustable frame member configured to lift or lower the ladder platform so as to provide a level surface on the upper-most surface of the nacelle, the mounting frame comprising one or more locating features for aligning the ladder platform thereon,wherein the at least one ladder and the ladder platform provide access to one or more uptower, external features of the wind turbine.
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Accused Products
Abstract
An external ladder assembly for a nacelle of a wind turbine includes at least one ladder having parallel side legs and a plurality of rungs arranged between the parallel side legs. The ladder assembly also includes a ladder platform arranged with the ladder and configured for placement atop the nacelle. Further, the ladder assembly includes a mounting assembly for affixing the ladder platform atop the nacelle. More specifically, the mounting assembly is adjustable between multiple positions so as to level the ladder platform atop the nacelle. Thus, the ladder assembly provides access to one or more uptower, external features of the wind turbine.
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Citations
9 Claims
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1. An external ladder assembly for a nacelle of a wind turbine, the ladder assembly comprising:
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at least one ladder comprising parallel side legs and a plurality of rungs arranged between the parallel side legs; a ladder platform arranged with the ladder and configured for placement on an upper-most surface of the nacelle; and
,a mounting assembly secured to and beneath the ladder platform for affixing the ladder platform on the upper-most surface of the nacelle, the mounting assembly being adjustable between multiple positions so as to level the ladder platform on the upper-most surface of the nacelle, the mounting assembly comprising a mounting frame with at least one adjustable frame member, the mounting frame mountable on the upper-most surface of the nacelle, the at least one adjustable frame member configured to lift or lower the ladder platform so as to provide a level surface on the upper-most surface of the nacelle, the mounting frame comprising one or more locating features for aligning the ladder platform thereon, wherein the at least one ladder and the ladder platform provide access to one or more uptower, external features of the wind turbine. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification