System and method to facilitate maintenance on a wind turbine

Details System and method to facilitate maintenance on a wind turbine System and method to facilitate maintenance on a wind turbine

2009-10-28

2010-12-14

Edgar, Richard (Department: 3745)

Rotary kinetic fluid motors or pumps

Combined

C416SDIG004

Reexamination Certificate

active

07850418

ABSTRACT:
A system to facilitate maintenance on a wind turbine including a control assembly positioned within a tower defining an access opening. The system includes at least one rail comprising a first rail portion and a second rail portion coupled to the first rail portion. The second rail portion extends outwardly through the access opening when coupled to the first rail portion. At least one wheel is coupled to the control assembly. The wheel is configured to engage the rail and enable movement of the control assembly along the rail to facilitate movement of the control assembly between an interior and an exterior of the tower.

REFERENCES:
patent: 6357549 (2002-03-01), Brennan et al.
patent: 2003/0071469 (2003-04-01), Becker
patent: 2007/0200103 (2007-08-01), Viladomiu i Guarro et al.
patent: 2008/0257844 (2008-10-01), Llorente Gonzalez et al.
patent: 767003 (1951-04-01), None
patent: 7623019 (1978-05-01), None

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