Patent ID: 8882466
Filing Date: 2014-11-11
Classification: F03D,F05B,F05C,Y02E

Abstract:
1. A rotor blade assembly comprising: a rotor blade with an integrated lightning down conductor, the rotor blade being attachable or attached to a rotor hub of a wind turbine, the rotor blade comprising a free ending; a rotor blade tip member made of an electrically insulating material; and a connecting device for detachably attaching the rotor blade tip member to the free ending of the rotor blade, wherein the connecting device is a wire or a rod made of an electrically conductive material for establishing a mechanical and electrical connection of the rotor blade tip member with the lightning down conductor of the rotor blade, and wherein the rotor blade tip member has a cap-like shape and is provided with a connecting portion adapted to at least partially overlap the free ending of the rotor blade to abut the rotor blade in a form closure so as to build a closed surface of the rotor blade assembly.