| 摘要 |
PROBLEM TO BE SOLVED: To provide an airplane warning light device for a windmill which can be applied to the windmill of a windmill tower whose height exceeds 60 m. SOLUTION: This device is provided with airplane warning lights 5a to 5c provided at each tip of plural sheets of propellers 4a to 4c which are coupled with the revolving part of a nacelle 1 at the top of a tower 8 of a windmill, power feeding switching mechanisms 2a, 2b, 7a to 7d transmitting power from a power source 11 to only the airplane warning lights 5a to 5c of the propellers 4a to 4c which are provided within the nacelle 1 and are located on the upper side within a range of angles of (360)/(the number of propellers) and changeover switches 9a, 9b which directly connect the power source 11 with these power feeding switching mechanisms 2a, 2b, 7a to 7d at the time of revolving the windmill and connect these mechanisms 2a, 2b, 7a to 7d via a flickering device 10 at the time of stopping the windmill. |
