Сегодня родился Юрьев Борис Николаевич
On November 10. 1889 Yuryev Boris Nikolaevich was born. This is an outstanding scientist-pilot, a pupil and a son-in-law of the famous Russian mechanic Nikolay Zhukovsky. In the former USSR and Russia Yuryev is considered as an inventor of the swashplate. This device assures a safe control of helicopters. For his life Yuryev submitted over 40 applications for inventions, took out 11 patents. Among his inventions — a fastened gelikopter with the jet propeller, the jet propeller, a new scheme of the plane helicopter and others.