the Problem of a boat seaplane. Long flights
| to Pass to sections: the Problem of a boat seaplane In the Summer of 1916 D. P.Grigorovich by request of the Sea staff has let out a pre-production model of a sea fighter of boat type М-11 Thanks to improved obtekaemosti parts, zakapotirovannomu karteru the motor ' Ron ' in ON l. With, speed of the plane has reached 145 km/h. Pre-production model М-11 constructed in several copies, was double, but dljapovyshenija skoropodemnosti to the beginning of 1917 it has been altered in single armour (the steel reservation protected the pilot and the engine), armed with one motionless machine gun. by request of sea department at Schetinin's factory a series in 100 seaplanes М-11 which release has begun spring of 1917 has been put |
Before occurrence in the end of 1917 in Germany poplavkovyh ' Albatrosses ' with 225-strong motors M-9 remained an unsurpassed military seaplane. It has been armed by a machine gun ' Vick-kers ' on shkvornevoj to installation in a nasal cabin or a gun ' Gochkis ' or ' Erlikon '. On М-9 it was possible to make long flights (to 5 to draw prospecting and patrol duty, vestibombometanie. Good seaworthiness of the plane allowed to apply it in the high sea where could not operate poplavkovye planes. М-9 it was possible to suspend on a hook, to take on the ship and to float from it. All it offered to it advantages before other seaplanes. 
on September, 17th, 1916 the sea pilot lieutenant JA. I.Nagursky on М-9 has executed Nesterov's successively two loops. It bylipervye in the world ' loops ' on a seaplane. 
