K-7 is a Soviet multi-purpose aircraft pilot-giant design Bureau K. A. Kalinin. Was developed in the early 1930-ies, using original engineering solutions, new technologies and materials. Passed flight tests in 1933, however, in connection with the identified deficiencies in the design, and the disaster of the first produced aircraft, the test failed. In 1935, in connection with the change in the Soviet concept of aircraft construction, the construction of two new models of the machine was suspended, and then all work on the K-7 is discontinued.
Recommend to read
DOUBLE KIT
Submarine kit built by St. Petersburg-Mikhail Puchkov. The double submarine (captain and passenger). Length - 5400 mm, width 1150 mm, height - 1300 mm, sediment - 660 mm, weight - 3 tons...
AS IF ON ANCHOR
In some areas of the apartment (kitchen, hall) door, usually left open. And fix it in this position will help ordinary magnet, mounted on the wall, but if the handle is steel. The magnet...
