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
TABLE LAMP
This elegant Desk lamp is enough to have two rods with a cross-section 12X12 mm, length of 480 mm and three cubes of appropriate size. The most suitable material for this purpose is...
WITH A HANDLE EASIER
When working with a chisel or punch every blow of the hammer thereon is given in the arm. Suggest on the neck of the tool to wear a rubber tube of the right diameter hose. This will...
