With a minimum of welding operations, avoiding difficulties of manufacturing in more modest circumstances than the school shops complex assemblies and precision parts to make your tractor versatile — such a task put before him a young technology under the guidance of teacher work secondary school number 3 g. Vyatskie Polyany N. Dulova. Developed original design I. golovizin, S. Karaulov, A. Martynov, Yu. a. Nagovitsyn and other school craftsmen began amicably “to translate into metal”. And now deservedly reaping the results of their work.
IF THERE IS NO GLASS
Good protective glass on the shield or the mask of the welder can be done independently. To do this, cut out two Windows of the same size that the visor or mask, and smoke one of them. It remains only to glue them (having laid between the glass paper gasket) ordinary silicate adhesive. E. BOULUKOS, Read more…



Settlers, developing in our time a new apartment is not to be envied. To start, they have sometimes from scratch, as purchase anything today of furniture is almost impossible. The only thing that from time to time you can find is the shelves. And shelves — is already done: with their two or three dozen, you can build almost any furniture wall. In particular, for the hallway.
Design welding transformer I have, so experience in this are. I want to offer the readers of my last — as it seems the most successful — the development of a welding machine is not entirely conventional design.
After reading in the “M-To” article V. Sedov, “the Trailer for “Jupiter” I thought that the exchange of experiences, ideas and technical solutions encourages and facilitates the work of Amateur designers. Perhaps my thoughts and study will interest readers, come across them on new interesting solutions or at least will help in the technical work.
What is usually associated the term “straight-through”? Of course, with aircraft jet engines to achieve the highest supersonic speeds. And how can become a propulsive ship …? This is what we tell you today. “The heart of The engine,” the proposed mikrosudna is an unusual device, based on the principle of action on convection. Recall that a similar effect is found in the use of liquid cooling devices of some automobile engines ( “Trabant” and others). On these machines, the water circulates independently, as warmer tends to rise up and fall down cold. Thus the cooling system of “pumping” water without using any pump.
When designing equipment for the new sports season to our members once again raised the question of finding a middle ground between championship superparty and sverhpredelna models for beginners.
It just so happened that the car in our country is becoming less of a means of transportation and all more luxury. Accessibility for a person of average wealth — not a speculator, not a businessman, not a banker close to zero. Those hundreds of thousands of rubles, I ask today for any car, not save any “works righteousness”.

