I want to share my experience in the construction of the winter water supply for periodically heated garden (suburban) home. Operation of my water supply in winter 2012/13, when the temperature dropped to minus 35°C, showed its high reliability. Diagram of water is shown in Fig. 2. Water pipes laid at a depth of 30 – 40 cm, but do not require heating. The level of penetration is determined by considerations of labor costs and create minimal bias (of about 2 cm to one meter of pipe) in the direction from the house to the well.TWO ASSISTANT
Our tractor is small and simple. And although it is still unnamed (“workaholic” for several years), but trouble free. Thanks to him and the son willingly helps with the housework. The engine “traktorista” scooter “Tourist”. Gear from a cargo scooter, reversible. Differential — GAZ-52, turned to the limit on a lathe. The frame is welded Read more…
Description a three-wheeled tandem, published in the journal (№3, 1979), I liked inherent in it the idea to tandem bike of the usual single, without making major changes to the original design. But the proposed version was not very satisfied: still frame of the second bike had undergone the unwanted interference. I wanted to find a way of articulation, that when there is no need to tandem it was possible to restore the bike to original form.
Little micro-car BMW ISETTA. This has happened more than once. Crest of the economic crisis, the Great depression or the post-war ruin — and instead of the heavy limousine with big motors car company suddenly started to produce a compact and inexpensive cars that are in high demand from impoverished buyers. The result is a miniature sidecar pulled from the verge of bankruptcy that created them, car companies, and they, in turn, pulled out of the crises and the country’s economy.
Four-engine airliner Britannia started to be developed on the instructions issued in 1946, for long-haul flights to the outskirts of the British Empire. Originally it was going to equip with piston engines, but in 1949 they were replaced TVD “Proteus”. The first prototype flew on 16 August 1952 mass production of the Britannia was carried out between September 1954, However, forced landing in Uganda in operational trials in March 1956 delayed the introduction of the aircraft on regular routes. The first flight from London to Johannesburg, the plane made 1 Feb 1957
Our correspondent met with the President of the hang gliding Federation of sports of the USSR Evgeny N. Yelizarov and asked to tell about the development of this technical sport in the country.
