Rowing oars allow for powerful strokes, but where the boat is heading is not visible – the rower sits with their back against the direction of movement. The propulsion system of the proposed design lacks this drawback – it is a pair of vertical hinged devices installed along the sides of the vessel. Externally, they Read more…
Having started setting up the household on a neglected dacha plot, I installed a cabinet with a sink in the kitchen. I hung a washbasin and placed a bucket underneath for drainage. This works for rural areas, but at least twice a day I had to take out the filled bucket and find a place Read more…
Usually, a bicycle is used for five to six months a year, and the rest of the time it sits idle waiting for the new season. But if you equip it with simple devices and supports, you’ll get an excellent exercise machine. Instead of handlebars, the bicycle-exercise machine has a bottom bracket unit installed (without Read more…
The propulsion system of this snowmobile consists of a rubber-fabric track made from a 300 mm wide conveyor belt and joined into a ring using a hinged loop. On its outer surface, cleats made of duralumin channels are installed, and on the inner surface – brackets that allow the track to be driven by the Read more…
In good weather, it’s pleasant to sit on the balcony at a table with a book or chess, have some tea or, on the contrary, refreshing drinks. However, at other times, the table is a hindrance on the cramped balcony space. The solution is to make a folding or drop-down version. One type of compact Read more…
Owners of private houses or dachas often face the need to prepare concrete solutions. Mixing water, gravel, and cement in a certain proportion is not difficult, but very labor-intensive, requiring considerable time and physical effort. And if it is necessary to perform large volumes, the process of preparing concrete or masonry mortar turns into hard Read more…
Brickwork is always in plain sight. Brick has a regular geometric shape, and against its background, uneven mortar joints are very noticeable and look unsightly. Maintaining the same thickness of joints between all rows of bricks is not easy even for an experienced professional mason, let alone a beginner or “self-builder”. However, there is a Read more…
Plastic bottles are an excellent material for various DIY projects. They are especially widely used by gardeners and vegetable growers. Here are some useful ideas. Cut plastic bottles can be used for growing strawberries. The bottom part of the bottle with holes in the bottom serves as a container for the plant, which is partially Read more…
How could one not help little Katyusha see the fish swimming! During a boat trip with grandfather Viktor on the lake, she kept leaning over the side, trying to see the underwater inhabitants. Grandfather, fearing that his granddaughter might accidentally fall into the water, asked her not to lean over the water anymore. And he Read more…
“Manual labor — to the shoulders of machines!” — under this headline, materials from the All-Union Conference of VISKHOM named after V. P. Goryachkin were published in our magazine (see “M-K”, 1982, No. 8). With the speeches of its participants about the importance and necessity of developing small-scale mechanization means, the editorial board opened a Read more…
