DO NOT HAND – CRANE

DO NOT HAND - COCKOne who has built a residential building, cottage or garden house, knows how difficult and difficult to assemble the Foundation, walls, floors and other structural elements. To move the blocks on the Foundation at several meters to the side of the construction site and lowered them into the trench, it requires the effort of many workers — skilled teams. But you can when performing these works to do one transportable lifting device.

RELIABLE CHAIN

TRUSTED CHAIN

Amateur designers of vehicles, and motor agricultural machinery often have to work with what is at hand. Typically, this is the engine from a moped or motorcycle, the wheels of a Bicycle, scooter or sidecar, some factory default or self-made components and parts. When the idea to connect them all in varying designs, the inevitable question what to take counter sprocket (driving is already on the engine), how to calculate?

“ROLY-POLY”

When I got a Studio apartment for room with an area of about 19 m2 was not able to come to the store and buy a universal or combined furniture. Had to do yourself. Particularly successful has turned the retractable bed: used it for 10 years. In contrast to the common schemes, with its vertical lift used horizontal, but without joints; simply trip standing on the floor of the bed to the side. This possibility is achieved through the bottom of the canister, the wall of which has a cylindrical rounding. This, of course, requires less effort and eliminates the need for devices necessary to balance the severity of the bed when lifting.

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THE THERMOSTAT OF THE IRON

THERMOSTAT OF THE IRONWith great interest I read in “M-To” article L. Christmas “Cellar, on the balcony.” Without a doubt, the invented by good and necessary in a city apartment unit. Writing about the atom with knowledge of the matter, as he for two consecutive years, keeping vegetables on the balcony in a similar thermostat. The results are excellent: all placed in a container in the autumn, stored until spring.

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“LIGHTNING” FROM THE BATTERY

Most of the photographers prefer flashes with battery. Such pulsed lamps serial production get a charge from the battery “Molniya” or the inverter low voltage dry cells in the high. But “Lightning” is rarely for sale and is kept short. Batteries do not save enough — the kit is barely enough to shoot two narrow films. So we have Willy-nilly “attached” to a wall outlet.

GOAL – ZENIT

GOAL - ZENITToday we want to introduce readers passionate about rocket modeling, with interesting design, developed and applied with success in competitions Czechoslovak athlete Joseph Rihoy. In 1983, the model helped him to achieve high results: in the championship of Czechoslovakia, he was a silver medalist, to become the first it was allowed only an unfortunate accident — the parachute didn’t open in the last round, it happened because of moisture on the dome at the last landing in the wet grass. It should be noted that the champion of the competition used the model of such a scheme.

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MINI-MOKIK: SCHOOL OF DESIGN

MINI-MOKIK: SCHOOL OF DESIGN

Small cars and motorcycles always aroused great interest among Amateur designers. This is understandable: a vehicle having a small size and weight, low fuel consumption, well fit into the traffic flow of city streets, convenient to maintain and repair and durable enough, can not to attract attention, and, of course, primarily a teenager.