UNIVERSAL STOPS

UNIVERSAL STOPSTry to cut multiple identical workpieces on a lathe. How many times have to use a caliper! But if you make for his Studio, universal focus, the workpiece will turn out one in one — and without the frequent use of any measuring tool. Arranged focus just. In the tool post of the lathe near the cutter secured using a steel strap with a screw hole, in which is wrapped a screw. He will serve as a measuring stop is enough to set it to the desired size and fix it with the locknut. Now, to cut the workpiece of a given size, the rod from the holder just forward of the machine until it stops at the bolt head.

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CARTRIDGE-GUN ARKHANGELSK

CHUCK-AUTOMATIC ARKHANGELSKVocational school graduates, finishing school, to protect diploma. They are often self-development: engineering and manufacturing of complex parts, assemblies, or fixtures. Cartridge-machine — theme of the graduation project of the former student of vocational school № 40, now training master M. Arkhangelsk.

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LIGHTER, DARKER

LIGHTER DARKERSmoothly change the brightness of room lighting or hall comfortable with the thyristor voltage regulator (see Fig.). The scheme allows you to adjust the load voltage ranging from 220 V to 0, 25 W to 1 kW. But if the thyristors to supply the radiators, then it will increase to 1.5 kW. The main elements of the regulator, the thyristors V1, V2, included a counter each other and parallel to the load. They alternately pass current in one or in the other direction.

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TAKE THE ROAD

I travel frequently, so I made myself comfortable Hiking hanger, which is even more compact folding, produced by industry. Of the device it is clear from the figure. The tube can be any, say, plastic. This hanger will be even leaner, if it is to collect two tubes, entering one another. Locking them in extended Read more…

SHEET ADD

ADD SHEETUsually a heavy box, container or pallet with a load attaching to a lifting mechanism using four ropes-slings; lumber, pipe of large diameter it is possible to raise two. If you overwhelm sling loop-the loop, the normal load will rise and it one. Well, if you want to move, say, heavy sheet metal?

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SNOW “PLANE”

SNOW In No. 10 for the year 2007 was published material designer homebrew A. Knyazeva from the city of Rasskazovo of the Tambov area made them a few snowmobiles. More detail in the publication was lighted the fifth design with the engine M-11FR from the Yak-18U, cabin and ski from the Yak-12. Today the author talks about his sixth, and as he says, the most successful design.

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