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WATER — ON-DEMAND
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It is known that the standard diameter of a pencil stylus and the inner diameter of the collet gripping for him, the compass does not correspond to each other: terminal to insert, we have to undermine. Even more hassle, if you want a colored pen. Yes, and to rescue the rest of the pencil is also not a simple matter: it will only be with a needle or knife.
The magazine has repeatedly printed design microvesicles on the basis of details of children’s bikes and motors D-5 and D-6, however mainly for use in the summer. We with the friend decided to create a machine where you could go in summer and winter.
I have improved the conventional electric soldering iron. It turned out lightweight and compact (see Fig.), you can carry even in your pocket. It is easy to make and a beginning radio Amateur. This requires electroputere, a burned out tube and cut stranded insulated wire. From the bulb the bulbs carefully pry off the cap Read more…
To pump bike camera conventional pump, it is necessary to work hard. And the difficulty — in nipple of the valve chamber. It is easy to replace the valve used on cars and motorcycles. However, my method is only suitable for the old, nezaboravnim valve chambers: remove and let go of the nut, regular valve, Read more…