Clothespins (clothes and other) consist usually of several parts. From one: their manufacture will require only a steel strip. First she bent her middle round rod, then the ends of the strips are folded into the ring and voila! Such pins are easily approaching curved jaws on suspended or compressible things, and when pressed on the opposite ends, through the spacer ring, is released.
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MAGIC IS “ACROBAT”
The principle of the toy is clear from the figure. Figure "acrobat" with a height of about 25 mm of foam is spherical in the base of the lead. Making the jump, a figure stands on the...
Pumps water by day, guards the house at night
The automation device I designed is intended for farmers and owners of dachas with an autonomous water supply system whose key elements are a water source (river, lake, well or borehole),...
