| 摘要 |
A rucksack contains a sack of a waterproof fabric, fastening belts with buckles, weights, outfit, batteries (sources) of power supply and devices. The rucksack is additionally equipped with devices of night vision, navigation, a dosimeter, an electromagnetic generator, generating direct current of a voltage of 9 V, springs buff pushes from the rucksack, placed on a back, while the one is walking. In doing so the generator is connected with devices, arranged on a tray, with the aid of an electric circuit, the springs are arranged between the tray and the bottom of the rucksack.
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