FIELD: driving tools.
SUBSTANCE: driving tool contains body, wherein mechanism chamber is positioned, with oiling material injected into internal space of aforementioned chamber; electric motor, mounted in the body, speed changing mechanism, positioned in the mechanism chamber and connected to electric motor for transferring and switching rotary movement, created by electric engine, connection generation unit, positioned in the body, and connecting passage forming element, positioned in connection forming unit for providing connecting passage which connects internal space of chamber of mechanism to space which surrounds the mechanism chamber. Structural element of connecting passage is used to create at least one obstacle, limiting leak of oiling material into space, surrounding the mechanism chamber.
EFFECT: prevented leakage of oiling material, increased durability and lasting quality of tool.
2 cl, 8 dwg
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