| 简介 |
FIELD : machine building.
SUBSTANCE : perforator has the feed support, secured to the perforator by one end, and rested against stop by the other end, wherein the feed support is made with possibility of the perforator feeding towards drilling direction and the perforator feeding termination in the drilling direction, respectively, wherein there is a control to regulate the feed support, and start-device is made for the perforator switching on. The start device of the perforator has a lever made with the possibility of turning from start position, where the perforator is switched off, towards the perforator for its switching on. The control to regulate the feed support is provided on rare handle of the perforator just at top or at angle on top, and if looking to drilling direction, in front of at least part of the lever, when the later is in start position such, that the control and the start device can be achieved simultaneously by one hand.
EFFECT : safety assurance, improved control and ergonomic, easy drilling.
15 cl, 7 dwg |
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