APPARATUS FOR IMPROVING DRILLING ACCURACY OF ELECTRIC DRILL Russian patent published in 2005 - IPC

Abstract RU 2247009 C1

FIELD: machine engineering, namely manual drilling machines.

SUBSTANCE: apparatus for improving drilling accuracy of electric drill includes liquid-type level gage mounted in drill; unit for correcting position of electric drill relative to drilling plane. Liquid type level gage has three parts -ampoules mutually communicated with possibility of moving air bubble from one ampoule to other. Unit for position correcting is in the form of additional liquid type level gage mounted inside cube.

EFFECT: enhanced accuracy of drilling.

2 cl, 3 dwg

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RU 2 247 009 C1

Authors

Isaev V.I.

Dates

2005-02-27—Published

2003-05-20—Filed