SCREW DRIVER Russian patent published in 1998 - IPC

Abstract RU 2117571 C1

FIELD: mechanical engineering. SUBSTANCE: screw driver has rod with different types of edges at the ends and removable handle. The rod length does not exceed four its diameters. In the middle of the rod are two stop members tightly abutted against each other. The handle is hexahedral or made up as a flywheel. EFFECT: expanded operational resources and decreased metal consumption. 8 dwg

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RU 2 117 571 C1

Authors

Zurik'Jan Mikhail Mironovich

Dates

1998-08-20—Published

1996-12-15—Filed