SCREW JACK Russian patent published in 1994 - IPC

Abstract RU 2018482 C1

FIELD: self-propelled hoisting machines. SUBSTANCE: screw jack has body and rod mounted within it for engagement with support plate to form screw pair, rod grips with radial stops, drive stop pushers formed as horizontal magnetostrictive cores. Normally closed friction brake driven by vertical magnetostrictive cores is mounted on rod end. EFFECT: increased capacity and wider operational capabilities. 2 cl, 2 dwg

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RU 2 018 482 C1

Authors

Ehlojan S.M.

Bychinskij B.A.

Dates

1994-08-30—Published

1990-03-14—Filed