HYDRAULIC WEDGING DEVICE Russian patent published in 1997 - IPC

Abstract RU 2087711 C1

FIELD: mining, particular, hydraulic mechanisms for separation of monolithic blocks from rock mass in natural stone cutting. SUBSTANCE: the offered device has wedge working member in form of main wedge located between movable apart webs, auxiliary wedge with hydraulic cylinder located between stopping members installed on bar connected with main wedge and made for interaction with main wedge and movable-apart webs. The design of hydraulic wedge device provides for use of hydraulic wedging force unit of hydraulic wedging device for servicing several wedge working members installed in several drilled hobs. EFFECT: higher efficiency. 4 cl, 3 dwg

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RU 2 087 711 C1

Authors

Sharapov Aleksandr Vasil'Evich[Ua]

Marchenko Jurij Nikolaevich[Ua]

Dates

1997-08-20—Published

1995-04-27—Filed