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2 215 156

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IPC

(21) (22)

Application

2001124092/03, 2001-08-29

(24)

Start date

2001-08-29

(22)

Actual filing date

2001-08-29

(45)

Published

2003-10-27

(72)

Inventor

Andreev Georgij VladimirovichVasserman Igor' Grigor'EvichKosarev Vasilij Vasil'EvichKosarev Ivan Vasil'EvichLaptev Anatolij Grigor'EvichOvcharenko Valerij Anatol'EvichRjabchenko Aleksandr Sergeevich

(73)

Holder

Donetskij Gosudarstvennyj Nauchno-Issledovatel'Skij, Proektno-Konstruktorskij I Ehksperimental'Nyj Institut Kompleksnoj Mekhanizatsii Shakht

POWERED SUPPORT UNIT Russian patent published in 2003 - IPC

Abstract RU 2215156 C2

FIELD: mining; applicable in powered support of breakage faces in underground mineral mining. SUBSTANCE: powered support unit includes roofing, hydraulic props, two bases between which hinges and movable mechanism are installed and also two levers secured to each base for limited turning and engagement with movable mechanism, and hoisting jack hinged by means of rod with one of levers. Cylinder of hoisting hydraulic jack is hinged with the second lever. Plane of turning of levers and axis of hydraulic jack are square to direction of motion. EFFECT: use of one hydraulic jack for hoisting of both bases, higher operate reliability of hoisting mechanism and entire unit, extension of passage for miners in face space. 5 dwg

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RU 2 215 156 C2

Authors

Andreev Georgij Vladimirovich

Vasserman Igor' Grigor'Evich

Kosarev Vasilij Vasil'Evich

Kosarev Ivan Vasil'Evich

Laptev Anatolij Grigor'Evich

Ovcharenko Valerij Anatol'Evich

Rjabchenko Aleksandr Sergeevich

Dates

2003-10-27—Published

2001-08-29—Filed