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2 134 793

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Application

98102104/03, 1998-02-10

(22)

Actual filing date

1998-02-10

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Published

1999-08-20

(72)

Inventor

Namestnikov Ju.I.Potapenko V.A.Nikishichev B.G.Sidorchuk V.K.Ryzhov A.M.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Nauchno-Issledovatel'Skij I Proektno-Konstruktorskij Ugol'Nyj Institut"

SELF-PROPELLED POWERED SUPPORT Russian patent published in 1999 - IPC

Abstract RU 2134793 C1

FIELD: mining industry, support of rocks when excavating minerals by chamber-column system. SUBSTANCE: self- propelled powered support includes supporting part resting against hydraulic props put on undercarriage composed of frame, drive and caterpillars. Frame of undercarriage has pockets with grooves where axles carrying trolleys with rollers contacting lower branches of caterpillar. Cylinders of hydraulic cylinders which rods rest against upper sheet of frame are anchored on trolleys with the use of axles. EFFECT: reduced contact tension and specific pressure on ground. 2 dwg

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RU 2 134 793 C1

Authors

Namestnikov Ju.I.

Potapenko V.A.

Nikishichev B.G.

Sidorchuk V.K.

Ryzhov A.M.

Dates

1999-08-20—Published

1998-02-10—Filed

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