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2 028 455

(13)

C1

(51)

IPC

(21) (22)

Application

4889221/03, 1990-12-10

(22)

Actual filing date

1990-12-10

(45)

Published

1995-02-09

(72)

Inventor

Azerskaja K.F.Antonov A.D.Zapenin D.I.Myshljaev B.K.

(73)

Holder

Gosudarstvennyj Proektno-Konstruktorskij I Ehksperimental'Nyj Institut Ugol'Nogo Mashinostroenija

DEVICE FOR ADVANCING POWERED SUPPORT Russian patent published in 1995 - IPC

Abstract RU 2028455 C1

FIELD: mining. SUBSTANCE: device for advancing of powered support has beam 9 located between bases 2 of neighboring units, rams 13 connected by means of rods with brackets 16 and guides 10. Brackets 16 are installed on bases 2 movably in transverse direction and made with recesses for guides 10 located in middle part of beam 9. Cylinders of rams 13 are attached to beam 9. Installed between body of base 2 and bracket 16 may be flexible members. EFFECT: higher efficiency. 2 cl, 4 dwg

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RU 2 028 455 C1

Authors

Azerskaja K.F.

Antonov A.D.

Zapenin D.I.

Myshljaev B.K.

Dates

1995-02-09—Published

1990-12-10—Filed

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