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2 378 439

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(51)

IPC

E01B9/68(2006-01-01)

E01B9/54(2006-01-01)

(21) (22)

Application

2008125605/11, 2008-06-26

(24)

Start date

2008-06-26

(22)

Actual filing date

2008-06-26

(45)

Published

2010-01-10

(72)

Inventor

Kisileva Larisa AleksandrovnaLazutkin Vladimir MikhajlovichJurkhanov Vladislav BorisovichDarienko Irina Nikolaevna

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Zheleznye Dorogi"

UNDERRAIL TIE COVER STRIP-SHOCK ABSORBER Russian patent published in 2010 - IPC E01B9/68 E01B9/54

Abstract RU 2378439 C1

FIELD: railway transport.

SUBSTANCE: underrail tie cover strip-shock absorber comprises several horizontal layers made up of various materials. Cover strip-shock absorber material represents soft resin with Shore hardness "A" of 45-50 units, while rubberised fabric layers reinforce strip top part and its base. Two extreme opposite fabric layers, on both sides of strip-shock absorber, are rubberised with rubber mix containing 30 weight % of powder extremely-macromolecular polyethylene with molecular weight not exceeding 8.0 million of g /mol.

EFFECT: higher damping qualities and reliability of strip-shock absorber.

2 dwg

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RU 2 378 439 C1

Authors

Kisileva Larisa Aleksandrovna

Lazutkin Vladimir Mikhajlovich

Jurkhanov Vladislav Borisovich

Darienko Irina Nikolaevna

Dates

2010-01-10—Published

2008-06-26—Filed