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2 714 335

(13)

(51)

IPC

B61F5/52(2006-01-01)

(21) (22)

Application

2019124370, 2019-07-29

(24)

Start date

2019-07-29

(22)

Actual filing date

2019-07-29

(45)

Published

2020-02-14

(72)

Inventor

Bubnov Valerij MikhajlovichIzupov Viktor NikolaevichMankevich Nikolaj Borisovich

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennostyu Spetsializirovannoe Konstruktorskoe Byuro Vagonostroeniya Imeni Valeriya Mikhajlovicha Bubnova"

FREIGHT CAR BOGIE CAST SIDE FRAME Russian patent published in 2020 - IPC B61F5/52

Abstract RU 2714335 C1

FIELD: transportation.

SUBSTANCE: invention relates to railway transport, namely, to design of side frames of three-element trolleys. Frame comprises central spring opening, top, bottom and two inclined belts and two vertical columns. Inner ribs in inclined belts and ledges on outer side of frame adjoin radius transitions made in lower corners of opening. Every lower opening angle contains two radius transitions. Upper transition is made with deepening into vertical column and is conjugated with inclined belt at tangent. Lower transition matches the inclined belt with the support platform.

EFFECT: increase in the reliability of the solebar is achieved.

3 cl, 5 dwg

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RU 2 714 335 C1

Authors

Bubnov Valerij Mikhajlovich

Izupov Viktor Nikolaevich

Mankevich Nikolaj Borisovich

Dates

2020-02-14—Published

2019-07-29—Filed