DEVICE TO OPEN AND CLOSE HOPPER CAR UNLOADING HATCHES Russian patent published in 2009 - IPC B61D7/24

Abstract RU 2375221 C1

FIELD: mechanics.

SUBSTANCE: proposed device comprises drive shaft (1) arranged across car and furnished with levers (35) and bell cranks (6) with forks (7) to adjust pressing covers (9) against hatches. Drive mechanism (12) is made up of drive and driven shafts. Sliding nut (32) with screw is coupled with driven shaft. Aforesaid screw is linked up by tie rod (34) with levers (35) and linked, via bearings, to car body and frame. Drive shaft extension is furnished with flywheel (20), another extension supports outer drive. Proposed device has locking device for shaft (1) and similar device to lock flywheel (20).

EFFECT: higher reliability, simpler design, lower metal input and increased car load carrying capacity.

3 cl, 8 dwg

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RU 2 375 221 C1

Authors

Burenkov Nikolaj Stefanovich

Titov Jurij Vasil'Evich

Basenko Vladislav Vital'Evich

Dates

2009-12-10—Published

2008-07-14—Filed