DEVICE FOR OPENING AND CLOSING DISCHARGE HATCH COVERS OF HOPPER CARS Russian patent published in 1995 - IPC

Abstract RU 2031027 C1

FIELD: railway transport. SUBSTANCE: device has shaft 4 with hinged support 5 and worm 3 on one end which forms, together with sector secured on drive shaft 1, a self-braking pair. If shaft 4 is turned through some value around axis of support 5, worm will be brought out of engagement with sector. Fitted on other end of shaft 4 is bracket 6 secured on longitudinal beam of car frame, and also handle-lock 7, handwheel 8 and shaft shoulder 9. EFFECT: enhanced reliability and convenience of operation. 4 dwg

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RU 2 031 027 C1

Authors

Kotov N.T.

Ojja V.I.

Sen' P.A.

Tikhonenkov A.P.

Dates

1995-03-20—Published

1991-12-24—Filed