RAILWAY TANK CAR DRAINING DEVICE Russian patent published in 2001 - IPC

FIELD: railway transport; carriage of liquid loads; liquid media storage reservoirs. SUBSTANCE: draining device has valve rod, shifting mechanism, limiting stop with resilient element and valve coupled with rod. Draining device is furnished additionally with frame-like shackle connected with rod and shifting mechanism. Set of disk springs is used as resilient element. Draining device is provided with angular and linear displacement limiter to be arranged in shackle frame. Invention provides constant load on shutoff unit valve, irrespective of subjective factors of attending personnel, being not sensitive to dynamic loads unavoidable in operation of railway vehicles. EFFECT: improved operation reliability owing to complete relief of valve shifting mechanism from load in working conditions, improved reliability of shutoff unit in operation, facilitated servicing. 4 cl, 4 dwg