Patent ID: 9409188
Filing Date: 2016-08-09
CPC Classification: B04C,C03B,F16K,Y10T

Claim Text:
1. A trickle valve assembly for supplying particulate material exiting a bottom of a separating cyclone, comprising: a separating cyclone outlet conduit having a bottom end defining a valve seat, the valve seat being inclined with respect to the outlet conduit; a pivotable valve plate assembly with a valve plate pivoting about a valve hinge and a counter-weight on an opposite side of said valve hinge, the counter-weight biasing the valve plate against the valve seat into a normally closed position; and at least one gas inlet disposed in the outlet conduit above the inclined valve seat, the at least one gas inlet being in fluid communication with a supply of pressurised gas, whereby pressurised gas from the at least one gas inlet fluidizes a particulate material above the valve seat; wherein the valve plate is opened by a weight of the particulate material counteracting the counter-weight.