To provide a raw material soil feeder capable of preventing the raw material soil from being solidified in a hopper to start bridge in the raw material soil feeder constituted by having the hopper wherein the raw material soil is received and a raw material soil conveyor conveying the raw material soil received by the hopper.
The raw material soil feeder is so constituted that a gate 11 provided to a downstream side in the direction of conveying the raw material soil in the raw material soil hopper 9 is formed in a movable manner and, at the same time, a raking device 22 formed by using a projection 28a-attached belt 28 going round between both up and down sections of the gate 11 is provided to the gate 11 and that the raw material soil can be raked out of the hopper by the raking device 22.
YASUDA TOYOTARO
MATOBA NOBUAKI
