SOIL MELLOWER WITH GAS DYNAMIC INTENSIFIER Russian patent published in 2006 - IPC A01B37/00 

FIELD: agricultural engineering, in particular, deep mellowing equipment.

SUBSTANCE: mellower has frame, spring-loaded tooth with channels and openings, discharge chamber, locking device, and control system. Discharge chamber consists of discharge pipe communicating with tooth channel, and accumulating chamber with discharge branch pipe. Locking device formed as spring-loaded membrane with thrust plate defines single end wall for said accumulating chamber and said pipe and is positioned for communicating the latter. Control system is made in the form of control chamber equipped with discharge opening. Spring-loaded valve is located in discharge opening of control chamber, and lever disposed above spring-loaded valve is connected to frame and is contacting with said valve. Membrane and thrust plate are equipped with opening having effective section smaller than effective section of discharge opening of control chamber. Spring acting upon tooth is fitted with precompression mechanism.

EFFECT: enhanced reliability in operation and increased efficiency.

1 dwg