SPRINKLER Russian patent published in 1994 - IPC

FIELD: agricultural engineering. SUBSTANCE: sprinkler has pump with body incorporating diaphragm and rod extending along pump vertical axis. Rod is passed through guiding sleeve for interaction with diaphragm and is connected through lever with spring-biased pedal of pump drive. Suction and delivery valves are mounted on cover in lower part of pump. Each valve has locking member in the form of spring-biased plate made from rubber. EFFECT: reduced power consumption for sprinkling working fluid and enhanced reliability in operation. 2 dwg