VACUUM REGULATOR Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: vacuum regulator has housing and chambers of controlled vacuum and atmospheric pressure positioned inside the housing. The chambers have common wall made up as a flexible diaphragm. The center passage is made in the center of the diaphragm. A spring-loaded supporting member is received in the passage. The housing of the regulator is arranged in the chamber of constant vacuum positioned in the inlet branch pipe and connected with the flexible diaphragm through a cylindric flexible corrugation. The bearing member is constructed as a sleeve which encloses guide by its top part. An adjusting screw is received in the guides. The tie of the gate drive is pivotally connected to the center of the bottom from outer side of it. The gate is movably mounted on the rocking axle which passes through its center and center of the outlet branch pipe. EFFECT: enhanced reliability. 1 dwg