DEVICE FOR WATER JET TREATMENT OF MATERIALS Russian patent published in 1998 - IPC

FIELD: water jet cleaning of paintwork against deposits and formation; water jet cutting of various materials. SUBSTANCE: device includes water jet tool whose inlet is connected to water pressure source and second outlet is connected to drain main. Device is provided with trigger mechanism fitted with trigger member and control pneumo (hydro) distributor connected with trigger mechanism; inlet is connected to control pressure source brought out to device and outlet is connected to control chamber of three-line follow-up air distributor whose backpressure chamber is connected with its inlet. This air distributor performs function of pressure regulator forming the trigger mechanism together with control pneumo (hydro) distributor and trigger member. EFFECT: ease in operation; enhanced operational efficiency and reliability; reduced mass, overall dimensions and cost. 6 cl, 5 dwg