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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||239/124 ; 239/170 ; 239/581.1 ; 137/625.22|
|발명자 / 주소||
|출원인 / 주소||
|대리인 / 주소||
|인용정보||피인용 횟수 : 16 인용 특허 : 19|
A spraying system having a control valve with an inlet port for connection to a liquid supply, a discharge port for connection to a spray nozzle, and a return port for connection to the liquid supply. The control valve includes a valve member which has a liquid flow passageway and is movable between an open position in which the liquid flow passageway communicates between the inlet and discharge ports for permitting the direction of pressurized liquid to the spray nozzle and a second position which prevents the flow of pressurized liquid to the discharge...
[ What is claimed is:] [1.] A spraying systems comprisingat least one spray nozzle having a discharge orifice for directing a liquid spray;a control valve having a housing;said housing having an inlet port, a discharge port, and a return port,a first liquid supply line for connection between said inlet port and said liquid supply whereby a pressurized liquid flow stream may be directed to said inlet port;a return line for connection between said return port and said liquid supply;a second liquid supply line for connection between said discharge port and ...