|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||F16K-031/12 B05B-003/04 B05B-003/06 B05B-001/16 B08B-009/049 E03F-009/00|
|미국특허분류(USC)||137/624.27; 137/872; 137/874; 239/581.2|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 3 인용 특허 : 10|
A flow path switching valve is disclosed that can be operated remotely simply by turning flow on and off. The switching valve may be incorporated into the body of a high pressure nozzle. In one embodiment a mid portion of the valve body has at least one passage therein leading from a central axial bore to first and second external ports. A poppet member received in the central axial bore directs fluid flow in a first position to the first external ports. The poppet member, when in a second position, closes the central axial bore through the outlet end of...
1. A nozzle comprising: a hollow body having a central bore, one or more first ports, and one or more second ports, wherein each first and second port extends through the body from the central bore; anda switching valve cartridge including a poppet and a guide disposed in the central bore, wherein the poppet and guide cooperate to direct fluid flow from an inlet to the central bore to the one or more first ports upon application of fluid flow above a predetermined threshold to the inlet to the central bore and, if fluid flow drops below a predetermined t...