Patent ID: 6929033
Filing Date: 2005-08-16
Classification: B01F,Y10T

Abstract:
1. A liquid dilution device, comprising: a main body; a diluent passage formed in said main body; a negative pressure generating section formed in midstream of said diluent passage; a connecting passage formed in said main body and connected to said negative pressure generating section; a liquid supply passage which supplies special liquid to said diluent passage through said connecting passage; a jet which connects said connecting passage and said liquid supply passage; an air intake opening through which the liquid supply passage side of said jet connects to atmospheric air; an open-close which opens and closes said air intake opening; a cylindrical dial which is free to pivot and disposed outside said main body; and a plurality of the jets disposed on particular circumference of said dial, wherein negative pressure is generated at said negative pressure generating section by making liquid flow in said diluent passage, with said open-close means opened, so that air is introduced from said air intake opening to said diluent passage through said jet and said connecting passage.