| 摘要 |
FIELD: engines and pumps. ^ SUBSTANCE: liquid proportioner comprises a casing, a cylindrical part arranged inside aforesaid casing, a piston reciprocating in the aforesaid cylindrical part and piston drive. It incorporates also a secondary appliance to accelerate the piston on emptying the proportioner as compared to the piston motion on suction. The said secondary appliance incorporates the means to generate power required for acceleration, appliance to block the said power generation source and the appliance to start up the latter. The invention also covers the method of proportioning using the aforesaid proportioner. ^ EFFECT: simple and accurate proportioning. ^ 14 cl, 3 dwg |
