A proportioning pump for liquid additive metering having a housing with a diaphragm piston therein and inlet and outlet primary fluid lines to said housing for moving said diaphragm piston up and down. Additive pistons for pumping an additive liquid into said primary fluid with said additive pistons being moved by said diaphragm piston.
申请公布号
US5055008(A)
申请公布日期
1991.10.08
申请号
US19900471496
申请日期
1990.01.29
申请人
CHEMILIZER PRODUCTS, INC.
发明人
DANIELS, RAYMOND R.;SCHEID, NORMAN W.;BRYANT, DONALD C.