A ball valve for admixing a foaming agent in fire extinguishing devices, includes a dosing plate (12) positioned in the valve inlet. One or more openings (eg. 21-24 in Fig. 11) provide for variations in dosing required. Various configurations of the opening or openings are disclosed. <IMAGE>
申请公布号
DE4115101(A1)
申请公布日期
1992.11.12
申请号
DE19914115101
申请日期
1991.05.08
申请人
TOTAL WALTHER FEUERSCHUTZ GMBH, 5000 KOELN, DE
发明人
GOEHRINGER, HERMANN, DIPL.-ING., 6900 HEIDELBERG, DE
