A dosing pump (1) which can be placed in particular on bottles (3) or the like comprises a pump chamber (14) with two valves, a piston section (16') which is guided in the pump chamber and a bellows (B). To improve the dosing pump, the bellows (B) and the piston section (16') are of one-piece construction.
申请公布号
DE3928521(A1)
申请公布日期
1991.03.14
申请号
DE19893928521
申请日期
1989.08.29
申请人
MEGAPLAST DOSIERSYSTEME GMBH & CO, 5600 WUPPERTAL, DE