HEAD-SIDE MODULE OF DISCHARGE PUMP FOR DISCHARGE CONTAINER, AND DISCHARGE PUMP COMPRISING HEAD-SIDE MODULE AND PUMP-SIDE MODULE

摘要

To provide a head part module of a discharge pump for a discharge container, in which the head part of the pump mechanism can be readily varied. A head part module of a discharge pump comprises a mounting cap 4 having a link cylinder 10 upwardly extending via an inward flange 8 from an upper end of a mounting cylinder 6 ; a cover ring 16 having a top plate 18 with a through hole 20 in the middle part thereof, an outer wall 24 hanging from an outer circumference of the top plate 18, a first fitting strip 28 and a second fitting strip 30 circumferentially provided on the rear face of the top plate 18, a top part of the link cylinder 10 being loosely fitted into the second fitting strip 30; and a push down head 37 having an outer cylinder 40 hanging from an outer circumference of a top plate 38, a first communication tube 42 hanging from a rear face of the top plate 38 above the through hole 20 and a nozzle 44 forwardly projecting from the outer cylinder 40, the outer cylinder 40 being fitted onto an outer face of the outer wall 24.