Pouch and pump dispensing system

摘要

A bellow actuated pump may be attached to a pouch using a pouch fitment integrated with a base of the pump or to which the pump may be attached, wherein the pouch fitment includes one or more curved wings and each of the wings has one or more weld ribs wherein at least two weld ribs cross to provide a contact for sealing with a pouch.

主权项

1. A dispensing system, comprising:
a pump, comprising:
a pump base comprising an inlet passage, a discharge passage and an interior chamber between the inlet passage and discharge passage;a molded valve seated in the interior chamber of the pump base, the valve comprising:
a valve stem;an outlet valve at one end of the valve stem and sealed against the discharge passage;a valve disc at an end of the valve stem opposite the outlet valve; anda valve rim encircling at least a portion of the valve disc;a valve insert secured in the pump base and in contact with the valve rim;a bellow seated on the pump base; anda cap securing the bellow to the pump base; a pouch fitment attached to the pump, comprising at least one curved wing having a top surface and a bottom surface, wherein the top surface and bottom surface slope from a wide portion to a tip where the top surface and bottom surface meet; and a pouch attached to the top surface and bottom surface of the pouch fitment.