公开(公告)号：US20230415177A1

公开(公告)日：2023-12-28

申请号：US17796274

申请日：2021-10-12

Applicant: Guangdong Neat Packaging Co., LTD.

Inventor： Yuanhong MEI ,  Zhiyun ZENG

IPC: B05B7/00 ,  B05B7/04

CPC classification number: B05B7/005 ,  B05B7/0425

Abstract: An all-plastic external foam pump, including an actuator, a fixing member, a plunger, an elastic member, a cylinder body, and a straw, is provided. One end of the fixing member is fixed or detachably connected to the actuator, and the other end is fixed or detachably connected to the plunger. The fixing member is at least partially accommodated in the cylinder body. One end of the plunger is penetrated into the elastic member. The straw is installed on one end of the cylinder body. A pulling rod is disposed in the plunger. The pulling rod is disposed in linkage with the plunger. The elastic member is made of a recyclable elastic material. A liquid mixing portion is disposed in the fixing member.