公开(公告)号：US20230201851A1

公开(公告)日：2023-06-29

申请号：US18008333

申请日：2021-06-03

Applicant: GUALA DISPENSING S.P.A.

Inventor： Massimo REPETTO ,  Alessandro PIGAZZI

IPC: B05B11/10 ,  B05B11/00 ,  B05B7/00

CPC classification number: B05B11/1064 ,  B05B11/007 ,  B05B11/1067 ,  B05B7/005

Abstract: Provided is a dispensing head with a trigger for a dispensing device having a frame, a piston chamber, a piston, a dispensing duct, a suction duct, pre-compression valve means, suction valve means, and a nozzle assembly having a nozzle and a dual chamber foamer. The dispensing head is particularly effective for dispensing products with sanitizing and antimicrobial effect.

公开(公告)号：US20240164592A1

公开(公告)日：2024-05-23

申请号：US18552464

申请日：2022-03-09

Applicant: GUALA DISPENSING S.P.A.

Inventor： Alessandro PIGAZZI

IPC: A47K5/12 ,  B05B11/10

CPC classification number: A47K5/1201 ,  B05B11/1001

Abstract: Provided is a dispenser for pasty products having a fixed head that has a dispensing duct for dispensing a product, a pump with an elastically deformable cap, a manually-operated actuator, a separating wall with a suction inlet, and a suction valve cooperating with the suction inlet. The suction valve has a valve body and a plurality of tabs that bend and open the suction inlet in a product suction step, and close the suction inlet in a product dispensing step.