The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 2026
Filed:
Feb. 17, 2022
Applicant:
Guala Dispensing S.p.a., Alessandria, IT;
Inventor:
Riccardo Alluigi, Alessandria, IT;
Assignee:
GUALA DISPENSING S.P.A., Alessandria, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B 11/10 (2023.01);
U.S. Cl.
CPC ...
B05B 11/1069 (2023.01); B05B 11/1011 (2023.01);
Abstract
A trigger dispensing head of a trigger dispensing device is provided. The trigger dispensing head has a cylinder chamber, a piston, a pressure chamber, a sleeve having an end wall, a suction duct terminating in a suction mouth, a dispensing duct, and valve members for regulating flow of a product. The valve members have a valve element made in one piece. The valve element has a tubular portion, a flexible flap, and an annular membrane.