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:
Feb. 13, 2024
Filed:
Feb. 19, 2021
Applicant:
Op-hygiene Ip Gmbh, Niederbipp, CH;
Inventors:
Heiner Ophardt, Arisdorf, CH;
Andrew Jones, St. Anns, CA;
Assignee:
OP-Hygiene IP GmbH, Niederbipp, CH;
Primary Examiner:
Int. Cl.
CPC ...
B05B 11/10 (2023.01); A47K 5/14 (2006.01); B05B 7/00 (2006.01);
U.S. Cl.
CPC ...
B05B 11/1087 (2023.01); A47K 5/14 (2013.01); B05B 11/1001 (2023.01); B05B 7/0037 (2013.01); B05B 11/1069 (2023.01); B05B 11/1074 (2023.01);
Abstract
An improved foam piston pump in which a multiple of air pumps are disposed coaxially about a piston member and spaced axially along the piston member, preferably coaxially with a liquid pump for discharging air and liquid as foam. Each air pump is preferably provided by a modular piston within a modular casing assembly such that arrangements with one, two or more identical air pumps can be assembled from a plurality of the same modular components.