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. 27, 2024
Filed:
Nov. 26, 2019
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B 1/18 (2006.01); B05D 1/02 (2006.01); B05C 5/02 (2006.01); B05B 12/20 (2018.01);
U.S. Cl.
CPC ...
B05B 1/185 (2013.01); B05B 12/20 (2018.02); B05C 5/027 (2013.01); B05D 1/02 (2013.01);
Abstract
A washcoat showerhead for depositing a washcoat onto a face of a substrate comprises a housing having an inlet for receiving the washcoat, a showerhead plate and a baffle. The housing and showerhead plate define a showerhead cavity with the baffle located within the showerhead cavity. The showerhead plate has a plurality of nozzle apertures for discharging the washcoat towards the face of the substrate. The baffle comprises an impermeable central body and a plurality of arms extending from the impermeable central body, the plurality of arms defining a plurality of flow apertures circumferentially arranged around the impermeable central body.