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:
May. 23, 2023
Filed:
Nov. 27, 2018
Applicant:
Stamford Devices Limited, Galway, IE;
Inventors:
Assignee:
Stamford Devices Limited, Galway, IE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B 17/06 (2006.01); B05B 17/00 (2006.01);
U.S. Cl.
CPC ...
B05B 17/0646 (2013.01);
Abstract
An aperture plate () is attached at its rim () to a support washer () by adhesive. Anchor grooves () having a zig-zag pattern in plan are machined in the lower surface of the rim (of the aperture plate before application of the adhesive. The grooves () extend out to the edge of the aperture plate (). The anchor grooves have a depth in the range of 10 μm to 40 μm, and a width in the range of 20 μm to 150 μm, and an angular pitch in the range of 2.5° to 12.5°. Excellent bonding strength is achieved for long term reliable attachment in an environment of high frequency vibration and moisture and chemical corrosion.