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:
Jul. 29, 2014
Filed:
Aug. 24, 2011
Applicant:
Dominique Cloetta, Villars-sur-Glâne, CH;
Inventor:
Dominique Cloetta, Villars-sur-Glâne, CH;
Assignee:
Tetra Laval Holdings & Finance S.A., Pully, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21K 1/08 (2006.01); H01J 3/14 (2006.01); H01J 3/26 (2006.01); H01J 49/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a control grid for an electron beam generating device, wherein the control grid comprises apertures arranged in rows in a width direction and columns in a height direction, wherein a majority of the apertures in a row have the same size, and wherein the size of the apertures of at least one row differs from the size of the apertures of another row.