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:
Oct. 02, 2012
Filed:
Apr. 28, 2009
Applicants:
Tryggvi Emilsson, Champaign, IL (US);
Nikolaus Voggenauer, Fithian, IL (US);
Inventors:
Tryggvi Emilsson, Champaign, IL (US);
Nikolaus Voggenauer, Fithian, IL (US);
Assignee:
Advanced Lighting Technologies, Inc., Solon, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 61/36 (2006.01); H01J 9/00 (2006.01); H02G 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device having a quartz or glass body forming a chamber hermetically sealed by one or more pinch seals formed in the body wherein a metallic foil provides an electrical connection through a pinch seal. A method is provided for protecting a portion of the metallic foil from corrosion prior to forming the pinch seal by coating at least a portion of the foil with a film comprising silica, and applying a refractory abhesive to at least a portion of the film.