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:
Apr. 29, 2014
Filed:
Jul. 06, 2011
Nancy H. Chen, North Andover, MA (US);
James A. Avallon, Beverly, MA (US);
Edgar G. Estupiñán, Peabody, MA (US);
Nancy H. Chen, North Andover, MA (US);
James A. Avallon, Beverly, MA (US);
Edgar G. Estupiñán, Peabody, MA (US);
OSRAM SYLVANIA Inc., Danvers, MA (US);
Abstract
The present disclosure describes metal halide lamps having a discharge vessel, a discharge space, and at least one electrode extending into the discharge vessel in a sealed fashion so as to be in contact with the discharge space. A fill gas, at least one fill material, and optionally at least one volatile material are present in the discharge space. In some cases, the lamps can exhibit at least one of reduced run-up time, increased initial light output, and long life, while remaining useful for general lighting applications. Also described are methods for operating such metal halide lamps.