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:
Aug. 26, 2008
Filed:
Dec. 13, 2005
William D. Koenigsberg, Concord, MA (US);
David W. Johnston, Kensington, NH (US);
John H. Selverian, North Reading, MA (US);
David Wentzel, Eliot, ME (US);
Walter P. Lapatovich, Boxford, MA (US);
William D. Koenigsberg, Concord, MA (US);
David W. Johnston, Kensington, NH (US);
John H. Selverian, North Reading, MA (US);
David Wentzel, Eliot, ME (US);
Walter P. Lapatovich, Boxford, MA (US);
Osram Sylvania Inc., Danvers, MA (US);
Abstract
A high intensity discharge lamp () has an envelope () having a base end (), a middle portion () and domed end () arrayed along an envelope longitudinal axis (). Two spaced apart electrical lead-ins () are sealed in the base end () and extend into the envelope (). A substantially U-shaped frame () is within the envelope () and the U-shaped frame comprises glass tubingA light source () has an arc discharge capsule () positioned within the frame () and a containment vessel () is spaced from and surrounds the arc discharge capsuleThe containment vessel () comprises a transparent structure () attached to the frame () and formed to provide multiple, independent, localized fractures capable of absorbing the given kinetic energy possessed by the shards.