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. 01, 2008
Filed:
Aug. 03, 2005
Eric Haugaard, Kenosha, WI (US);
Kurt Wilcox, Libertyville, IL (US);
Eric Haugaard, Kenosha, WI (US);
Kurt Wilcox, Libertyville, IL (US);
Ruud Lighting, Inc., Racine, WI (US);
Abstract
In an overhead industrial light fixture of the type including a housing with a base member and a top member forming a space, the base member forming a socket-receiving recess, and power-related components in the space, portions of the housing form a vertical airflow thermal chimney immediately adjacent to the recess and extending through the housing from bottom to top, to facilitate heat transfer to the chimney and heat-dissipating airflow to the atmosphere. The base member and top member are preferably formed of die-cast metal. A variety of preferred features are disclosed.