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:
Mar. 15, 2011
Filed:
Nov. 04, 2009
Nobuyuki Matsui, Osaka, JP;
Hideo Nagai, Osaka, JP;
Keiji Nishimoto, Osaka, JP;
Toshifumi Ogata, Osaka, JP;
Nobuyuki Matsui, Osaka, JP;
Hideo Nagai, Osaka, JP;
Keiji Nishimoto, Osaka, JP;
Toshifumi Ogata, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A lighting device includes a heatsink, a socketand an LED module. The LED modulehas a light emitting unitin a central part of a top side of a metal base substratecomposed of an insulating plate and a metal plate. The LED moduleis warped such that the central part protrudes on a heatsinkside, which is the side opposite to the light emitting unitside. The LED moduleis mounted on the heatsinkin a state of the surrounds of the light emitting unitbeing pressed according to pressing unitsT,L, andD of the socket. Pressing the surrounds of the light emitting unitagainst the heatsinkensures that a central part of the warping of the LED modulecontacts the heatsink