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:
Jun. 21, 2016
Filed:
Aug. 15, 2014
Panasonic Corporation, Osaka, JP;
Masahiro Nishikawa, Niigata, JP;
Tomoyuki Nakano, Osaka, JP;
Masatoshi Ueno, Osaka, JP;
Masashi Kichima, Niigata, JP;
Kazuya Kato, Niigata, JP;
Abstract
A lighting device includes: a circuit board placed on a base; and a transformer provided in the circuit board. The transformer includes: a winding pattern formed on the circuit board; and a core having an outer leg portion. The circuit board has an outer leg insertion portion through which the outer leg portion of the core is inserted, and the circuit board and the base have therebetween a gap which is air space. The base and at least a lateral face of the outer leg portion are bonded together by a first resin that is insertable from the outer leg insertion portion.