| 发明名称 | Lighting device, light fixture, and vehicle | ||
| 摘要 | 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. | ||
| 申请公布号 | US9371974(B2) | 申请公布日期 | 2016.06.21 |
| 申请号 | US201414460602 | 申请日期 | 2014.08.15 |
| 申请人 | Panasonic Intellectual Property Management Co., Ltd. | 发明人 | Nishikawa Masahiro;Nakano Tomoyuki;Ueno Masatoshi;Kichima Masashi;Kato Kazuya |
| 分类号 | F21V23/02;F21S8/10;B60Q1/00;H05B33/08 | 主分类号 | F21V23/02 |
| 代理机构 | Renner, Otto, Boisselle & Sklar, LLP | 代理人 | Renner, Otto, Boisselle & Sklar, LLP |
| 主权项 | 1. A lighting device comprising: a circuit board placed on a base; and a transformer provided in the circuit board, wherein the transformer includes a winding pattern and a core, the winding pattern being formed on the circuit board, and the 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, the circuit board and the base have therebetween a gap which is air space, and 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. | ||
| 地址 | Osaka JP | ||