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:
Feb. 17, 2015
Filed:
Jan. 02, 2014
Panasonic Ecology Systems Guangdong Co., Ltd., Foshan, Guangdong, CN;
Panasonic Corporation, Osaka, JP;
Decong Yang, Guangdong, CN;
Qianhao Tan, Guangdong, CN;
Pingting Yang, Guangdong, CN;
Qiuqian Liang, Guangdong, CN;
Yannong Wu, Guangdong, CN;
Hitoshi Yoshikawa, Gifu, JP;
Panasonic Ecology Systems Guangdong Co., Ltd., Guangdong, CN;
Panasonic Corporation, Osaka, JP;
Abstract
A ventilation fan with illumination includes a housing, a fan, and lighting equipment in the housing. The housing includes a first opening connected to an air outlet, the first opening communicating with a duct, and a second opening that communicates with an interior space, The lighting equipment includes a light, a cover in the housing that surrounds the light periphery, the cover reflecting light and transmitting the light into the space through the second opening, and a restrictor that restricts passage of air between the light periphery and the lighting cover. An air intake gap is provided between a lower end of the cover and an edge of the second opening and introduced through the second opening and the air intake gap, is discharged through the first opening into the duct, the edge of the second opening being located below the lower end of the cover.