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:
Aug. 06, 2019
Filed:
Sep. 21, 2016
Panasonic Ecology Systems Guangdong Co., Ltd., Foshan, CN;
Panasonic Corporation, Osaka, JP;
Decong Yang, Foshan, CN;
Qianhao Tan, Foshan, CN;
Pingting Yang, Foshan, CN;
Qiuqian Liang, Foshan, CN;
Yannong Wu, Foshan, CN;
Hitoshi Yoshikawa, Gifu, JP;
PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD., Guangdong, CN;
PANASONIC CORPORATION, Osaka, JP;
Abstract
A ceiling mounted ventilation fan includes a housing, a fan unit and lighting equipment installed in the housing. The housing including a first opening connected to an air outlet and communicating with a duct, and a second opening that communicates with a room interior. The lighting equipment includes an illumination unit, and a cover, that surrounds the illumination unit, and has a reflecting surface which reflects light from the illumination unit and guides the light into the room. The fan unit includes a fan and a casing positioned at a first position, spaced, from a second position that is above the second opening, the fan casing surrounding the fan and having an air inlet opening directed upwardly. Air is introduced through the second opening and through the air inlet into the fan unit and is discharged through into the duct by the fan unit.