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:
Jan. 09, 2018
Filed:
Sep. 24, 2014
Panasonic Ecology Systems Guangdong Co., Ltd., Foshan, Guangdong, CN;
Panasonic Corporation, Osaka, JP;
Yefan Weng, Guangdong, CN;
Zhengnan Zeng, Guangdong, CN;
Shouyong Gao, Guangdong, CN;
Bodong Zhong, Guangdong, CN;
Daisuke Tsubosa, Aichi, JP;
PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD., Foshan, Guangdong, CN;
PANASONIC CORPORATION, Osaka, JP;
Abstract
The present invention provides a ventilating fan. In the ventilating fan, first and second flangings are extended outwards from vertical side edges and horizontal side edges of the air inlet of the adapter respectively, outer edges of the first flangings are firstly bent to form both side surface, and then edges of the both side surfaces are bent to form edge surfaces, and the first flangings, the side surfaces, and the edge surfaces confine open grooves; protrusions are disposed on an outer periphery of the air inlet, and a slot is formed between the protrusion and the first or the second flanging; and first folded sheets are extended outwards from both vertical side edges of the air outlet of the casing; and an edge of the air outlet of the frame abuts against and is clamped in the slot.