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. 21, 2018
Filed:
Dec. 21, 2015
Beijing Lenovo Software Ltd., Beijing, CN;
Lenovo (Beijing) Co., Ltd., Beijing, CN;
Beijing Lenovo Software Ltd., Beijing, CN;
Lenovo (Beijing) Co., Ltd., Beijing, CN;
Abstract
A fan and an electronic device are provided. An opening is provided on a sidewall of a housing of the fan, a baffle is arranged at the opening and to cover a part of the opening. When an impeller of the fan rotates in a first direction, a first end of the baffle is fixed and a second end of the baffle moves towards the inside of the housing, or in the case that the impeller rotates in the first direction, the baffle protrudes towards the inside of the housing to form a protrusion. In the case that the impeller rotates in a second direction, the second end of the baffle moves towards the outside of the housing, or in the case that the impeller rotates in the second direction, the baffle protrudes towards the outside of the housing to form a protrusion.