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:
Jun. 11, 2019
Filed:
May. 10, 2017
Nidec Corporation, Kyoto, JP;
Nidec Corporation, Kyoto, JP;
Abstract
Provided is a suction unit to be provided in an electric vacuum cleaner including an electric blower. The suction unit includes a suction inlet arranged to extend in a longitudinal direction, and arranged opposite to a surface to be cleaned; a connection opening to be connected to the electric blower; a suction passage arranged to extend along a center line joining a middle of the suction inlet in the longitudinal direction and a middle of the connection opening in the longitudinal direction to connect the suction inlet and the connection opening; and a plurality of first partition walls each of which is arranged in the suction passage, and is arranged to extend from a side on which the connection opening is defined to a side on which the suction inlet is defined. The suction passage includes a first main passage and a plurality of first division passages.