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:
Oct. 21, 2014
Filed:
Nov. 16, 2012
Panasonic Corporation of North America, Secaucus, NY (US);
Shawn M. Smith, Lancaster, KY (US);
Panasonic Corporation of North America, Secaucus, NJ (US);
Abstract
A floor cleaning apparatus includes a body having a suction inlet and an exhaust outlet. A dirt cup assembly is carried on the body. The dirt cup assembly includes a primary cyclone, a plurality of secondary cyclones and an airflow path between the primary cyclone and the plurality of secondary cyclones. A suction generator is carried on the body. The suction generator moves an airstream through the suction inlet, the airflow path of the dirt cup assembly and the suction outlet. The airflow path is characterized by a primary air guide including an airflow surface that provides for laminar airflow between the secondary cyclones.