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:
May. 26, 2015
Filed:
Sep. 21, 2010
Johannes Tseard Van Der Kooi, Drachten, NL;
Fokke Roelof Voorhorst, Drachten, NL;
Bastiaan Johannes DE Wit, Drachten, NL;
Johannes Tseard Van Der Kooi, Drachten, NL;
Fokke Roelof Voorhorst, Drachten, NL;
Bastiaan Johannes De Wit, Drachten, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
A vacuum cleaner () for dry dust comprises at least a dust chamber () and a fan unit(), which dust chamber () is provided with an air inlet opening () and an air outlet opening () communicating with the fan unit (). The dust chamber () comprises a movable body () for restricting air flow through the dust chamber (). In use the movable body () is located on dry dust collected in the dust chamber () due to kinematic sorting between the movable body () and the dry dust.