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:
Nov. 23, 2010
Filed:
Nov. 09, 2006
Georg Maier, Kernen, DE;
Wolfgang Layher, Waiblingen, DE;
Markus Zwimpfer, Fellbach, DE;
Uwe Gaese, Stuttgart, DE;
Marco Deuchert, Karlsruhe, DE;
Michael Hermann, Eggenstein, DE;
Sebastian Gembardt, Weinheim, DE;
Jochen Keinath, Karlsruhe, DE;
Rolf Erhardt, Karlsruhe, DE;
Georg Maier, Kernen, DE;
Wolfgang Layher, Waiblingen, DE;
Markus Zwimpfer, Fellbach, DE;
Uwe Gaese, Stuttgart, DE;
Marco Deuchert, Karlsruhe, DE;
Michael Hermann, Eggenstein, DE;
Sebastian Gembardt, Weinheim, DE;
Jochen Keinath, Karlsruhe, DE;
Rolf Erhardt, Karlsruhe, DE;
Andreas Stihl AG & Co. KG, , DE;
Abstract
A manually guided suction apparatus for suctioning up material via a suction air stream, comprising a suction fan having a fan housing surrounding a fan wheel and provided with an intake opening. A centrifugal separator is disposed upstream of the intake opening and produces a curved path of the suction air stream. The centrifugal separator has a curved peripheral wall in which is disposed a removal opening for material that is to be sucked up. The intake opening is disposed approximately in a central portion of the centrifugal separator.