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:
Jul. 24, 1984
Filed:
Jun. 30, 1982
Applicant:
Inventors:
Gerhard Zerrer, Korb, DE;
Hans Trumpf, Leutenbach, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
15344 ; 1532 / ; 15405 ; 417234 ; 417364 ;
Abstract
A portable sweeping device which operates with an air-blast flow, and comprises a housing having a handle arranged at the upper end, and a fanwheel blower or impeller arranged in the housing and driven by an internal combustion engine arranged in the direction of the axis of rotation of the blower; the blower generates an air flow which exits through an air discharge outlet of the housing. The axis of rotation of the fanwheel blower is arranged at least substantially vertically during use.