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:
Dec. 25, 1984
Filed:
Nov. 16, 1981
Applicant:
Inventors:
Hans-Peter Simm, Wuppertal, DE;
Wieland Guhne, Remscheid, DE;
Assignee:
Vorwerk & Co. Interholding GmbH, Wuppertal, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
74 42 ; 74 54 ;
Abstract
A drive unit for a cleaning device includes a pivotable drive member which is rigidly secured to a shaft imparting a working motion to a working tool brush of the cleaning device and worm gear unit operatively interconnected between a drive shaft of the drive used for the cleaning device and the pivotable drive member and provided with an eccentric rotatable with the worm gear of the worm unit and a guide engageable with a pin secured to the drive member for translating the rotational movement of the drive shaft to the shaft of the tool brush.