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. 29, 2003
Filed:
Nov. 06, 2001
Applicant:
Inventors:
Thomas Stark, Waiblingen, DE;
Florian V. Krane, Remshalden, DE;
Assignee:
Andreas Stihl & Co., Waiblingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26B 1/928 ; A01G 3/53 ;
U.S. Cl.
CPC ...
B26B 1/928 ; A01G 3/53 ;
Abstract
The invention relates to an eccentric drive ( ) and especially to an eccentric drive for a portable handheld work apparatus having a wheel ( ) driven by a drive motor ( ). A cam ( ) is eccentrically fixed to an end face ( ) of the wheel ( ). The cam ( ) is held by a connecting rod ( ) and cylinder-shaped roller bodies ( ) are mounted between the connecting rod ( ) and the cam ( ). The roller bodies ( ) have axial ends ( ) which engage in an annular slot ( ) of the wheel ( ). A holding element ( ) is disposed on the cam ( ) and limits the axial play of the roller bodies ( ).