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. 17, 2013
Filed:
Dec. 01, 2009
Jürgen Mornhinweg, Allmersbach, DE;
Michael Schmid, Stuttgart, DE;
Jürgen Mornhinweg, Allmersbach, DE;
Michael Schmid, Stuttgart, DE;
Andreas Stihl AG & Co. KG, Waiblingen, DE;
Abstract
A portable handheld work apparatus has at least one work tool which is driven by an internal combustion engine (). The engine () has a crankcase () which is formed, at least in part, by a crankcase sump (). The work apparatus has a housing component () of plastic. The crankcase sump () is made of metal and is injection molded into the housing component () of the work apparatus. The engine () has an ignition unit which includes an ignition module (). A simple configuration of the work apparatus results when the ignition module () is fixed directly and electrically conductively to the metal crankcase sump (). For making the work apparatus, at least one attachment element for attaching a work tool carrier is fixed on the crankcase sump () before the crankcase sump () is injection molded therearound by the material of the housing component ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile