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:
Sep. 12, 2006
Filed:
Oct. 20, 2003
Jack K. Hosking, Waukesha, WI (US);
Robert C. Claas, Saukville, WI (US);
James W. Fuerst, Wauwatosa, WI (US);
Jack K. Hosking, Waukesha, WI (US);
Robert C. Claas, Saukville, WI (US);
James W. Fuerst, Wauwatosa, WI (US);
Nordco Inc., Oak Creek, WI (US);
Abstract
A rail fastener driver apparatus for driving fasteners into ties of a railroad track includes a fastener driving mechanism with a reciprocating element for engaging a fastener and driving it into a tie, a fastener magazine configured for accommodating a plurality of rail fasteners and feeding them sequentially for driving by the element, a fastener feeder mechanism including a fastener holder configured for movement between a first position sequentially receiving one fastener from the magazine and a second position placing the fastener in a driving position for engagement by the driving element and the fastener feeder mechanism configured for lowering and axially rotating the fastener from the first position to the second position. An obstacle accommodation device, and a method of driving rail fasteners are also provided.