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:
Apr. 26, 2016
Filed:
May. 29, 2015
Vermeer Manufacturing Company, Pella, IA (US);
Scott W. Beary, Knoxville, IA (US);
Michael J. Proffitt, Knoxville, IA (US);
Clint A. Weinberg, Pella, IA (US);
Wanti Muchtar, Pella, IA (US);
David Landon, Pella, IA (US);
Bjorn Johnson, Altoona, IA (US);
VERMEER MANUFACTURING COMPANY, Pella, IA (US);
Abstract
Arc welding systems, apparatus and methods are for hardfacing are provided, including particle feeding apparatus. In one aspect the workpiece is moved in an oscillatory fashion while keeping the welding torch and the particulate delivery system stationary during at least a portion of welding pass. The welding torch and particulate delivery system may also be moved in a non-oscillatory fashion. Process speeds of about 18-30 in/min can be obtained with carbide incorporation of greater than 30% and uniform distribution.