Patent 7895982 was granted and assigned to Caterpillar Inc. on March, 2011 by the United States Patent and Trademark Office.
A method of refurbishing a camshaft (100) having at least one defective portion (202, 206) includes removing material from the at least one defective portion (202, 206) to create a neck region (302). An alignment feature (402) is introduced in the neck region (302) according to a previous orientation of the defective portion (202, 206). A blank (508) is installed around the neck region (302) and oriented with the alignment feature (402).