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:
Oct. 26, 2004
Filed:
Oct. 30, 2002
Dick E. Friesen, Hepburn, CA;
Robin B. Schilling, Saskatchewan, CA;
CNH Canada, LTD, Racine, WI (US);
Abstract
A pivot pin assembly is provided including a rotatable member having a hole therethrough with tapered ends, a pivot pin including a cylindrical portion and a conical portion engagable with a corresponding end of the tapered ends of the rotatable member, a pivot bearing engagable with the pivot pin to aid in rotation of said pivot pin; and a nut and bolt to lock said pivot pin to said rotatable member. The pivot pin is typically a conventional bearing having an inner race, an outer race, and bearings located between the inner and outer race. Optionally a washer is utilized to hold the bearings in place. In a preferred embodiment, the angle of the tapered end and the angle of the conical portion of the pivot pin are equal to each other and the angle is 20 degrees.