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. 01, 2014
Filed:
May. 01, 2008
Applicants:
Edwin N. Galloway, Pella, IA (US);
James L. O'halloran, Pella, IA (US);
Inventors:
Edwin N. Galloway, Pella, IA (US);
James L. O'Halloran, Pella, IA (US);
Assignee:
Vermeer Manufacturing Company, Pella, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A feed system that is configured to more effectively grab and pull brush and tree materials into a chipper is provided. The system of the present disclosure is configured such that a large, heavy tree trunk can be effectively pulled into the chipper. The system includes a hydraulic pump that applies variable down pressure on a feed roller.