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:
Mar. 02, 1999
Filed:
May. 12, 1998
Shigeru Yamamoto, Hirakata, JP;
Hidekazu Nagase, Hirakata, JP;
Komatsu Ltd., Tokyo, JP;
Abstract
A dozing system for use in a bulldozer, which is capable of performing an automatic dozing operation, according to working conditions and soil properties in the field. In this system, data on the relationships of the actual traveling distance of the bulldozer with actual tractive force exerted on the blade, with the position of the cutting edge of the blade relative to the ground, with the ratio of the amount of excavated soil loaded on the front surface of the blade to the loading capacity of the front surface of the blade, and with the pitch angle of the blade are stored, and based on the stored data, the blade is controlled so as to assume the desired position.