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:
Sep. 24, 1996
Filed:
Oct. 07, 1994
Applicant:
Inventors:
Edward G Nielson, Grands Rapids, MI (US);
Timothy S DeBruine, Grands Rapids, MI (US);
Daniel P Modzeleski, Belmont, MI (US);
Ross C Stoepker, Kentwood, MI (US);
Assignee:
Laser Alignment, Inc., Grand Rapids, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D / ; E02F / ;
U.S. Cl.
CPC ...
364550 ; 37348 ; 37415 ; 36442407 ;
Abstract
A method and apparatus for controlling a trencher having a tractor that is propelled along terrain and a trenching implement adjustably mounted to the tractor at a rearward portion thereof with respect to movement of the tractor along the terrain includes monitoring movement of the tractor as it is propelled along terrain in order to survey the contour of the terrain and adjusting the position of the trenching implement with respect to the tractor as a function of the contour of the terrain in the vicinity of the trencher.