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. 11, 1995
Filed:
May. 10, 1994
Applicant:
Inventors:
William C Sahm, Peoria, IL (US);
Adam J Gudat, Edelstein, IL (US);
Daniel E Henderson, Washington, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
37348 ; 37347 ; 37905 ; 36442407 ;
Abstract
An apparatus for determining the location of a work implement at a work site is provided. The apparatus includes an undercarriage, a car body rotatably connected to the undercarriage, a boom connected to the car body, a stick connected to the boom, a work implement connected to the stick, and a positioning system including a receiver connected to the stick and a processor for determining the location of the receiver in three dimensional space at a plurality of points as the car body is rotated and for determining the location and orientation of the work implement.