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. 25, 2012
Filed:
Oct. 05, 2009
Applicants:
Nathan T. Kemmerly, Bixby, OK (US);
Michael J. Lawson, Jenks, OK (US);
Mark K. Torbett, Big Bend, WI (US);
Mark A. Smith, Waterford, WI (US);
Inventors:
Nathan T. Kemmerly, Bixby, OK (US);
Michael J. Lawson, Jenks, OK (US);
Mark K. Torbett, Big Bend, WI (US);
Mark A. Smith, Waterford, WI (US);
Assignee:
Auto Crane Company, Tulsa, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66C 13/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is a crane operating system and method which monitors the crane moment load in order to keep the crane within the safe operating envelope. In determining the current crane moment load the system considers boom raising cylinder pressure, boom angle, chassis incline, as well as hydraulic pressure.