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. 08, 2014
Filed:
Jun. 19, 2012
Hamish John Carpenter, Christchurch, NZ;
Richard Paul Piekutowski, Huber Heights, OH (US);
Mark Nichols, Christchurch, NZ;
Hamish John Carpenter, Christchurch, NZ;
Richard Paul Piekutowski, Huber Heights, OH (US);
Mark Nichols, Christchurch, NZ;
Caterpillar Trimble Control Technologies LLC, Dayton, OH (US);
Abstract
A control for an excavator of the type having a plurality of hydraulic cylinders for moving excavator components such that digging is accomplished at a worksite with an excavator bucket or other excavator implement, includes a plurality of hydraulic control valves, each of which is associated with a respective one of the hydraulic cylinders for controlling the application of hydraulic fluid pressure to the respective one of the hydraulic cylinders, and a plurality of manually actuated joystick valves for supplying hydraulic fluid pressure to the respective hydraulic control valves to control the movement of the hydraulic cylinders. The control includes a sensor arrangement for sensing the position of one or more excavator components.