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:
Feb. 22, 2011
Filed:
Nov. 30, 2007
Anil Shenoy, Raleigh, NC (US);
John R. Connolly, Clayton, NC (US);
Anil Shenoy, Raleigh, NC (US);
John R. Connolly, Clayton, NC (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A machine is provided. The machine includes an engine, an engine speed sensor, a transmission, a transmission status sensor, a pump, and a controller. The engine speed sensor is configured to sense the speed of the engine. The transmission is coupled to the engine. The transmission status sensor is configured to sense the status of the transmission. The pump is coupled to the engine and has a first torque mode and a second torque mode. The controller is in communication with the engine speed sensor and the transmission status sensor and is operable to automatically switch the pump from the first torque mode to the second torque mode based on the engine speed and the transmission status.