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:
Oct. 08, 2002
Filed:
Jan. 18, 2001
James Anton Miller, Cedar Falls, IA (US);
Deere & Company, Moline, IL (US);
Abstract
A hydraulic system is provided for a vehicle having front, middle and rear portions. The hydraulic system includes a main pump located in the front portion, and a secondary pump located in the front portion which supplies fluid to an inlet of the main pump and to lube circuits. High pressure hydraulic functions are located in the middle and rear portions and receive high pressure fluid from the main pump. A hydraulic filter is located in the front portion and is connected to an outlet of the secondary pump for filtering fluid communicated to the inlet of the main pump. A relief valve is located in the front vehicle portion and is connected between the outlet of the secondary pump and the hydraulic filter. An inlet suction screen is located in the rear portion and is connected between a sump and the inlet of the main pump. An oil cooler is located in the front vehicle portion and is connected between the hydraulic filter and an inlet of the main pump.