Invention Grant
- Patent Title: Mechanically controlled hydraulic system for an agricultural implement
- Patent Title (中): 用于农具的机械控制液压系统
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Application No.: US12789656Application Date: 2010-05-28
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Publication No.: US08636078B2Publication Date: 2014-01-28
- Inventor: Cory Yuen
- Applicant: Cory Yuen
- Applicant Address: CA Saskatchewan
- Assignee: CNH Canada, Ltd.
- Current Assignee: CNH Canada, Ltd.
- Current Assignee Address: CA Saskatchewan
- Agent Rebecca L. Henkel
- Main IPC: A01B63/00
- IPC: A01B63/00

Abstract:
A hydraulic control apparatus for a foldable farm includes first hydraulic control system is used to control weight transfer to ground engaging tools mounted to a stationary and foldable wing frame sections. A second hydraulic system is used to fold and unfold the wing sections. A hydraulic control is provided that interfaces with both hydraulic systems to control sequencing of the functions provided by the first and second hydraulic systems. The first and second hydraulically systems have mechanically controlled valves to control the flow of hydraulic fluid to various lifting, folding, and down pressure cylinders.
Public/Granted literature
- US20110290514A1 Mechanically Controlled Hydraulic System For An Agricultural Implement Public/Granted day:2011-12-01
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