Invention Grant
- Patent Title: Motor grader saddle positioning system and method thereof
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Application No.: US16171423Application Date: 2018-10-26
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Publication No.: US11066809B2Publication Date: 2021-07-20
- Inventor: Adam Zell , Joseph B. Fochs
- Applicant: DEERE & COMPANY
- Applicant Address: US IL Moline
- Assignee: DEERE & COMPANY
- Current Assignee: DEERE & COMPANY
- Current Assignee Address: US IL Moline
- Agency: Taft Stettinius & Hollister LLP
- Agent Stephen F. Rost
- Main IPC: E02F3/76
- IPC: E02F3/76 ; E02F9/22 ; E02F9/20

Abstract:
A draft frame positioning system of a motor grader having a main frame includes an adjustable draft frame configured to be moved to one of a plurality of positions and a moldboard coupled to the draft frame. The moldboard is movable based on the position of the draft frame. A saddle assembly is coupled between the draft frame and the main frame, and the saddle assembly includes a first saddle arm, a second saddle arm, and a saddle top member coupled between the first and second saddle arms. A saddle positioning cylinder moves between an extended position and a retracted position, and the cylinder is coupled at one end to the main frame or the saddle top member and at an opposite end to the saddle assembly. A movement of the saddle positioning cylinder induces movement of the draft frame to any of its plurality of positions.
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