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:
May. 24, 2016
Filed:
Apr. 01, 2013
Applicant:
John Deere Forestry Oy, Tampere, FI;
Inventor:
Jarkko Jäntti, Tampere, FI;
Assignee:
John Deere Forestry Oy, Tampere, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66C 23/00 (2006.01); A01G 23/081 (2006.01); E02F 3/43 (2006.01); E02F 9/20 (2006.01);
U.S. Cl.
CPC ...
A01G 23/081 (2013.01); E02F 3/436 (2013.01); E02F 3/437 (2013.01); E02F 9/2033 (2013.01);
Abstract
A working apparatus comprises a working machine, a tool, a boom construction, and a control system. A first end of the boom construction is connected to the working machine. The tool is connected to an opposite second end of the boom construction. The boom construction comprises a first boom and a first actuator controlling the first boom, a second boom articulated to the first boom and a second actuator controlling the second boom, and a third actuator controlling the position of the tool. The control system has a link mode, a parallel mode, and a tool-levelling mode.