Title: Lifting structure of agricultural machine or implement
Application Number: 96121602 Application Date: 1996.12.12
Publication Number: 1164315 Publication Date: 1997.11.12
Approval Pub. Date: 2001.07.25 Granted Pub. Date: 2001.07.25
International Classifi-cation: A01B63/10
Applicant(s) Name: Kubota Corp. Address:
Inventor(s) Name: Inoue Shinichiro
Attorney & Agent: CUI YOUPING
Abstract:
    A working device lifting and lowering structure of a farm working machine liftably connecting a working device linked to the rear of a traveling machine body. A hydraulic cylinder 2 is installed over a support P1 connecting the upper link 7 in a quadruple link mechanism 3 to a machine body side and a support P4 for connecting a lower link 8 in the quadruple link mechanism 3 to a rear vertical link, th hydraulic cylinder 2 is installed to a quadruple link mechanism by pensile spring,and the quadruple link mechanism 3 is pulled up and raised by shortening operation of the hydraulic cylinder 2 and the quadruple link mechanism 3 is lowered by an extension operation of the hydraulic cylinder 2.
Time: 25