Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
James Schnaider0
Jeff Cunningham0
Date of Patent
January 15, 2019
0Patent Application Number
148548380
Date Filed
September 15, 2015
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A positioning system, for a boom having right and left boom arms, comprises: a first actuator for moving the right boom arm relative to a support frame; a second actuator for moving the left boom arm relative to a support frame; a first hydraulic link between the first and second actuators; and a hydraulic control device for controlling movement of hydraulic fluid within the first hydraulic link, thereby controlling extension and/or retraction of the first and second actuators.
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