Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
William J. Hren0
Date of Patent
February 3, 2015
0Patent Application Number
133629390
Date Filed
January 31, 2012
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A rope shovel includes a wristing dipper arrangement. The shovel comprises a base, a boom extending from the base, the boom having a first end attached to the base and a second end remote from the base. The shovel further comprises a pulling mechanism mounted on the second end of the boom and a boom attachment pivotally mounted on the boom and attached to a dipper, the boom attachment including an actuator coupled to the dipper.
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