B - Operations – Transporting – 27 – C
Patent
B - Operations, Transporting
27
C
77/10
B27C 3/00 (2006.01) C21B 7/12 (2006.01)
Patent
CA 1085191
A B S T R A C T An apparatus for guiding and positioning the workpiece of a machine for plugging or drilling blast furnace tapholes, the apparatus comprising an inclined main pivot, a support arm which is rotatably mounted at one end on the inclined main pivot and having a workpiece pivotally fitted by an auxiliary pivot to the free end of the support arm, a guide rod mounted to the working tool and mounted to a fixed point in the vicinity of the main pivot, and a driving mechanism serving to pivot the workpiece and the support arm about the main pivot from a retracted position to an operational position, the longitudinal axis of the auxiliary pivot being oblique with respect to the longitudinal axis of the main pivot to provide for a low profile trajectory of the working tool.
311251
Mailliet Pierre
Metz Jean
Ulveling Leon
Hirons & Rogers
Paul Wurth S.a.
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