Guide and support structure for furnace taphole plugging or dril

Details Guide and support structure for furnace taphole plugging or dril Guide and support structure for furnace taphole plugging or dril

1978-09-18

1980-10-14

Rutledge, L. Dewayne

Metallurgical apparatus

Means sealing or opening aperture in vessel

266273, 408237, C21C 548

Patent

active

042276829

ABSTRACT:
An apparatus for guiding and positioning the tool 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 tool 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 tool 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.

REFERENCES:
patent: 3549141 (1970-12-01), Zimmermann et al.
patent: 3765663 (1973-10-01), Legille et al.
patent: 4097033 (1978-06-01), Mailliet

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