Manipulation method and device for a foundry
OwnerRobert Moussaultinventor
Life of this patent
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Abstract
A foundry manipulation method and device for foundry castings or equipment and in particular for molten metal, constituted by a frame 1 supporting an arm 9 to one of the ends of which there is fitted a member 11 for supporting castings, equipment or metal. According to the invention, the frame 1 comprises a fixed part 2 and a mobile part 3 rotating relative to part 2 about a vertical shaft. The support member 11 is hinged to end of the arm 9, arm is hinged in the vicinity of its other end 9b to the top of mobile part 3 about a horizontal pin 12 in such a manner that the support member 11 passes to a position directly above vertical shaft 3 during the movement of the arm 9 about its hinge 12, means 19 being provided to maintain support member in a vertical position, whatever the inclination of the arm.
Claims9
A transfer device comprising a frame including a fixed part and a mobile part rotatable relative to said fixed part about a vertical shaft, an arm hinged at one end thereof to the top of said mobile part about a horizontal pin and provided at its other end with means for attaching a load, means for rotating the mobile part of the frame relative to its fixed part, means for driving the arm about said horizontal pin, said driving means arranged between the mobile part of the frame and said arm in such a manner that the arm can rotate through approximately 180.degree. and wherein said arm is arranged such that the attachment means is driven along a substantially vertical semicircle above a horizontal plane passing through said horizontal pin and said vertical semicircle including the axis of said vertical shaft, and means for controlling said rotating means, said control means being operative when said attachment means is directly above the axis of said vertical shaft.
Dependencies are inferred from the claim text.