Stone working – Precious stone working
Patent
1996-08-28
1998-03-31
Rose, Robert A.
Stone working
Precious stone working
125 21, 125 1106, 125 1301, B28D 500
Patent
active
057326908
ABSTRACT:
An apparatus for cutting a stone member (90) so as to have a curved surface including a cutting device (10) having a base member (12) which is movable in horizontal direction by an electric motor (23) and an endless wire saw (17) disposed on the base member and driven by an electric motor (19) so as to make the vertical movement of the cutting portion thereof, a table (27) which has a narrow space for passing the wire saw by the movement of the base member and many rollers (30) each of which is rotatably supported on the prescribed position of the table for supporting the stone member and is rotatable around an axis elongated in the moving direction of the base member, a frame (32) which is movable by an electric motor for moving the stone member supported on the rollers, and a control device (40) which controls the electric motor for moving the base member and the electric motor for moving the frame. The control device may be an optical follow device.
REFERENCES:
patent: 2795222 (1957-06-01), Garrison
patent: 4016856 (1977-04-01), McLaughlin
patent: 5303689 (1994-04-01), Mayer
patent: 5605141 (1997-02-01), Bilotta
Nguyen George
Rose Robert A.
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