Method and apparatus for cutting and polishing stone articles

Details Method and apparatus for cutting and polishing stone articles Method and apparatus for cutting and polishing stone articles

2005-08-30

2005-08-30

Nguyen, Dung Van (Department: 3723)

Stone working

Sawing

Disk cutting

Reexamination Certificate

active

06935325

ABSTRACT:
A method for making a stone article includes the steps of providing a block of material having substantially square top and bottom surfaces, impacting the top and bottom surfaces with a non-square blade so as to split off-excess material from the top and bottom surfaces and provide said surfaces with a shape substantially matching the non-square blade cutting a cylindrical cut into said top surface, drilling a hole into the bottom surface, and applying a force into the hole whereby a stone portion within the cylindrical cut is removed from the block of material. A stone polishing apparatus is also provided.

REFERENCES:
patent: 2874688 (1959-02-01), Biesanz et al.
patent: 4625707 (1986-12-01), Whittaker
patent: 4652185 (1987-03-01), Malrick
patent: 5069584 (1991-12-01), Obermeier et al.
patent: 5638805 (1997-06-01), Li
patent: 5996571 (1999-12-01), Jedick

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