Cutting cup for sphere making machines

Details Cutting cup for sphere making machines Cutting cup for sphere making machines

2007-05-22

2007-05-22

Rose, Robert A. (Department: 3723)

Abrading

Abrading process

Roll, roller, shaft, ball, or piston abrading

C125S003000

Reexamination Certificate

active

11322395

ABSTRACT:
A cutting cup for a sphere making machine. The cutting cup includes a cylindrical ring having an outer wall, an inner wall, a bottom wall, and a top wall, the top wall having at least one beveled facet angled downwardly from the outer wall to the inner wall. A cutting element is attached to each of the beveled facets. Each of the cutting elements has a cutting edge adapted to at least partially contact a workpiece to be formed into a sphere. A mounting member is attached to the bottom wall of the cylindrical ring for attaching the cutting cup to the spindle of a sphere making machine.

REFERENCES:
patent: 3024578 (1962-03-01), Mushkin
patent: 3111789 (1963-11-01), Harmon
patent: 3133383 (1964-05-01), Chapman
patent: 3151419 (1964-10-01), Archie
patent: 3961448 (1976-06-01), Akahane
patent: 6402600 (2002-06-01), Besch
patent: 2362395 (1975-06-01), None
patent: 1085776 (1984-04-01), None
patent: 1122484 (1984-11-01), None
Lapidary Machines, date unknown, see p. 5 of 5, Internet URL www.cabbingmachines.com/sphere-bead13machines.shtml.
Equipment, Barranca Diamond Products, Inc., date unknown, see pp. 3-5, www.sphereheaven.com/equipment.htm.

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