Abrading – Precision device or process - or with condition responsive... – With feeding of tool or work holder
Reexamination Certificate
2006-12-19
2006-12-19
Morgan, Eileen P. (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
With feeding of tool or work holder
C451S121000, C451S159000, C451S259000
Reexamination Certificate
active
07150676
ABSTRACT:
A polishing tool that includes: an arbor with a shank having a first cylindrical axis; an offset cylinder extending from the shank, the offset cylinder having a second cylindrical axis, the first cylindrical axis being offset from the second cylindrical axis and parallel thereto, the offset cylinder terminating at a distal end thereof with a support surface that is angled in a range of from about 1° to about 20° from perpendicular to the first and second cylindrical axes; and a toroidal polishing head supported on the support surface, rotation of the shank causing an oscillating rotational movement of the toroidal polishing head.
REFERENCES:
patent: 1422505 (1922-07-01), Weaver
patent: 3156073 (1964-11-01), Strasbaugh
patent: 4274232 (1981-06-01), Wylde
patent: 4510717 (1985-04-01), Sherwin
patent: 4768308 (1988-09-01), Atkinson, III et al.
patent: 5085007 (1992-02-01), Tusinski
patent: 6033449 (2000-03-01), Cooper et al.
patent: 6184139 (2001-02-01), Adams et al.
Eastman Kodak Company
Morgan Eileen P.
Shaw Stephen H.
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