Abrading – Work holder – Vacuum
Reexamination Certificate
2008-06-03
2008-06-03
Ackun, Jr., Jacob K. (Department: 3728)
Abrading
Work holder
Vacuum
C451S390000, C451S391000
Reexamination Certificate
active
07381119
ABSTRACT:
A fixture for grinding machines includes a first base (10) and a second base (20). The first base has a first surface (12) which defines a first holding groove (11). The first base defines a plurality of first suction holes (13) on the first surface. The second base has a second surface (22) which defines a second holding groove (21) corresponding to the first holding groove. The second base defines a plurality of second suction holes (23) on the second surface.
REFERENCES:
patent: 1683250 (1928-09-01), Hitchcock
patent: 4183545 (1980-01-01), Daly
patent: 4603466 (1986-08-01), Morley
patent: 2002/0015239 (2002-02-01), Yamashita et al.
Ackun Jr. Jacob K.
Hon Hai Precision Industry Co. Ltd.
Knapp Jeffrey T.
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