Abrading – Accessory – Guard or housing
Reexamination Certificate
2006-12-12
2006-12-12
Hail, III, Joseph J. (Department: 3723)
Abrading
Accessory
Guard or housing
C451S344000, C451S360000, C451S549000, C451S451000
Reexamination Certificate
active
07147549
ABSTRACT:
The present invention describes a plate comprising a mono-block body through which a plurality of holes pass, and a deflector that covers at least the external part of the upper surface of said mono-block body. The mono-block body is made up of a rigid support sunk into a flexible body and provided with a holed peripheral part. Said deflector partially or completely covers said peripheral part of the rigid support and presents in the second case a plurality of slits for the passage of the dust sucked through said holes.
REFERENCES:
patent: 3824745 (1974-07-01), Hutchins
patent: 4616449 (1986-10-01), Marton
patent: 5545080 (1996-08-01), Clowers et al.
patent: 5791979 (1998-08-01), Duncan et al.
patent: 7048620 (2006-05-01), Riley et al.
patent: 2003/0148719 (2003-08-01), Reich et al.
patent: 42 26 741 A 1 (1994-02-01), None
patent: WO 02/072313 (2002-09-01), None
Diaz Robert A.
Eckert Seamans Cherin & Mellott , LLC
Hail III Joseph J.
McDonald Shantese L.
Silverman Arnold B.
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