Abrading – Accessory – Cooling
Reexamination Certificate
2007-03-13
2007-03-13
Nguyen, Dung Van (Department: 3723)
Abrading
Accessory
Cooling
C451S357000
Reexamination Certificate
active
11451696
ABSTRACT:
An orbital sander liquid dispenser that includes an adapter that attaches to the head on a sander. Attached to the adapter is a hollow fluid distribution ring with jet openings formed on its bottom surface design to spray a desired liquid onto the working surface. A liquid is pumped by means of a submerged electric pump to the adapter and into the ring from a reservoir. An optional foot switch is provided for control the flow of liquid to the adapter. The adapter may be attached to a pneumatic or an electric sander. Holes are formed on the adapter through which the air conduit and exhaust valve extend to attach the adapter to the sander head.
REFERENCES:
patent: 4102084 (1978-07-01), Bloomquist
patent: 4216630 (1980-08-01), Smart et al.
patent: 5597348 (1997-01-01), Hutchins
patent: 5651727 (1997-07-01), Weinstein et al.
patent: 6132301 (2000-10-01), Kaiser
patent: 6595196 (2003-07-01), Bath
Karppinen Rodney J.
Lindula Timothy D.
Craine Dean A.
Nguyen Dung Van
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