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US 4,102,084 AGranted
Wet sanding device
OwnerThomas N. Bloomquistinventor
Life of this patent
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Abstract
The invention herein relates to a vehicle body sanding device in which the improvement consists of having a water line feed a stream of water through the device to the sanding disc thereof to be dispersed by the action of the sanding disc over the surface being sanded for a wet dust free sanding operation.
Claims1
A sanding device, having in combination
- a handle structure having in connection therewith a motor housing having an air motor therein comprising a plurality of vanes,
- a shaft driven by said motor extending outwardly of said housing,
- a sanding head carried by said shaft and driven by the same,
- an air line extending from said motor outwardly of said handle to an air supply,
- an axial bore through said motor shaft and an axial bore through said sanding head, said bores communicating with each other,
- a water line extending through said handle to a water supply,
- said water line extending to said bore of said motor shaft,
- a flow control valve structure carried by said handle,
- said water line and said air line having a pair of aligned vertical passages therethrough,
- a valve core extending through said vertical passages and having a pair of passages therethrough to simultaneously be in phase with said water line and said air line,
- means carried by said handle structure normally urging said valve core to be out of phase with said water line and said air line,
- a single operating handle engaging said valve core to urge the same to be in phase with said water line and said air line, and
- means controlling the flow and velocity of water through said water line.
10 more elements
Dependencies are inferred from the claim text.