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US 6,475,066 B2Granted
Random-orbit head with concentric lock-up feature
AssigneeE. I. Du Pont de Nemours and Company
InventorBarton Panagian
Life of this patent
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Abstract
An abrasion tool that is selectively configurable for spin or random-orbit without the need for a reversible motor.
Claims2
A combination sanding head selectively capable of spin or random-orbit motion with a non-reversible motor comprising:
- (a) an upper collar comprising:
- (i) a shaft attachment with a first centerline;
- (ii) a first hub attachment with a second centerline offset from said first centerline by a distance x;
- and
- (iii) a first counterweight;
- (b) a lower collar comprising:
- (i) a second hub attachment having a third centerline, said second hub attachment rotationally connected to said first hub attachment;
- (ii) a bearing attachment with a fourth centerline offset from said third centerline by said distance x;
- and
- (iii) a second counterweight;
- (c) a sanding plate rotationally connected to said bearing attachment;
- (d) a pin selectively capable of coupling said collars to said sanding plate.
9 more elements
Dependencies are inferred from the claim text.