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US 6,616,519 B2Granted
Sanding system
AssigneeSaint-Gobain Abrasives Technology Company
InventorDavid J. Mansfield
Life of this patent
Estimating the term…
Abstract
The invention provides a sanding system comprising a detachable sanding pad with a plurality of sides adapted for different degrees of sanding retained in contact with a backing plate by teeth penetrating into opposed sides of the sanding pad.
Claims8
A sanding system comprising:
- a) a relatively rigid rectangular backing plate having first and second opposed surfaces and provided on said first surface with a handle and means to support a sanding pad on said second surface, and having a pair of opposed parallel ends with at least one attachment means on said first surface adjacent at least one of said parallel ends;
- b) a deformable sanding pad with rectangular dimensions similar to those of the backing plate and a thickness that is not greater than the shorter of the rectangular dimensions and having at least one sanding surface;
- and
- c) at least one retaining means having an L-shaped cross section with a plurality of projection extending parallel to and in the same direction as an opposed end of the L-shaped cross section adapted to pierce a side of the deformable sanding pad in the thickness dimension and releasably secured to the attachment means.
1 more element
Dependencies are inferred from the claim text.