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US 6,439,985 B2Granted
Sanding machine clamp bar
AssigneeHire Technicians Group, Ltd.
InventorsMark G Rogers, Christopher J Hedger
Life of this patent
Estimating the term…
Abstract
A paper clamp bar for a sanding machine comprises an elongate steel bar having two opposed major faces each defined by a concave helical surface. As a result the clamp bar can be fitted either way up to the drum of a sanding machine.
Claims3
A clamp bar for a sanding machine, comprising an elongate bar having two opposed major faces each defined by a concave helical surface.
Dependencies are inferred from the claim text.