Back to results
US 8,740,027 B2Granted
Backpack for filter bag used in combination with a pneumatic sander
Assignee3M Innovative Properties Company
InventorsEdward L. Manor, Nicholas B. Manor
Life of this patent
Estimating the term…
Abstract
A backpack for use in combination with a filter bag and a pneumatic sanding tool is described. The backpack comprises a backpack strap, a back panel, and an opening or a first mesh panel located in the back panel. The opening or the first mesh panel is positioned to direct exhaust air from the filter bag onto a person's back during use.
Claims15
A combination comprising a backpack, a vacuum hose, and a filter bag;
- the backpack comprising a backpack strap, a back panel, an interior compartment, and an opening into the interior compartment located in the back panel;
- and wherein the opening is positioned to direct exhaust air from the filter bag located in the interior compartment onto a person's back during use.
Dependencies are inferred from the claim text.