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US 2020/0262136 A1Published application
Dispensing powdered build material for additive manufacturing
AssigneeHewlett-Packard Development Company, L.P.
InventorsBrent Ewald, Kenneth R. Williams
Life of this patent
Estimating the term…
Abstract
In one example, a powdered build material supply system for additive manufacturing includes a supply deck, a dispenser to dispense a ribbon of powdered build material on to the supply deck, and a spreader to spread powdered build material from the ribbon over a work area adjacent to the supply deck.
Claims15
A powdered build material supply system for additive manufacturing, the system comprising:
- a supply deck;
- a dispenser to dispense a ribbon of powdered build material on to the supply deck;
- and
- a spreader to spread powdered build material from the ribbon over a work area.
1 more element
An article for dispensing powdered build material for additive manufacturing, the article comprising:
- a movable receptacle to hold powdered build material;
- an opening through which powdered build material may be dispensed from the receptacle;
- a metering blade along the opening to layer powdered build material dispensed from the receptacle on to a surface under the receptacle when the receptacle is moving over the surface;
- and
- a wiping blade to wipe a surface under the receptacle when the receptacle is moving over the surface.
2 more elements
A process for additive manufacturing, comprising:
- dispensing a ribbon of powdered build material on to a surface;
- and
- spreading the ribbon of powdered build material over a work area.
Dependencies are inferred from the claim text.