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U.S. Department of Energy
Office of Scientific and Technical Information

Gravity fed pellet burner

Patent ·
OSTI ID:6180784
This patent describes a gravity operated burner for particulate fuel. It comprises: an upright hopper for holding the fuel, a constricted opening at the base of the hopper providing for controlled flow of fuel from the hopper, a chute spaced downwardly from the opening having an upper end disposed laterally outwardly of one side of the opening and inclining downwardly from this upper end to a lower end disposed laterally outwardly to the opposite side of the opening, and a substantially horizontal shelf adjacent and extending outwardly of the lower end of the chute providing a region where burning of fuel takes place, the burner further including a burner tube which houses the chute and the self and the burner tube having an interior spaced outwardly from the chute and self whereby an airflow passage is defined to support combustion of the fuel deposit on the shelf, the chute and shelf being joined and forming an integral unit and there being means detachably mounting the chute and shelf unit on the burner tube.
Assignee:
NOV; NOV-91-017087; EDB-92-009952
Patent Number(s):
US 4989521; A
Application Number:
PPN: US 7-505590
OSTI ID:
6180784
Country of Publication:
United States
Language:
English

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