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US 2024/0410588 A1Published application
Pellet heater
AssigneeWH Products, LLC
InventorsMichael R. Giebel, Xianjia Fan, Paul J. Simon
Life of this patent
Estimating the term…
Abstract
A solid pellet fueled heater having a base unit with forced air blowers and a dual tube chimney structure is disclosed. The dual tube chimney structure may be used to warm incoming air for distribution around the heater. The pellet heater may also include a dual auger system and multi/high speed auger motor. The dual auger may include first and second auger blades mounted on a single auger shaft having blade pitches configured to convey solid fuel in opposite directions.
Claims21
1-30. (canceled)
An outdoor heater, comprising:
- a base structure;
- a chimney structure extending upward from the base structure, said chimney structure including an outer tube and an inner tube disposed within the outer tube;
- an outer tube passage defined by a space between the outer tube and the inner tube;
- an inner tube passage defined by an interior of the inner tube;
- an intake housing disposed within the base structure, said intake housing in communication with the outer tube passage;
- one or more blowers disposed within the base housing;
- and
- one or more heat vents provided in the base housing,
- wherein said one or more blowers are configured to draw air through the outer tube passage and direct said air out of the one or more heat vents.
6 more elements
An outdoor heater, comprising:
- a base structure;
- a chimney structure extending upward from the base structure, said chimney structure including an outer tube and an inner tube disposed within the outer tube;
- an outer tube passage defined by a space between the outer tube and the inner tube;
- an inner tube passage defined by an interior of the inner tube;
- an intake housing disposed within the base structure, said intake housing in communication with the outer tube passage;
- an electrical power supply;
- a fuel combustion system disposed in the base structure, said fuel combustion system including a spark generator electrically connected to the electrical power supply;
- one or more blowers disposed within the base housing;
- and
- one or more heat vents provided in the base housing,
- wherein said one or more blowers are configured to draw air through the outer tube passage and direct said air out of the one or more heat vents.
8 more elements
Dependencies are inferred from the claim text.