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US 8,129,662 B2Granted
Portable heater
AssigneeReliable Products International, LLC
InventorsNorman Cameron, Dennis Cook
Life of this patent
Estimating the term…
Abstract
A portable heater (100) is provided. The portable heater (100) comprises an air inlet (108) and an air outlet (118). The portable heater (100) also comprises a heating chamber (115) including one or more heating elements (230). A preheating chamber (114) is provided that is located between the air inlet (108) and a heating chamber inlet (116).
Claims20
A portable heater (100), comprising:
- an air inlet (108) and an air outlet (118);
- a heating chamber (115) including one or more heating elements (230);
- and
- a preheating chamber (114) located between the air inlet (108) and a heating chamber inlet (116), wherein at least a portion of the heating chamber (115) is positioned within the preheating chamber (114).
1 more element
A portable heater (100), comprising:
- a frame (101), including an air inlet (108) and an air outlet (118);
- a preheating chamber (114);
- a heating chamber (115), with at least a portion of the heating chamber (115) positioned within the preheating chamber (114);
- and
- a heating chamber inlet (116) located such that air in the portable heater (100) flows through at least a portion of the preheating chamber (114) prior to entering the heating chamber inlet (116).
2 more elements
A portable heater (100), comprising:
- an air inlet (108) and an air outlet (118);
- a heating chamber (115) including one or more heating elements (230);
- and
- a preheating chamber (114) located between the air inlet (108) and a heating chamber inlet (116);
- wherein the heating chamber inlet (116) faces away from the air inlet (108).
2 more elements
Dependencies are inferred from the claim text.