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US 2016/0095490 A1Published application
Scaling reduction in a boiler used in a surface cleaning apparatus
AssigneeTechtronic Floor Care Technology Limited
InventorCharles J. Morgan
Life of this patent
Estimating the term…
Abstract
A steam generator for a surface cleaning apparatus is described. The steam generator includes: a first chamber for generating steam and collecting scale; a water inlet disposed proximate a first end of the first chamber; a heater in thermal contact with the first chamber; a second chamber housed within the first chamber and in fluid communication with the first chamber; and a steam outlet for releasing steam and in fluid communication with the second chamber, wherein the steam outlet is disposed distal to the first end of the first chamber.
Claims20
A surface cleaning apparatus comprising:
- a steam generator including,
- a first chamber for generating steam and collecting scale, the first chamber including a wall,
- a water inlet for providing fluid to the first chamber,
- a heater in thermal contact with the first chamber,
- a second chamber housed within the first chamber and in fluid communication with the first chamber, the second chamber including a wall at least partially defining the second chamber, the first chamber at least partially defined by the wall of the second chamber and the wall of the first chamber,
- a steam outlet for releasing steam and in fluid communication with the second chamber,
- a water reservoir in fluid communication with the water inlet, and
- a spring disposed within the first chamber between the wall of the first chamber and the wall of the second chamber.
5 more elements
Dependencies are inferred from the claim text.