| 摘要 |
<p>Embodiments of the present invention provide cleaning apparatus (200) comprising: an applicator portion (201) having a fluid delivery outlet through which cleaning fluid heated in a boiler (210) may be dispensed; a boiler (210) through which a flow of cleaning fluid may be established from a fluid source (202) to the fluid delivery outlet of the applicator portion (201); and a heater portion (220), the boiler (210 comprising a heater conduit through which a flow of heated gases generated by the heater portion (220) may be established thereby to heat cleaning fluid in the boiler (210), the boiler (210 comprising a pair of hollow tubes being an inner tube arranged to pass through an outer tube, the boiler (210) being arranged wherein cleaning fluid to be heated may be heated in a reservoir provided between the tubes, the inner tube defining at least a portion of the heater conduit.</p> |
