A hair cooling and dehumidification apparatus includes a wearable headgear. The wearable headgear includes an outer layer, an insert layer, and an inner layer. The outer layer includes a supply port. The supply port is in fluid communication with a high-pressure storage tank via a vortex tube. The insert layer, detachably attached to the outer layer, includes a network of ducts and detachable insert elements. The ducts are in fluid communication with the supply port to receive a cooling gas from the vortex tube and distribute the cooling gas to the hair. The detachable insert elements are detachably attached to the insert layer via fasteners. The detachable insert elements, spaced apart to accommodate the network of ducts there between, comprise desiccant materials embedded within for absorbing moisture. The inner layer is proximal to the hair of the user to transfer the cooling gas to the hair.

A hair grooming apparatus includes a vacuum mechanism and a vacuum chamber that is in fluid communication with the vacuum mechanism. The vacuum chamber includes a first opening positioned at a first end of the vacuum chamber with a first cross-sectional area and arranged to accommodate an insertion of a section of hair and a second opening positioned at a second and opposite end of the vacuum chamber. The vacuum chamber further includes a wall extending between the first and second openings and defining an interior bore. An air pocket is formed along a section of the interior bore extending from a first location located proximate to the first opening with a second cross-sectional area to a second location positioned between the first location and the second opening with a third cross-sectional area. The second cross-sectional area is greater than both the first cross-sectional area and the third cross-sectional area.

In one embodiment disclosed herein, a hair grooming system includes a vacuum canister, a hose, and a hand-held unit. The hose is secured to and in fluid communication with the vacuum canister and the hand-held unit. The hand-held unit includes a vacuum chamber. A mechanism for creating a vacuum is positioned in the vacuum canister, and the vacuum is communicated to the vacuum chamber by the hose. The system can further include a heating element and a fan arranged to heat air and move the air into the vacuum chamber. In one embodiment disclosed herein, a method for grooming hair includes the steps of placing a section of hair into a vacuum chamber; drawing a vacuum to remove excess water from the hair; and applying heated air to the section of hair.

A drying apparatus (10) and a control method, wherein the drying apparatus (10) comprises: an airflow generating element (11), a heating element (12), a barometer (13) and a main control module (14). The airflow generating element (11) is configured to generate an airflow. The heating element (12) is configured to heat the airflow. The barometer (13) is configured to obtain an ambient pressure. The main control module (14), coupled to the heating element (12), and the barometer (13), is configured to adjust the power of the heating element (12) according to the ambient pressure.

A hairdryer including a heater, a fluid flow path and a thermal fuse wherein the fluid flow path extends from a fluid inlet to a fluid outlet, the heater extends within the fluid flow path from an upstream end of the heater to a downstream end of the heater and the thermal fuse extends across the downstream end of the heater. The heater may be generally cylindrical in shape and the thermal fuse may extend at least partially radially across the downstream end of the heater. The heater may be annular in cross-section and the thermal fuse may extend at least partially radially across the annular downstream end of the heater. The heater may comprise an element, a scaffold around which the element is wound and an outer wall wherein the outer wall extends about the element and the scaffold.

A hair dryer is disclosed. The hair dryer includes a power supply for supplying electric power, a voltage detector for detecting a voltage of the electric power supplied from the power supply, a controller for controlling a driving speed of a motor in accordance with the voltage detected by the voltage detector, and a motor unit comprising first and second triacs to be selectively turned in accordance with the voltage detected by the voltage detector under a control of the controller, a rectifier to be turned on by a selected one of the first and second triacs, and the motor. The motor receives the voltage from the rectifier.

A hair dryer is disclosed. The hair dryer includes a power supply for supplying electric power, a voltage detector for detecting a voltage of the electric power supplied from the power supply, a controller for controlling a driving speed of a motor in accordance with the voltage detected by the voltage detector, and a motor unit comprising first and second triacs to be selectively turned in accordance with the voltage detected by the voltage detector under a control of the controller, a rectifier to be turned on by a selected one of the first and second triacs, and the motor. The motor receives the voltage from the rectifier.

A haircare apparatus has a plurality of capacitive sensors, each capacitive sensor configured to provide a capacitance reading indicative of hair proximal to the haircare apparatus. The haircare apparatus has a moisture estimation module configured to estimate, based on capacitance readings of the plurality of capacitive sensors, a moisture level of the hair proximal to the haircare apparatus.

A haircare apparatus has a plurality of capacitive sensors, each capacitive sensor configured to provide a capacitance reading indicative of hair proximal to the haircare apparatus. The haircare apparatus has a moisture estimation module configured to estimate, based on capacitance readings of the plurality of capacitive sensors, a moisture level of the hair proximal to the haircare apparatus.

The present disclosure relates to the technical field of hair dryers, and in particular, to a high-efficiency heating module applied to a hair dryer. The heating module includes a shell body with two run-through ends, an insulation bracket mounted in the shell body, and a heating main body fixedly mounted on the insulation bracket. The heating main body includes a heat conduction portion and a heating portion; the heat conduction portion includes a heat radiation inner cylinder, at least one layer of honeycomb-shaped heat radiation plate enclosed on an outer side of the heat radiation inner cylinder, and an outer heat radiation plate enclosed outside the outermost layer of honeycomb-shaped heat radiation plate; the heating portion includes a first heating film and a second heating film.