Hair dryer
The ergonomic handle design on the hair dryer addresses the issue of user discomfort by offering a balanced grip, enhancing comfort and reducing fatigue during extended use.
Patent Information
- Application Number
- HK62026124253
- Authority / Receiving Office
- HK · HK
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2024-01-12
- Filing Date
- 2026-06-02
- Publication Date
- 2026-07-31
AI Technical Summary
Existing hair dryers lack ergonomic design, particularly in the grip and balance, leading to user discomfort during extended use.
A hair dryer design featuring a handle extending away from the center of mass with a grip positioned near the center of mass, allowing for improved ergonomic handling.
Enhances user comfort and reduces fatigue during prolonged use by providing a balanced grip and improved handling.
Smart Images
Figure 00000000_0000_ABST
Abstract
Description
The abstract describes a hair dryer (1) including a barrel (3); a handle (5); a heater (13); and a fan assembly (7). The handle (5) extends away from the barrel (3) at a point offset from the center of mass of the hair dryer (1) and is shaped to allow the barrel (1) to be gripped near the center of mass of the hair dryer (1), and the longitudinal extent of the handle (5) extends below the center of mass of the hair dryer (1).
Claims
CLAIMS1. A hair dryer comprising: a main body having a centre of mass, and a handle having a longitudinal extent which extends away from the main body; wherein the handle is attached to the main body at a point offset from the centre of mass of the main body; and is shaped so as to permit the main body to be grasped in the vicinity of the centre of mass of the main body with the longitudinal extent of the handle extending below the centre of mass of the main body.
2. A hair dryer in accordance with claim 1 , wherein the handle is attached to the main body of the hair dryer via an offset, one portion of the offset being attached to the main body at a point offset from the centre of mass of the main body and another portion of the offset being attached to the handle wherein the offset separates the handle from the main body of the hair dryer to define a notch through which a user’s fingers or a portion of a user’s hand can pass through when a user grasps the main body in the vicinity of the centre of mass of the main body with the longitudinal extent of the handle extending below the centre of mass of the main body.
3. A hair dryer in accordance with claim 1 or claim 2 wherein the main body is substantially cylindrical in shape.
4. A hair dryer in accordance with any preceding claim wherein the main body of the hair dryer comprises a fan assembly for generating an air flow through the main body of the hair dryer and a heater operable to heat at least a portion of the air flow generated by the fan assembly.
5. A hair dryer in accordance with claim 4 wherein a channel is provided adjacent the periphery of the main body of the hairdryer and the fan assembly is configured to impel air which has not been heated by the heater through the channel.
6. A hair dryer in accordance with any preceding claim wherein a portion of the main body of the hair dryer in the vicinity of the centre of mass of the main body graspable by the user is insulated.
7. A hair dryer comprising: a main body containing a fan assembly and heater; wherein the main body is substantially cylindrical and a plurality of air inlets is provided in an annular ring at one end of the main body, the surface area of the portion of the main body where the air inlets are provided being greater than the circular cross section of the portion of the main body where the air inlets are provided.
8. A hair dryer in accordance with claim 7 wherein the plurality of air inlets comprise a plurality of channels passing through the walls of the main body of the hair dryer, wherein the lateral extent of the plurality of channels are parallel to one another.
9. A hair dryer in accordance with claim 8 further comprising a filter provided within the main body of the hair dryer in the vicinity of the plurality of air inlets, wherein a surface of the filter is orientated relative to the plurality of air inlets such that the surface is perpendicular to the lateral extent of the plurality of channels.
10. A hair dryer in accordance with any of claims 7-9 further comprising a baffle arranged within the main body of the hair dryer in the vicinity of the air inlets, wherein the surface of the baffle is configured to direct air entering the main body of the hair dryer via the air inlets along the axial direction of the main body towards the fan assembly contained within the main body.
11. A hair dryer in accordance with any of claims 7-10 further comprising a user interface display, wherein the user interface display is provided at the end of the main body adjacent the annular ring of air inlets.
12. A hair dryer comprising: a main body containing a fan assembly comprising a motor operable to cause an impeller to rotate, wherein the fan assembly is operable to draw air in via an inlet; and a stator blade arrangement provided within the inlet of the fan assembly, the stator blade arrangement comprising an arrangement of blades wherein the blades are angled relative to the direction in which the fan assembly is operable to draw in air, the angling of the blades of the stator blade arrangement being suchto direct air drawn in by the fan assembly to rotate in a direction corresponding to the direction of rotation of the impeller of the fan assembly.
13. A hair dryer in accordance with claim 12, wherein the arrangement of blades comprise a plurality of blades extending between an inner support and outer support ring wherein the plurality of blades are equally spaced from one another.
14. A hair dryer in accordance with claim 12 or 13 wherein the blades are angled at approximately an angle of an angle of 25° relative to the direction in which the fan assembly is operable to draw in air.
15. A hair dryer in accordance with any of claims 12-14 further comprising a plurality of Helmholtz resonator chambers arranged around the periphery of the inlet of the fan assembly.
16. A hair dryer comprising: a main body; a fan assembly for generating an air flow through the main body of the hair dryer; a heater operable to heat air passing through the main body; and control electronics for controlling the operations of the hair dryer, wherein a channel is provided adjacent the periphery of the main body of the hairdryer; the fan assembly is configured to impel some air which has not been heated by the heater through the channel; and at least some of the control electronics are arranged so that a portion of the control electronics is adjacent air flow passing through the channel wherein the air flow dissipates heat from that portion of the control electronics.
17. A hair dryer comprising: a main body a fan assembly for generating an air flow through the main body of the hair dryer, the fan assembly having an air intake; a heater operable to heat air passing through the main body; and control electronics for controlling the operations of the hair dryer, wherein the hair dryer is configured so that at least some of the air drawn into the air intake of the fan assembly, when the fan assembly is activated is caused to bedrawn over the surface of the control electronics.
18. A hair dryer in accordance with claim 17, further comprising a handle, wherein the control electronics are contained within a cavity within the handle and an air channel is provided in fluid communication with the cavity containing the control electronics; and an outlet of the air channel is provided adjacent the air intake of the fan assembly such that air from the air channel is drawn into the air intake when the fan assembly is operated, thereby generating an air flow across the surface of the control electronics.
19. A hair dryer comprising: a main body having an air inlet and an air outlet; a fan assembly for generating an air flow through the main body of the hair dryer from the air inlet to the air outlet; and a heater operable to heat air passing through the main body; wherein a bulb is provided in the central portion of the air outlet, the bulb having a first end closer to the fan assembly and a second end closer to the air outlet wherein the surface of the bulb at the second end of the bulb and the portions of air outlet concentric with the second end of the bulb are configured to direct air which passes around the bulb inwardly towards an axis passing through the centre of the air outlet.
20. A hair dryer in accordance with claim 19, wherein the first end of the bulb is hemispherical and the second end of the bulb is tapered.
21. A hair dryer in accordance with claim 19 or 20 wherein a channel is provided adjacent the periphery of the main body of the hairdryer and the fan assembly is configured to impel air which has not been heated by the heater through the channel to exit at the periphery of the air outlet.
22. A hair dryer in accordance with claim 21 , wherein the portions of the channel concentric with the second end of the bulb are configured to direct air which passes through the channel inwardly towards an axis passing through the centre of the air outlet.
23. A hair dryer including a magnetic attachment system, the hair dryer comprising: a main body having an air outlet at one end; a fan assembly for generating an air flow through the main body of the hair dryer; a heater operable to heat air passing through the main body; a magnet for attaching an accessory to the end of the main body of the hair dryer where the air outlet is provided; wherein a channel is provided adjacent the periphery of the main body of the hairdryer, the channel having an outlet at the periphery of the air outlet of the hair dryer; the fan assembly is configured to impel some air which has not been heated by the heater through the channel; and the magnet is separated by the channel from the air flow which is heated by the heater passing through the main body of the hair dryer.
24. A hair dryer in accordance of claim 23 wherein a surface of the magnet at the end of the hair dryer adjacent the air outlet is inclined so that a portion of the magnet closer to the air flow which is heated by the heater passing through the main body of the hair dryer is inset from the end of the main body of the hair dryer relative to a portion of the magnet which is more remote from the air flow which is heated by the heater passing through the main body of the hair dryer.
25. A hair dryer system, comprising: a hair dryer in accordance with claim 23 or 24; and accessory for attachment to a hair dryer in accordance with claim 23 or claim 24, the attachment comprising: an extension for insertion into the channel adjacent the periphery of the main body of the hairdryer; and a ferrous component, provided adjacent the extension, wherein when the extension is inserted into the channel adjacent the periphery of the main body of the hairdryer, the ferrous component is attracted to the end of the main body of the hair dryer by the magnet provided on the hair dryer.
26. A hair dryer system in accordance with claim 25 wherein a surface of the ferrous component is angled so as to provide in inclined surface which is complementary to an inclined surface of a hair dryer to which the accessory is designed to beattached.
27. An accessory for attachment to a hair dryer, the attachment comprising: an extension for insertion into the channel adjacent the periphery of a main air outlet of a hairdryer; a magnet, provided adjacent the extension; and an inner wall operable, when the extension is inserted into a channel to prevent air exiting a main air outlet of a hairdryer from passing in the immediate vicinity of the magnet.
28. An accessory in accordance with claim 27 wherein a surface of the magnet is angled so as to provide in inclined surface which is complementary to an inclined surface of a hair dryer to which the accessory is designed to be attached.
29. A hair dryer system or an accessory in accordance with any of claims 25-28 wherein the accessory is a nozzle; a diffuser or a hair pick.
30. A hair dryer for use with the accessory of claim 27 or 28, comprising: a main body having an air outlet at one end; a fan assembly for generating an air flow through the main body of the hair dryer; a heater operable to heat air passing through the main body; wherein a channel is provided adjacent the periphery of the main body of the hairdryer, the channel having an outlet at the periphery of the air outlet of the hair dryer, the channel being configured to receive an extension portion of an accessory; the fan assembly is configured to impel some air which has not been heated by the heater through the channel; and a ferrous component is provided adjacent the air outlet separated by the channel from the air flow which is heated by the heater passing through the main body of the hair dryer.
31. The hair dryer of claim 30, wherein a surface of the ferrous component is angled so as to provide an inclined surface which is complementary to an inclined surface of an accessory designed to be attached to the hair dryer.
32. A hair dryer in accordance with claim 23 or claim 24 or an accessory or hair dryersystem in accordance with any of claims 27-29 wherein the magnet is an annular magnet or the magnet comprises a plurality of magnet arranged in a ring.
33. A hair dryer in accordance with claim 23 or claim 24 or accessory or hair dryer system in accordance with any of claims 27-29 wherein the magnet is a neodymium magnet.
34. A diffuser accessory for attachment to a hair dryer comprising: an inlet for receiving air; a faceplate having a concave surface defining a bowl; a set of prongs extending into the bowl; wherein a plurality of holes are provided to permit entry of air into the bowl via the faceplate and the prongs, at least some of the holes being provided in a central portion of the face plate; and a baffle provided within a central portion of the inlet operable to divert air entering the air inlet from the central portion of the face plate.
35. A diffuser accessory in accordance with claim 34 further comprising an inner wall which is operable to divert air entering at the periphery of the inlet from air entering a central portion of the inlet.
36. A hair dryer comprising: a main body a fan assembly for generating an air flow through the main body of the hair dryer; a heater operable to heat air passing through the main body; and control electronics for controlling the operation of the heater and fan assembly; wherein the main body comprises: a reflective layer, a light guide layer, a diffuser, and a mask; and the hair dryer further comprises a light source operable to illuminate the light guide layer of the main body in response to the selection of operations by the control electronics.
37. A hair dryer comprising: a main body having an air inlet; a filter operable to prevent the ingress of dirt and debris into the main body of the hair dryer via the air inlet;a fan assembly for generating an air flow through the main body of the hair dryer; a heater operable to heat air passing through the main body; and a dust sensor operable to determine an estimated level of dust in the vicinity of the filter and generate a signal when the estimated level of dust exceeds a predetermined level.
38. A hair dryer in accordance with claim 37, wherein the dust sensor comprises a light source and a light sensor wherein the dust sensor is operable to determine an estimated level of dust in the vicinity of the filter on the basis of the proportion of light emitted by the light source detected by the light sensor.
39. A hair dryer in accordance with claim 37, wherein the dust sensor is operable to determine an estimated level of dust in the vicinity of the filter on the basis of at least one of: a detected maximum temperature in the vicinity of the filter; heat up time for the hair dryer; air flow through the main body; the power required by the fan assembly to generate airflow; the time between uses of the hair dryer; and the cumulative use of the hair dryer.
40. A hair dryer in accordance with any of claims 37-39 wherein the hair dryer further comprises a user interface and the generated signal is operable to cause the user interface to output a warning when the estimated level of dust in the vicinity of the filter exceeds a predetermined level.
41. A hair dryer in accordance with any of claims 37-39 wherein activation of the heater is inhibited when the estimated level of dust exceeds a predetermined level.
42. A hair dryer in accordance with any of claims 37-39, further comprising a cleaner operable to remove dust from the filter wherein the cleaner is operable to be activated when the estimated level of dust exceeds a predetermined level.
43. A hair dryer in accordance with claim 40 or 41 , further comprising a sensor operable to detect whether the filter is correctly mounted on the hair dyer, wherein the sensor is operable to cause the user interface to output a warning and / orinhibit activation of the heater if it is detected that the filter is not correctly mounted.