EP3838059A1 - Ergonomisches tragbares frisiergerät - Google Patents

Ergonomisches tragbares frisiergerät Download PDF

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Publication number
EP3838059A1
EP3838059A1 EP20215288.0A EP20215288A EP3838059A1 EP 3838059 A1 EP3838059 A1 EP 3838059A1 EP 20215288 A EP20215288 A EP 20215288A EP 3838059 A1 EP3838059 A1 EP 3838059A1
Authority
EP
European Patent Office
Prior art keywords
blowing
hairdressing appliance
handle
blowing head
manual adjustment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20215288.0A
Other languages
English (en)
French (fr)
Other versions
EP3838059C0 (de
EP3838059B1 (de
Inventor
Arnaud Grienay
Matthieu FUIN
Jérémy DELHOM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SEB SA
Original Assignee
SEB SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SEB SA filed Critical SEB SA
Publication of EP3838059A1 publication Critical patent/EP3838059A1/de
Application granted granted Critical
Publication of EP3838059C0 publication Critical patent/EP3838059C0/de
Publication of EP3838059B1 publication Critical patent/EP3838059B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/48—Hair-drying combs or hair-drying brushes, with internal heating means
    • A45D20/50—Hair-drying combs or hair-drying brushes, with internal heating means and provision for an air stream

Definitions

  • the present invention relates to the general technical field of hairdressing appliances, for example for domestic use, and more precisely to the field of portable electric hairdressing appliances designed to blow an air flow in order to dry and / or facilitate the setting. hair shape.
  • the invention relates more specifically to a portable hairdressing device comprising a handle which extends longitudinally in a mean direction of longitudinal extension and by which said device is intended to be held manually for use, as well as a blower head arranged in the extension of said sleeve and provided with an air outlet through which an air flow is intended to be blown outwards in an average blowing direction secant to said average direction of longitudinal extension, said blowing head extending, in said mean blowing direction, between a front facade comprising said air outlet and an opposite rear facade.
  • Hairdressing devices are known of the hand-held hair dryer type, comprising a handle and a blower head.
  • the blow head is usually in the form of a nozzle open at both ends. Within this nozzle is arranged an axial fan which sucks the ambient air through the opening at the rear end of the nozzle and blows the air thus sucked in through the opening at the front end, so as to generate a forced air flow intended to be directed towards the hair to be dried.
  • a resistive heating element is also arranged inside the nozzle, in the air flow, to heat the latter and thus accelerate the drying. This heating element can be activated and deactivated at will by the user, by means of a switch.
  • a manual adjustment button making it possible to vary the speed of the air flow, by controlling the speed of the fan on board the blower head, is also provided in the vicinity of the switch.
  • these known hair dryers have a level of ergonomics which is not optimal, so that their handling can be difficult, in particular when the user wishes to modify the ventilation speed without interrupting the drying operation. that it is performing, and which involves holding the hair dryer in a particular orientation to direct the forced air flow on the hair to be dried.
  • the user is in fact generally forced to interrupt the drying operation in order to place the handle in his visual field in order to identify the positioning of the adjustment button and thus be able to actuate it.
  • Another drawback stems from the fact that the user can easily inadvertently actuate the adjustment button in an untimely manner, by simply gripping the handle on which the adjustment button is placed. The user can also confuse the switch and the adjustment knob.
  • the presence, on the handle, of the aforementioned control elements is such as to interfere with gripping the handle and to make use of the device uncomfortable.
  • the objects assigned to the invention therefore aim to remedy the various drawbacks exposed in the foregoing and to propose a new portable hairdressing appliance which, while being particularly practical and simple to use, has an optimum level of drying performance.
  • Another object of the invention aims to provide a novel portable hairdressing device that is particularly well balanced and comfortable to use.
  • Another object of the invention aims to provide a novel portable hairdressing device, the airflow design of which is optimized to promote maximum drying performance.
  • Another object of the invention aims to provide a novel portable hairdressing device of ergonomic design and particularly intuitive use.
  • Another object of the invention aims to provide a novel portable hairdressing device of simple and compact construction.
  • Another object of the invention aims to provide a novel portable hairdressing device that is particularly robust and reliable.
  • Another object of the invention aims to provide a novel portable hairdressing device which allows rapid drying under particularly safe and comfortable conditions of use.
  • a portable hairdressing apparatus comprising a handle which extends longitudinally in a mean direction of longitudinal extension and by which said apparatus is intended to be held manually for use.
  • a blowing head arranged in the extension of said sleeve and provided with an air outlet through which an air flow is intended to be blown outwards in an average blowing direction secant to said average direction longitudinal extension, said blowing head extending, according to said mean blowing direction, between a front facade comprising said air outlet and an opposite rear facade, said apparatus being characterized in that said rear facade is closed so not to be crossed by said air flow, said blowing head incorporating a first manual adjustment member of the operation of the device, said first manual adjustment member 1 being disposed on said rear facade so that a user can grip the handle with one hand while operating said first manual adjustment member with the thumb of said hand.
  • the hairdressing appliance 1 is designed to be gripped and manipulated by hand. It is therefore a portable, manual hairdressing appliance, preferably intended for use in a domestic setting by a user without specific professional hairdressing skills.
  • the hairdressing appliance 1 is designed so that the user uses the appliance 1 on himself, that is to say on his own hair.
  • the device 1 it is perfectly possible for the device 1 to be designed for use by the user on the hair of a third person, without departing from the scope of the invention.
  • the hairdressing appliance 1 forms a hair dryer (or hair dryer), which allows a user to dry his wet or damp hair by blowing in the direction of the hair. 'a forced air flow, hot or cool, and to facilitate shaping of the hair.
  • the invention is however not limited to this specific embodiment and it is for example quite conceivable that the hairdressing appliance 1 forms for example a blowing hairbrush, or any other portable hairdressing appliance provided with a function involving the blowing of an air flow on the user's hair, and which could be more specifically used for styling purposes, for example in direct contact with the hair (brushing, straightening, etc.).
  • the description which follows will nevertheless focus essentially on a hairdressing appliance 1 of the hair dryer type as illustrated in the figures.
  • the hairdressing appliance 1 comprises a handle 2 (or handle) by which the appliance 1 is intended to be held manually in order to be used.
  • the handle 2 thus forms a manual gripping member, intended to be gripped by the user to manipulate the hairdressing appliance 1.
  • the handle 2 is advantageously elongated, that is to say that it extends mainly along a single direction of space, corresponding to the longitudinal direction.
  • the handle 2 preferably has a slender, elongated shape, so that it can be grasped with the full hand by an adult user.
  • the handle 2 extends longitudinally, for example between a first end 2A and a second end 2B, in a mean direction of longitudinal extension X-X '.
  • the distance separating said first and second ends 2A, 2B, corresponding to the length of said handle 2 is sufficient to allow all the fingers of a user's hand to close on the handle 2.
  • the handle 2 is advantageously formed from a part, or from an assembly of parts. It is for example of generally tubular shape (with for example a circular or elliptical mean section, constant or not), and is shaped and dimensioned to ensure a good grip by the user.
  • the hairdressing appliance 1 also comprises a blowing head 3 designed to generate a (forced) air flow intended to perform a hair drying function.
  • the blowing head 3 is arranged in the extension of the handle 2, and for example extends the latter from the first end 2A.
  • the blowing head is provided with an air outlet 4 through which an air flow is intended to be blown outwards in an average blowing direction Y-Y ', in order to be able to be projected in the direction of the hair of the blower. user, in order to dry them.
  • the blowing head 3 is preferably fixed relative to the handle 2, and is preferably secured to said handle 2 in a permanent manner, said sleeve 2 and blowing head 3 thus being advantageously inseparable.
  • the air outlet 4 has an opening of generally substantially circular shape, as illustrated in the figures, and is for example provided with a protective grid.
  • the air outlet 4 has a disc-shaped blowing section.
  • the invention is not not limited to a particular geometric conformation of the air outlet 4, which may have any suitable shape, for example an oblong shape, a slit shape, etc.
  • the air outlet 4 is removably attached to the blowing head 3 (for example by snapping, screwing, press-fit, bayonet locking, etc.).
  • the blowing head 3 forms with the air outlet 4 a one-piece assembly, which is not intended to be disassembled by the user, which facilitates the use of the hairdressing appliance 1 and prevents the user from losing accessories.
  • the mean direction of blowing YY ' is secant to said mean direction of longitudinal extension XX' of the handle 2.
  • the mean direction of longitudinal extension XX 'of the handle 2 is advantageously substantially perpendicular to the direction blowing average Y-Y '.
  • the invention is not however limited to this specific embodiment, which proves to be particularly practical for the user and makes it possible to confer compactness on the hairdressing appliance 1.
  • said mean directions of longitudinal extension XX 'and blowing YY' can be inclined with respect to each other, so that the angle between said mean directions of longitudinal extension XX 'and of blowing YY' is greater than or less than 90 ° .
  • the angle between said mean directions of longitudinal extension XX 'and of blowing YY' is advantageously between 80 ° and 100 °, preferably between 85 ° and 95 °.
  • the blower head advantageously extends, in said mean blowing direction Y-Y ', between a front facade 3A comprising said air outlet 4 and an opposite rear facade 3B. Said rear facade 3B is closed so as not to be crossed by said air flow.
  • the blowing head 3 forms a blowing duct 13 which opens to the outside only at the level of the front facade 3B but does not generate an air flow at the level of the rear facade 3B which is closed. airtight. In particular, the ambient air is not sucked into the blower head 3 at the rear panel 3B.
  • the blowing duct 13 has a shape substantially converging from the rear facade 3B towards the front facade 3A, in order to produce a converging nozzle effect which makes it possible to lower the pressure and increase the speed of the air flow at the bottom. air outlet level 4.
  • the hairdressing appliance 1 advantageously comprises a motor-ventilation module 5 for generating said air flow intended to be blown outwards by the blower head 3.
  • the motor-ventilation module 5 extends the handle. 2 from the second end 2B, so that the handle 2 is interposed between the motorized ventilation module 5 on the one hand and the blowing head 3 on the other hand, between which it extends longitudinally.
  • Said motor-ventilation module 5 can itself be extended by an electrical supply cord 14, provided at its free end with an electrical connection plug.
  • the motorized ventilation module 5 of the hairdressing appliance 1 is therefore preferably offset from the blowing head 3 and from the handle 2.
  • the motorized ventilation module 5 so as to generate a flow of air with a high flow rate, economically, and without impacting the overall size of the blowing head 3 and of the handle 2.
  • such an arrangement of the motor-ventilation module 5 advantageously makes it possible to better balance the air.
  • weight of the hairdressing appliance 1 by a distribution of the masses on either side of the handle 2, which contributes to the comfort of use of the appliance 1 for the user. Indeed, the masses are thus distributed on either side of his hand which in particular facilitates his movements when he wishes to carry out hairstyling operations (brushing, etc. ).
  • the invention is not however limited to this advantageous embodiment and the motorized ventilation module 5 can alternatively be placed in the blowing head 3 or the handle 2.
  • the motorized ventilation module 5 includes a ventilation wheel 6 mounted to rotate along an axis of rotation Z-Z '.
  • the motorized ventilation module 5 also advantageously comprises a housing 7 within which the ventilation wheel 6 is housed.
  • the ventilation wheel 6 advantageously includes a series of vanes arranged at the periphery of the wheel 6, so that the rotation of the wheel ventilation 6 along the axis of rotation ZZ 'causes the creation of an air flow thanks to said vanes of the wheel 6.
  • the motorized ventilation module 5 includes an electric motor connected to the ventilation wheel 6 to drive the latter in rotation along the axis of rotation Z-Z '.
  • the electric motor is advantageously arranged adjacent to the ventilation wheel 6, and is for example provided with a rotor which drives in rotation a motor shaft 10 connected, directly or by means of a transmission device, to the ventilation wheel 6.
  • the electric motor for driving the ventilation wheel 6 is a brushless electric motor (so-called “ brushless ” motor or self-controlled synchronous machine with permanent magnets).
  • a brushless motor is generally more robust and lighter than a conventional brushed electric motor. Less noisy and more energy efficient, it also offers greater flexibility and better precision in adjusting its rotation speed.
  • the electric motor for driving the fan wheel 6 is a brushless direct current motor (BLDC) with an external rotor with sensors.
  • BLDC brushless direct current motor
  • the axis of rotation ZZ 'on the one hand is inscribed in a first plane P1 substantially perpendicular to the mean direction of blowing Y-Y', and on the other hand is also inscribed in a second plane P2 substantially perpendicular to the mean direction of longitudinal extension X-X '.
  • the axis of rotation ZZ 'of the ventilation wheel 6 is substantially perpendicular to a third plane P3 in which both the mean direction of blowing YY' and the mean direction of longitudinal extension fit.
  • X-X ' In the embodiment illustrated in the figures, the first, second and third planes P1, P2, P3 are orthogonal to each other.
  • first and second planes P1, P2 are for example not orthogonal to each other, in the possible case where the mean direction of longitudinal extension XX 'is not perpendicular to the mean direction of blowing YY' (case where the handle 2 is for example inclined forward or backward with respect to the direction of exit of the air flow through the air outlet 4). Thanks to the particular orientation of the aforementioned axis of rotation ZZ ', possible Undesirable gyroscopic effects are minimized, if not eliminated, which leads to increased comfort of use, in particular when the user performs “ brushing ” type drying.
  • axis of rotation ZZ ' to be oriented differently, and for example to be substantially parallel to the mean direction of longitudinal extension X-X ', or either substantially parallel to the mean blowing direction Y-Y'.
  • the motorized ventilation module 5 comprises an air suction inlet 9 formed through the housing 7, upstream of the ventilation wheel 6 with respect to the air flow, to allow the ventilation wheel 6 to suck in outside air, preferably parallel to said axis of rotation Z-Z '.
  • the air suction opening 9 thus preferably forms an opening along the axis of rotation ZZ 'allowing the introduction of outside air inside the housing 7 under the effect of the suction generated by the wheel. ventilation 6 rotating.
  • This specific orientation of the air suction inlet 9 proves to be particularly advantageous because it is different from the orientation of the air outlet 4. This makes it possible to reduce the risk of seeing the hair lying opposite it. the suction hearing 9 during the use of the hairdressing appliance 1, thus limiting the risk of inadvertent suction of hair.
  • a protective grid (visible in the figures) is also advantageously implemented for the safety of the user.
  • the fan wheel 6 is a centrifugal fan wheel (as illustrated in the figures) or a helico-centrifugal fan wheel.
  • the use of a centrifugal or helico-centrifugal fan wheel makes it possible to position the air suction louver 9 along the axis of rotation Z-Z ', while benefiting from quite appreciable aeraulic performance.
  • the use of such a helical-centrifugal or centrifugal fan can make it possible to obtain, at equivalent diameter and speed of rotation, a high internal pressure, greater than that obtained with an axial fan (with propeller or helical).
  • the fan wheel 6 is a centrifugal fan wheel comprising a plurality of blades.
  • a ventilation wheel 6 centrifugal is relatively small in size and relatively silent in operation, which is very appreciable for a device intended to be used near the head and the ears.
  • the invention is not, however, limited to the use of a centrifugal or helico-centrifugal fan wheel 6, and it is for example possible to use a tangential fan wheel, without however leaving within the scope of the invention.
  • the hairdressing appliance 1 also advantageously comprises a heating element 8 for heating said flow of air blown to the outside by the air outlet 4.
  • the heating element 8 can be formed by any suitable heating means, and can for example be based on any technology making it possible to transform electrical energy into thermal energy.
  • the electric heating element 8 implements heating by the Joule effect, it being understood that the invention is not limited to a particular heating technology.
  • the electric heating element 8 has for example a power greater than 500 W, and even more preferably a power at least equal to 1000 W, and preferably at least equal to 1500 W.
  • the heating element electric 8 comprises at least one electric heating resistor formed by a winding of metallic conductive wires (for example in nichrome) around an insulating core (for example in mica), which for example has a cruciform section.
  • the electric heating element 8 is advantageously embedded permanently within the blowing head 3, preferably upstream of said air outlet 4 with respect to the air flow, so as to be able to heat. the air flow before it escapes out of the blowing head 3 through the air outlet 4.
  • the electric heating element 8 is preferably permanently incorporated in the head blowing 3 and is not intended to be dissociated from the latter.
  • the device 1 comprises an intermediate duct 12 formed within the handle 2 to place the motor-ventilation module 5 (and in particular the ventilation wheel 6) in aeraulic communication with the blower head 3.
  • the housing 7 of the motorized ventilation module 5, which preferably includes or forms a volute 11, communicates with said intermediate duct 12.
  • the volute 11 opens into the intermediate duct 12, so as to propel into the intermediate duct 12 l 'air sucked in from the outside, via the air suction inlet 9, by the ventilation wheel 6.
  • the blowing duct 13 formed by the blowing head 3 is connected on the one hand to the intermediate duct 12 and on the other hand to said air outlet 4 through which it opens to the outside.
  • the electric heating element 8 is advantageously arranged in the blowing duct 13, upstream of the air outlet 4 and downstream of the intermediate duct 12, in consideration of the direction of the air flow.
  • the intermediate duct 12 advantageously channels the air flow through and inside the handle 2, in this case in the direction of the second end 2B towards the first end 2A, in the direction of the blowing head 3 , along a path which is preferably substantially rectilinear.
  • the blowing head 3 advantageously incorporates a deflector 15, designed and configured to deflect the air flow coming from the intermediate duct 12 and bring it into the blowing duct 13.
  • the deflector 15 is advantageously shaped and arranged to subject the air to the air.
  • the blowing head 3 has a first member 16 for manual adjustment of the operation of the device 1, intended for example to allow the user to adjust the blowing speed and / or the temperature of the air flow, or any other operating parameter.
  • the first manual adjustment member 16 in question is designed to be actuated manually by the user, and in particular to move between different positions or configurations which each correspond to a particular setting. More precisely, the first manual adjustment member 16 is arranged on the rear facade 3B of the blowing head 3, so that a user can grip the handle 2 with one hand while actuating said first manual adjustment member 16 with the thumb of said hand. This configuration advantageously takes advantage of the fact that the rear facade 3B is closed.
  • This configuration gives excellent ergonomics to the hairdressing appliance 1, by using the rear of the blowing head 3, usually devolved to an air suction function in the devices of the prior art, to position the first. adjustment member 16 that the user can therefore manually actuate while drying his hair. Thanks to the absence of air flow at the level of the rear facade 3B, and in particular to the absence of ambient air suction at the level of said rear facade 3B, the user can actuate the first member 16 of adjustment while the device 1 is in operation, without the risk of accidentally blocking a suction inlet, which could disrupt the performance of the device 1 or even lead to its deterioration and / or a risk of discomfort or even injury to the user.
  • the specific design adopted by the invention thus makes it possible to guarantee the performance of the device 1 in all circumstances and to optimally preserve the safety of the user; this design also provides remarkable comfort of use, by judiciously using the space available at the rear panel 3B to position there the first manual adjustment member 16 which can be actuated with the thumb of the hand which also simultaneously holds the handle 2.
  • the blowing head extends, according to the average blowing direction Y-Y ', by a length L1 measured between the average direction of longitudinal extension XX' and the front facade 3A, and by a length L2 measured between the mean direction of longitudinal extension XX 'and the rear facade 3B.
  • the value of the length L2 is chosen so that the rear panel 3B remains in the vicinity of the handle 2 and does not protrude too far from the latter, which could make manual actuation difficult.
  • L2 is substantially between 0 and 60 mm, and preferably between 20 and 50 mm.
  • the length L1 is greater than the length L2, and for example 1.2 to 1.8 times greater than the latter, in order to benefit from a sufficient length to channel the air.
  • the hairdressing appliance comprises an electronic module 17 for controlling and / or controlling the operation of the appliance 1, preferably under the control of the first manual adjustment member 16.
  • the first manual adjustment member 16 is functionally (for example electrically) connected to the electronic module 17 in order to control the operation of the device 1 via the latter.
  • the electronic module 17 is for example in the form of 'an electronic card (PCBA) formed of a printed circuit board (PCB) on which various electronic components are mounted (capacitors, resistors, transistors, etc. ).
  • the electronic card forming the electronic module 17 is advantageously connected functionally to the motor-ventilation module 5 and / or to the electric heating element 8.
  • the electronic module 17 is advantageously embedded within the blowing head 3, in this case.
  • the hairdressing appliance 1 has a particularly compact nature and a particularly simple and reliable construction, which allows optimal operation, in particular thanks to the efficient cooling of the electronic module 17 obtained by the specific positioning of the latter in the air flow.
  • the electronic module 17 is attached to the deflector 15, on the internal face of the latter which assumes from during a double function of deflection of the air flow and of support for the electronic module 17.
  • the specific positioning of the electronic module 17 on the deflector 15 makes it possible to optimize the cooling of the electronic module 17, due to the fact that at the level from the deflector 15, the air flow is liable to undergo turbulence phenomena which promote heat exchange.
  • the specific positioning of the electronic module 17 within the blowing head 3, close to the rear panel 3B of the latter, furthermore facilitates the establishment of the functional link between the first member 16 for manual adjustment of the operation of the latter. apparatus and the electronic module 17 which makes it possible to drive and / or control the operation of the apparatus 1 under the control of the first member 16.
  • the first manual adjustment member 16 is designed to allow manual adjustment of the operation of the motorized ventilation module 5.
  • the first member 16 allows the user to vary the speed of the blown air flow. by the blowing head 3, ensuring the adjustment of the speed of rotation of the ventilation wheel 6, via the electric motor to which the latter is connected.
  • the first manual adjustment member 16 also makes it possible to control the heating element 8, so as for example to allow the user to select different pairs of blowing speed / temperature value pairs of the air flow.
  • the first member 16 only controls the ventilation speed, or only controls the heating element 8, without departing from the scope of the invention.
  • the hairdressing appliance 1 comprises, in addition to the first member 16, a second manual adjustment member 18 designed to allow manual adjustment of the operation of said heating element 8, said second manual adjustment member 18 being advantageously separate, and preferably remote, from the first manual adjustment member 16.
  • the second member 18 is advantageously designed to activate and deactivate the heating element 8, in order to allow the user to choose between blowing a heated air flow or blow a stream of air at room temperature.
  • the second member 18 thus constitutes a hot air / fresh air selector.
  • the hot air / fresh air selector advantageously formed by the second member 18 is for example in the form of a toggle switch, a push button or a sliding slider.
  • the spatial separation of the first and second adjustment members 16, 18 makes it possible to obtain a device that is particularly ergonomic, easy and intuitive to use.
  • the second manual adjustment member 18 is disposed on the handle 2, for example near the first end 2A of the latter, so as to be operable for example with the index finger of the hand which grasps the handle. 2 and whose thumb can actuate the first member 16.
  • the user is able on the one hand to adjust at least the speed of the air flow by acting on the first manual adjustment member 16 arranged on the rear facade 3B, and on the other hand to activate / deactivate the heating of the air flow by acting on the second manual adjustment member 18 advantageously arranged on the handle 2, while proceeding the hairdressing operation (for example of the " brushing " type) without having to interrupt it.
  • the first manual adjustment member 16 comprises a wheel 19 rotatably mounted on the rear facade 3B, preferably along an axis of rotation which is substantially parallel to, or coincident with, said mean blowing direction Y-Y '.
  • a rotary wheel 19, in particular a wheel 19 configured to rotate along an axis coincident with or parallel to the blowing direction Y-Y ' gives a particularly ergonomic character to the device 1.
  • the wheel is integrated into the blowing head 3 so that it itself contributes to locally defining the surface envelope of the blowing head 3. Thanks to this technical measure, the first member 16 is simply flush with the outer casing of the blowing head 3, without forming a significant projection on the surface of the latter.
  • the wheel 19 is in the form of at least one ring or ring portion which rotates along the aforementioned axis of rotation around a hub. central 20 fixed.
  • the central hub 20 in question is advantageously in the form of a solid wall, of substantially circular shape, which helps to define the rear facade 3B.
  • the wheel 19 may be in the form of a ring, and for example and as illustrated in the figures in the form of a unitary ring formed by a single integral part of generally substantially circular shape.
  • the wheel 19 is alternatively in the form of one or more portions of a ring, for example in the form of two half-rings joined together so as to form a ring together.
  • a first half-ring may for example be dedicated to adjusting the motor-ventilation module 5, while the other half-ring may be dedicated to adjusting the heating element 8, or any other element.
  • the blowing head 3 comprises an outer casing including a cup-shaped portion which forms said rear facade 3B, as illustrated in the figures.
  • Said cup advantageously has a bottom formed at least in part by the central hub 20, and a side wall which extends from the periphery of said bottom and is formed at least in part by the ring advantageously constituting the wheel 19.
  • the wheel 19 is perfectly integrated into the blowing head 3, while being easily accessible and manipulated with the thumb.
  • the user first of all connects the device 1 to the mains via the cord 14. The user then grasps the handle 2 with one hand, and turns the wheel 19 with the thumb of the same hand to make it pass through. 'a first stop position of the device 1 (" off " position) at a second position corresponding to a first predetermined speed and temperature pair of the air flow blown by the blowing head 3. In this first position, the motorized ventilation module 5 is started, as is the heating element 8, according to predetermined parameters which correspond to the predetermined pair of speed and temperature mentioned above.
  • the air ambient is sucked in by the hearing 9 then discharged into the intermediate duct 12 in which it circulates in a substantially rectilinear path, parallel to the average direction of longitudinal extension XX 'of the handle 2.
  • the air flow then reaches the head of blowing 3 in which it first sweeps the electronic module 17 to cool it, then sweeps the electric heating element 8 in order to be heated by the latter and to reach the temperature corresponding to the position of the dial 19 , to finally exit to the outside through the air outlet 4, in the average direct blowing direction Y-Y ', with a predetermined speed corresponding to the setting given by the position of the wheel 19.
  • the user can then print an additional rotation again on the wheel 19, to bring it into a third predetermined position corresponding to a second predetermined temperature speed pair of the air flow.
  • the user can, by actuating the second adjustment member 18 arranged on the handle 2, in the vicinity of the junction of the handle 2 and the blowing head 3, deactivate the heating of the air flow to pass through a air blowing mode at room temperature.
  • the actuation of the second adjustment member 18 can be carried out by means of the index finger of the hand which holds the handle 2, while continuing the operation of drying the hair and without having to bring the device 1 back to the field. user's vision.
  • the user can again turn the wheel 19 to bring it back to its first position corresponding to the stopping of the device 1. The latter can then be disconnected from the electrical network.
  • the quite specific configuration of the device 1 according to the invention makes it possible to obtain a substantial gain in performance while very significantly improving the ergonomics of the device 1, which proves to be particularly practical and comfortable to use.

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  • Cleaning And Drying Hair (AREA)
EP20215288.0A 2019-12-18 2020-12-18 Ergonomisches tragbares frisiergerät Active EP3838059B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1914796A FR3104913B1 (fr) 2019-12-18 2019-12-18 Appareil de coiffure portatif ergonomique

Publications (3)

Publication Number Publication Date
EP3838059A1 true EP3838059A1 (de) 2021-06-23
EP3838059C0 EP3838059C0 (de) 2024-07-10
EP3838059B1 EP3838059B1 (de) 2024-07-10

Family

ID=69903485

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US4196343A (en) * 1978-03-02 1980-04-01 C.A.H., Inc. Hair dryer
CN2798684Y (zh) * 2004-07-16 2006-07-26 马斯特及迪克森服务股份公司 具有便捷操控开关的吹风器
CN201328477Y (zh) * 2008-11-24 2009-10-21 全洪云 高效静音的电吹风机
US9596916B2 (en) * 2013-07-05 2017-03-21 Dyson Technologies Limited Hand held appliance
CN110464102A (zh) * 2019-09-12 2019-11-19 追觅科技（天津）有限公司 手持式吹风机

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JPS61257604A (ja) * 1986-04-30 1986-11-15 松下電工株式会社 ヘア−ドライヤのアタツチメントブラシ
CN110477572A (zh) * 2019-09-12 2019-11-22 追觅科技（天津）有限公司 手持式吹风机

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4196343A (en) * 1978-03-02 1980-04-01 C.A.H., Inc. Hair dryer
CN2798684Y (zh) * 2004-07-16 2006-07-26 马斯特及迪克森服务股份公司 具有便捷操控开关的吹风器
CN201328477Y (zh) * 2008-11-24 2009-10-21 全洪云 高效静音的电吹风机
US9596916B2 (en) * 2013-07-05 2017-03-21 Dyson Technologies Limited Hand held appliance
CN110464102A (zh) * 2019-09-12 2019-11-19 追觅科技（天津）有限公司 手持式吹风机

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CN112971312A (zh) 2021-06-18
EP3838059C0 (de) 2024-07-10
FR3104913A1 (fr) 2021-06-25
EP3838059B1 (de) 2024-07-10
FR3104913B1 (fr) 2021-12-17

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