FR3049830B1 - OPEN HAIR ACCESSORY AND HAIRSTUFF EQUIPPED WITH SUCH AN ACCESSORY - Google Patents

Abstract

The invention relates to a hairdressing accessory (6) for shaping the hair, intended to be connected to an air outlet (3) of a hairdressing appliance (1) with a blown air flow. The accessory (6) comprises a hollow body (7) provided with an end (8) configured to be connected to said air outlet (3). The accessory (6) also comprises two hollow branches (9, 10) which extend the hollow body (7) by bifurcating and which each comprise at least one opening (11), said openings (11) being configured to eject the air blown in a direction inclined at an angle of between 30 ° and 80 ° relative to a plane P passing through the two branches (9, 10). These branches are configured so that their ends (12, 13) have between them a spacing E allowing the passage of hair. The invention also relates to a hairdressing apparatus (1) with a blown airflow equipped with such a hairdressing accessory (6).

Description

OPEN HAIR ACCESSORY AND HAIRSTUFF EQUIPPED WITH SUCH AN ACCESSORY

The present invention relates to a hairdressing accessory for shaping and drying hair. Such a hairdressing accessory is used on a hairdressing appliance with a blown air flow such as a hairdryer or a blower brush, said accessory being connected to the level of the air outlet of said appliance. An objective of the accessory according to the invention is to facilitate the work of the hair and the handling of the apparatus during drying and styling.

It is known the document published under the number CN103284440A which discloses a hair accessory arranged at the air outlet of a hair dryer. This accessory comprises a hollow body provided with an end configured to be connected to said air outlet, and a ring-shaped or toroidal hollow element which is connected to the hollow body and extends it forward. This hollow element comprises on its bottom part at least one opening which is configured to eject the air blown by the hair dryer around said element, along a path parallel to its axis of revolution. This design has the advantage of easily handling the hair dryer when positioning the accessory above the hair, which on the one hand not to break the wrist to direct hot air vertically and other to blow the air in the direction of the length of the hair, for a better drying of the hair without damaging their cuticles.

The present invention implements a hairdressing accessory which also allows easy handling of the hairdressing appliance and a suitable positioning of this accessory during drying. It also aims to facilitate the movement of the hairdressing appliance and the hairdressing accessory while maintaining an optimal position of this accessory vis-à-vis the hair, position that the air is blown into the direction of hair length from the scalp to the end of the wick. The present invention further aims to limit turbulence in air streams resulting in frizz to improve styling. To this end, the invention relates to a hairdressing accessory for shaping the hair, intended to be connected to an air outlet of a hairdressing apparatus with a blown air flow, for example a hair dryer or a blower brush. This hairdressing accessory comprises a hollow body provided with an end that is configured to be connected to the air outlet of the hairdressing appliance. In addition, the hairdressing accessory includes two hollow branches that extend the hollow body by forking. Thus, the air blown by the hairdressing apparatus penetrates the body then spreads in both branches. These two branches each comprise at least one opening, said openings being configured to eject the blown air in a direction inclined at an angle of between 30 ° and 80 ° relative to a plane P passing through the two branches, preferably on the whole length of these branches. Said branches are configured so that their ends have between them a spacing E allowing the passage of hair.

Thanks to these provisions, the hairdressing accessory makes it possible to guarantee a good drying of the hair, the flow of air being directed towards them, while avoiding the effects of turbulence. The rendering after drying is improved. In addition, the accessory can be positioned properly above the hair by easily handling the hair styling apparatus. The locks of hair can be positioned easily between the two branches by introducing said spacing, which allows to move the hair accessory along the hair while maintaining a breath of air oriented obliquely to the hair.

By plane P passing through the two branches is meant a plane P which intersects the two branches extending parallel to them. In other words, we mean by a plane P passing through the two branches, a plane in which is inscribed the longitudinal axis of each of the two branches.

According to one aspect of the invention, said openings are configured to eject the blown air in a direction inclined at an angle between 40 ° and 60 ° relative to the plane P.

According to one aspect of the invention, said openings are configured to eject the blown air in a direction inclined at an angle of 45 ° with respect to the plane P.

According to one aspect of the invention, the openings comprise a system for guiding the blown air.

According to one aspect of the invention, the guide system comprises at least one longitudinal fin disposed longitudinally relative to the branches.

According to one aspect of the invention, the at least one longitudinal fin is inclined at an angle of between 30 ° and 80 ° relative to the plane P.

According to one aspect of the invention, the at least one longitudinal fin is inclined at an angle between 40 ° and 60 ° relative to the plane P.

According to one aspect of the invention, the at least one longitudinal fin is inclined at an angle of 45 ° with respect to the plane P.

According to one aspect of the invention, the guide system comprises at least one transverse fin disposed transversely relative to the branches.

According to one aspect of the invention, the at least one transverse fin is inclined at an angle between 5 ° and 20 ° relative to a plane P ', normal to the plane P and cutting the two branches.

According to one aspect of the invention, the at least one longitudinal fin is disposed at the outlet of the opening.

According to one aspect of the invention, the at least one transverse fin is disposed at the outlet of the opening.

According to one aspect of the invention, the at least one longitudinal fin comprises a blade, preferably made of plastic.

According to one aspect of the invention, the at least one transverse fin comprises a blade, preferably made of plastic.

According to one aspect of the invention, at least a portion of the at least one opening of a first hollow branch of the two branches and at least a portion of the at least one opening of a second branch of the two branches face each other

According to one aspect of the invention, the section of the at least one opening of each of the two branches has a size of between 3 and 15 square centimeters.

According to a first design of the hairdressing accessory object of the invention, the branches are configured to form between them an open circle at the ends of said branches, the opening being constituted by said spacing. This design promotes a better distribution of airflow when the hair accessory is positioned above the hair. This design is furthermore more suitable for hair-style hairdressing apparatus in the form of a gun.

According to a second design of the hairdressing accessory object of the invention, the branches are configured to form substantially between them an open ellipse at the ends of said branches, the opening being constituted by said spacing. This design promotes the introduction of the hair between the two branches by dividing along said branches, which promotes a flat arrangement of the lock of hair between the branches rather than a trunk arrangement of said wick, for greater efficiency breath of air on the hair. This design is furthermore more suitable for blower-style hairdressing appliances having accessories mounted in the linear extension of the brush body. The oblong or elliptical shape design also allows good ergonomics of maintaining the complete device when the accessory is used in particular to dry the locks of hair on the side of the head.

According to one embodiment of the hair accessory object of the invention, it comprises bristles which extend on the inner sides of the branches, preferably parallel to the plane P. Thus, the bristles arranged inside the arc formed by the one or more branches makes it possible to brush and / or comb the wick, preventing it from being entangled, provide it with more shine or brightness, and allow the wick to be uniformly distributed inside the wick; accessory. The bristles may be synthetic and / or natural material, for example wild boar. By hair we mean any hair synthetic or natural material, but also any pin, for example plastic, or even a set of them. They can be collected and fixed by tufts comprising one or more materials.

According to one aspect of the invention, the openings are configured to eject the air blown away from the bristles.

According to one aspect of the invention, the bristles are arranged upstream of the breath of air exiting through the openings.

According to one aspect of the invention, the openings are configured to eject the blown air downward from the hairdressing accessory in use.

According to this embodiment of the hairdressing accessory, in a first variant, the ends of the bristles on the first branch are distant from the ends of the bristles on the second branch. This first variant makes it possible to limit the traction forces exerted on the hair during the movement of the accessory along said hair.

In a second variant, the ends of the bristles on the first branch are in contact with the ends of the bristles on the second branch. This second variant allows better disentangling of the hair.

In order to still limit the traction on the hair, the hair accessory provides to mount the bristles on at least one bar which is assembled with a degree of mobility vis-à-vis the branches. Thus, the mobility of the at least one bar makes it possible to spread the hairs according to the thickness of the lock of hair disposed between the two branches during the movement of the hairstyle accessory, which limits the traction on the hairs. hair.

In this embodiment with a bar, the at least one bar may be articulated around an axis of rotation included in the plane P passing through said at least first branch of the two. At rest, the bristles are in the plane P and in use they rotate if too much tension is applied. The articulation can be limited in angle, so as not to totally eliminate the effect of the hair.

Also, the at least one bar may be movable by mounting on at least one return spring. The return spring can be inserted between the bar and the body of the accessory. It can be optionally adjustable, thus ensuring the minimum brushing effort according to the nature of the hair.

Finally, the at least one bar can be detachable or interchangeable. This makes it possible to replace worn hairballs, or to modify the nature of the hair, the diameter of the hair according to the hair of different users or according to the condition of the hair of the same user.

According to the hair accessory object of the invention, the ends of the branches comprise the spacing E between them between 10 and 40 mm, preferably between 15 and 20 mm. This spacing range makes it possible to easily penetrate the hair between the two branches and further encourages the user to limit the thickness of the lock of hair arranged between these two branches.

According to a variant of the design of the hairdressing accessory object of the invention, opening means are arranged between at least one of the branches and the body to change the spacing between these two branches. On the one hand, according to a first use, this design promotes the introduction of hair between the two branches. Indeed, this design allows to open the two branches to increase their spacing between them and facilitate the positioning of the hair, before closing said branches to bring them back to normal position. On the other hand, according to a second use, this design allows to separate the two branches as much as possible to position them at the level of the contour of the head and encircle part of said contour.

According to this variant of design of the hairdressing accessory object of the invention, an actuating system is arranged between at least one of the branches and the body to automatically remove the branch or branches by activating said system. This facilitates the handling of the accessory when the user wishes to separate the two branches. The invention also relates to a hairdressing appliance with a blown air flow, preferably a hair dryer or a blower brush. This hairdressing apparatus comprises an air outlet through which is blown the air which can be preheated. The hairdressing apparatus also comprises at least one hairdressing accessory according to the invention, which comprises one or other of the aforementioned characteristics. In addition, assembly means are arranged between said air outlet and the end of the body of the hairdressing accessory. This allows a removable assembly between the hairdressing accessory and the hairdressing appliance, so as to allow the use of several hairdressing accessories having different characteristics, objects of the invention or not, with the same hairdressing appliance.

According to a design of the hairdressing apparatus object of the invention, that comprises a presence detector of the hairdressing accessory assembled on the air outlet. This allows the hairstylist to recognize the hairstyle accessory when assembled on the air outlet.

According to this design, said hairdressing apparatus may include a presence indicator of the hairdressing accessory assembled on the air outlet, configured to be engaged when the presence detector is active. This is to indicate to the user that the hairdressing accessory is properly connected to the air outlet of the appliance.

According to this design, said hairdressing apparatus preferably comprises means for limiting the heating temperature of the blown air flow, configured to be engaged when the presence detector is active. This has the advantage of avoiding excessive heating of the hairdressing accessory, which can cause damage.

The features and advantages of the present invention will emerge from the following description of non-limiting examples of embodiments of the hairdressing accessory adapted to different types of hairdressing apparatus with a blown air flow. This description is based on figures, among which: - Figures 1 and 2 illustrate two plan views of a hair dryer on which is arranged a first mode of design of a hairdressing accessory according to the invention; - Figures 3 and 4 illustrate two plan views of a blower brush on which is arranged a second mode of design of a hairdressing accessory according to the invention; FIGS. 5a to 5f illustrate different views of the hairdressing accessory and in particular of the blown air guide system; - Figures 6 and 7 illustrate two variants of a hairdressing accessory as illustrated in Figure 1 and 2, adapted to a hairdryer; - Figures 8 and 9 illustrate two modes of design of the hairdressing accessory, comparable to those of Figures 1 to 4, with a slight variant as to the implementation of bristles on the inner sides of the branches.

In the rest of the description, the same references are used to define the same characteristics or their equivalents.

Figures 1 and 2 is illustrated a hairdressing apparatus 1 with a blown air flow of the hair dryer type. It is the same in Figures 6, 7 and 9. While in Figures 3, 4 and 8, the hairstyling apparatus 1 is of the brush type. The hairstyling apparatus 1 comprises a body 2 comprising a handling handle 2a and an air outlet 3 through which the air is blown. The hairdressing appliance 1 also comprises a control knob 4 and an adjustment knob 5 for the heating temperature of the blown air. The body 2 includes means for heating the air (electrical resistance for example) and air blowing means (motor-fan unit for example) which is ejected by the air outlet 3, which are controlled by an electronic card. Such characteristics of the hairdressing apparatus 1 are well known to those skilled in the art and will therefore not be more detailed.

As illustrated in Figures 1 to 5f, a hairdressing accessory 6 is assembled on the air outlet 3 of the hairdressing appliance 1. The hairdressing accessory 6 comprises a body 7 which is hollow. The end 8 of the body 7 is assembled with the air outlet 3. For this, the end 8 can be configured to fit into the air outlet 3. It is also possible to envisage sliding mounting of the end 8 inside the air outlet 3, with a latching system (not shown in the figures) implemented between the end 8 and the air outlet 3. This locking system can for example consist of a groove arranged at the end 8 and retractable claws actuated by a control button, the claws positioning in the groove when the engagement of the end 8 inside the output of 3. The hairdressing accessory 6 can also be assembled on the air outlet 3 by screwing, or by a bayonet type fixing system.

As illustrated in Figures 1 to 5f, the hairstyle accessory 6 comprises two branches 9, 10 which extend forwardly the body 7 with which they communicate by separating it in two, in the manner of a bifurcation. These branches may be substantially symmetrical with respect to a vertical plane and orthogonal to the plane P passing through the branch or branches 9, 10. The distance E is at the distal end of the accessory once it is mounted on the 'apparatus. The branches 9, 10 are hollow and the air blown out of the air outlet 3 and passes inside the body 7, then propagates along the two branches 9, 10 where it is ejected through a 11, in an inclined direction, represented by the arrows 19, an angle of between 30 ° and 80 ° relative to the plane P. Preferably, the openings 11 are configured to eject the blown air in an inclined direction d An angle of between 40 ° and 60 ° relative to the plane P. Preferably, the openings 11 are configured to eject the blown air in a direction inclined at an angle of 45 ° with respect to the plane P. a plane P passing through the two branches 9, 10, a plane in which the longitudinal axis of each of the two branches 9, 10 is inscribed. The opening 11 can be continuous between the two branches 9, 10. contrary provide one or more openings 11 distinct on each of the two branches 9, 10.

The openings 11 comprise a guiding system 25 of the blown air. The guide system 25 comprises longitudinal fins 27 arranged longitudinally with respect to the branches 9, 10 and transverse fins 29 arranged transversely with respect to the branches 9, 10.

The longitudinal fins 27 are inclined at an angle of between 30 ° and 80 ° relative to the plane P. Preferably, the longitudinal fins 27 are inclined at an angle of between 40 ° and 60 ° relative to the plane P. preferably, the longitudinal fins 27 are inclined at an angle of 45 ° relative to the plane P.

The transverse fins 29 are advantageously inclined at an angle preferably between 5 ° and 20 ° relative to a plane P ', normal to the plane P and intersecting the two branches 9, 10.

The longitudinal and transverse fins 27, 29 are arranged at the outlet of the opening 11.

According to one aspect of the invention, the longitudinal fins 27 and the transverse fins 29 each comprise a blade, preferably made of plastic.

At least a portion of the opening 11 of a first hollow branch 9 among the two branches 9, 10 and at least a portion of the opening 11 of a second branch 10 of the two branches 9, 10 face each other.

The section of the openings 11 of each of the two branches has a size of between 3 and 15 cm 2 and advantageously of the order of 7 cm 2. The openings 11 are split by the longitudinal and transverse fins 27, 29 into several passage orifices each having a passage section of the order 0.5 cm 2.

In Figures 1 and 2, the branches 9, 10 have a semicircular shape with their ends 12, 13 spaced from each other to maintain a spacing E between them. Thus the branches 9, 10 concomitantly form an open circle at said ends 12, 13. In FIGS. 3 and 4, the semicircular shape of the branches 9, 10 is replaced by a half-ellipse shape so that said branches 9, 10 concomitantly form an open ellipse at the two ends 12, 13 having a spacing E between them. This spacing E allows the passage of the hair to position between the two branches 9, 10. The distance E between the two ends 12, 13 of the legs 9, 10 is chosen between 10 mm and 40 mm, for example more precisely between 15 mm and 20 mm. Preferably, the spacing E is 17 mm for branches 9, 10 forming an open circle, and 16 mm for branches 9, 10 forming an open ellipse.

In Figure 1, the hairdressing accessory 6 comprises bristles 14 which extend radially inside the circle formed by the branches 9, 10, in a plane parallel to the plane P. These bristles 14 are arranged on a row which extends on both sides on the inner sides 9a, 10a of said branches 9, 10. These bristles 14 are non-contact with each other.

As shown in FIGS. 5a to 5f, the openings 11 are configured to eject the air blown away from the bristles 14. The bristles 14 are disposed downstream of the openings 11 on the hairdressing accessory 6 in use. The openings 11 are configured to eject the blown air down from the hairdressing accessory 6 in use. Thus, when using the hairdressing accessory 6, the hair is first dried by the hot air flow emitted by the openings 11 and then capped by the bristles 14. The hairdressing accessory 6 comprises a first row of bristles 14a which extend on the inner side 9a of the first branch 9 and a second row of bristles 14b which extend on the inner side 10a of the second branch 10. These bristles 14a, 14b are arranged in the plane P or in a plane parallel to said plane P. The ends 15a of the bristles 14a on the first branch 9 can come into contact with the ends 15b of the bristles 14b on the second branch 10; as shown in Figure 4, or be spaced apart from each other, as shown in Figures 5a to 5f.

In an alternative embodiment illustrated in Figure 5f, the accessory 6 may comprise two rows of additional bristles 30, in addition to the two rows of bristles 14, to further improve the brushing of the wick, to bring him more than shine and shine. The rows of bristles 30 are advantageously carried by the upper part of the branches 9, 10, situated opposite the openings 11, the bristles 30 being advantageously inclined upwards so as to form an angle of the order of 45.degree. the plane P.

Figures 8 and 9 have branches 9, 10 respectively forming substantially an open ellipse and an open circle. By ellipse we mean a flattened circle and taking an oblong shape. FIG. 8 shows the presence of two rows of bristles 14a, 14b similar to those of FIG. 4. In addition, it can be seen in FIG. 8 that the bristles 14a on the first branch 9 are mounted on a bar 16. This bar 16 is arranged on the inner side 9a of the branch, with a flexible assembly providing a degree of mobility to the bristles 14a. Such a bar 16 is also provided on the inner side 10a of the second leg 10. This design allows to slightly spread the ends 15a, 15b of the bristles 14a, 14b to limit the tensile forces on the hair arranged between the two branches 9, 10, during the movement of the hair accessory 6 along the hair. In FIG. 9, it can be seen that the ends 15 of the bristles 14 are also in contact, unlike the embodiment illustrated in FIG. 1. In this case, a bar 16 is also provided on the inner sides 9a, 10a of the branches 9, 10.

In Figure 6, the first branch 9 of the hairdressing accessory 6 is mounted in pivot connection 17 relative to the body 7, while communicating therewith. The second limb 10 remains fixed with respect to the body 7. This design makes it possible to increase the spacing E between the two ends 12, 13 of the limbs 9, 10, in particular to facilitate the introduction of the hair between these two limbs. 9, 10.

In FIG. 7, the two branches 9, 10 are mounted in pivot connection 17, 18 with respect to the body 7, which makes it possible to increase even further the distance E, in comparison with the embodiment illustrated in FIG. 6. A large spacing also allows, for example, to position the hairdressing accessory 6 with the two branches 9, 10 open at the contour of the head

The embodiments of Figures 6 and 7 are implemented with branches 9, 10 forming an open circle. These embodiments may also be envisaged with branches 9, 10 forming an open ellipse similar to that illustrated in FIGS. 4 and 8.

Other means for opening the branches 9, 10 can be envisaged than pivot links 17, 18, in particular to increase the spacing E between the ends 12, 13 of these branches 9, 10. For example, it is possible to envisage the implementation of branches 9, 10 telescopic.

We can provide notches (not shown in the figures) arranged at the pivot links 17, 18 between the legs 9, 10 and the body 7, these notches to precisely define several opening positions of the branches 9, 10, or only the first branch 9 in the case of Figure 6.

It is also possible to provide an actuating system between the branches 9, 10 and the body 7, or even only between the first branch 9 and the body 7 in the case of FIG. 6. This actuation system makes it possible to automatically open the branches 9, 10 during its activation. For example, it is possible to provide studs which engage in the branches 9, 10 or abut on these branches 9, 10 when they are in the closed position, with a minimum distance E, these studs being retractable by means of the activation of a command button or trigger. Return springs arranged between the legs 9, 10 and the body 7 ensure the automatic opening of the branches 9, 10 during the retraction of said pads. Other features are possible for the hairdressing accessory 6, without departing from the scope of the invention. Other features are also conceivable on the hairdressing apparatus 1. The hairdressing appliance 1 comprises in particular a presence detector (not shown) arranged at the level of the air outlet 3. This presence detector switches on when of the assembly of the body 7 of the hairdressing accessory 6 with said air outlet 3. The presence detector transmits the information to an electronic card (not shown) of the hairdressing appliance 1, arranged in the body 2 of this hairdressing appliance 1. When the presence detector is switched on, the electronic card controls the lighting of a light indicator (not illustrated) arranged prominently on the body 2 of the hairdressing appliance 1 to signal to the user assembly of the hairdressing accessory 6 on the hairdressing appliance 1. In addition, this electronic card is configured to control the heating means (not shown) of the hairdressing appliance 1 lor sque the presence of the hairdressing accessory 6 is detected, in order to limit the heating temperature of the air blown and, thus, to avoid damage to the hairdressing accessory 6.

Claims (13)

Hair styling accessory (8) for shaping the hair, intended to be connected to an air outlet (3) of a hairdressing apparatus (1) with a blown air flow, said accessory (6) comprising a hollow body (7) provided with an end (8) configured to be connected to said air outlet (3), characterized in that it comprises two hollow branches (9, 10) which extend the hollow body (7) by bifurcating and which each comprise at least one opening (11), -said openings (11) being configured to eject the blown air in a direction inclined at an angle of between 30 ° and 80 ° with respect to a plane P passing through your two branches (9, 10) and extending parallel to the branches and in which is inscribed the longitudinal axis of each of the two branches, -said branches being configured so that their ends (12, 13) have between them a spacing E allowing the passage of hair, and in that it comprises p oils (14, 14a, 14b) extending on the inner sides (9a, 10a) of the legs (9, 10). A hairdressing accessory according to claim 1, wherein said openings (11) are configured to eject the blown air in a direction inclined at an angle of between 40 ° and 80 ° with respect to the plane P, and preferably in a direction inclined at an angle of 45 ° with respect to the plane P. 3. Hairdressing accessory according to one of claims 1 or 2, wherein the openings (11) comprise a guide system (25) of the blown air. 4. Hairdressing accessory according to claim 3, wherein the guide system comprises at least one longitudinal fin disposed longitudinally relative to the branches and being inclined at an angle of between 30 ° and 80 ° relative to the plane P, preferably being inclined at an angle between 40 ° and 60 ° relative to the plane P, preferably being inclined at an angle of 45 ° with respect to the plane P. 5. Hairdressing accessory (6) according to one of the preceding claims, wherein the bristles (14, 14a, 14b) extend parallel to the plane P. 6. Hairdressing accessory (8) according to one of the preceding claims, wherein the bristles (14, 14a, 14b) are mounted on at least one bar (16) which is assembled with a degree of mobility vis-à-vis branches (9, 10). 7. Hairdressing accessory (6) according to one of the preceding claims, wherein the ends of the legs comprise the spacing E between them between 10 and 40 mm, preferably between 15 and 20 mm. 8. hairdressing accessory (8) according to one of the preceding claims, wherein opening means are arranged between at least one of the legs (9, 10) and the body (7) to change the spacing between these two branches. 9. Hairdressing accessory (6) according to the preceding claim, wherein an actuating system is arranged between at least one of the branches (9, 10) and the body (7) to automatically separate the branch or branches by activating said system. 10. Apparatus for hairdressing (1) with a blown air flow, which comprises an air outlet (3) and at least one hairdressing accessory (8) according to one of the preceding claims, assembly means being arranged between said air outlet (3) and the end (8) of the body (7) of the hairdressing accessory (6). 11. Hairdressing appliance (1) according to the preceding claim, which comprises a presence detector of the hairdressing accessory (6) assembled on the air outlet (3). Hairdressing appliance (1) according to the preceding claim, which comprises a presence indicator of the hairdressing accessory (6) assembled on the air outlet (3), configured to be engaged when the presence detector is active. . 13.Hair appliance (1) according to one of the two preceding claims, which comprises means for limiting the heating temperature of the blown air flow, configured to be engaged when the presence detector is active.