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
  • A45D1/00—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor
  • A45D1/02—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with means for internal heating, e.g. by liquid fuel
  • A45D1/04—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with means for internal heating, e.g. by liquid fuel by electricity
• • 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
  • A45D1/00—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor
  • A45D1/06—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with two or more jaws
• • 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
  • A45D1/00—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor
  • A45D1/18—Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor with combs
• • 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
  • A45D2/00—Hair-curling or hair-waving appliances ; Appliances for hair dressing treatment not otherwise provided for
  • A45D2/001—Hair straightening appliances
• • 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
  • A45D2/00—Hair-curling or hair-waving appliances ; Appliances for hair dressing treatment not otherwise provided for
  • A45D2/001—Hair straightening appliances
  • A45D2/002—Hair straightening appliances with combs

Definitions

• the present invention relates to the technical field of hairdressing appliances such as curling irons or straighteners.
• Such devices generally comprise two jaws at least one of which is heated and which are hinged together so as to be able to pinch a lock of hair to be shaped.
• One of the jaws or both jaws are then heated directly or indirectly by an electric heating member whose temperature is regulated by a thermostatic system to reach a temperature determined according to a temperature value possibly selected by a user of the 'apparatus.
• Such a type of hairdressing apparatus makes it possible with some practice to obtain a good smoothing result.
• This good smoothing result is obtained by applying a significant pressure force to keep the jaws closed and apply sufficient pressure on the lock of hair to be treated. Possibly, the user can use both hands to increase this effort for a better result. In all cases, the maintenance of this significant pressure effort during the entire treatment cycle of the hair is painful and restrictive for the user. Laboratory tests have shown that the combination of the tension of the hair and the heat applied by the iron with a reasonable clamping pressure makes it possible to obtain a result equivalent or even better than that obtained with iron alone by applying a pressure more important.
• the invention relates to a hairdressing apparatus comprising at least:
• the first jaw at least comprises at least one bar friction which is movable relative to the adjacent working surface and which is adapted to cooperate with a facing element so as to define, in the closed position of the jaws on a lock of hair, a traction zone generating, during the displacement of the device, on the lock of hair a tensile force greater than the traction force generated by the treatment area.
• the term "movable friction bar relative to the adjacent work surface" the relative mobility of the two parts.
• the friction bar can be fixed relative to the jaw and the working surface movable relative to the jaw, or the friction bar can be movable relative to the jaw and the working surface fixed relative to the jaw or the friction bar may be movable relative to the jaw and the working surface movable relative to the jaw but differently,
• the friction bar is also called pull rod.
• the friction bar may for example be designed so that in the closed position of the jaws, the traction zone has a coefficient of friction greater than the coefficient of friction of the treatment zone.
• the element cooperating with the friction bar may be carried either by the second jaw or carried by the first jaw.
• the friction bar can be located either at an outer edge of the treatment zone, or on the contrary, in the center of the latter so that the user does not have to worry about the direction in which he uses the hairdressing apparatus according to the invention.
• the friction bar may be beside the outer edge of the treatment surface and in contact with the treatment surface of the same jaw, said treatment surface having a planar surface for contacting the lock of hair.
• the friction bar may abut against the side of the treatment surface and / or under the treatment surface and / or under the lateral edges of the treatment surface.
• the mobility of the friction bar relative to the adjacent working surface can be achieved in different ways.
• the friction bar is movable with respect to the first jaw and the apparatus comprises constraint means which are interposed between the friction bar and the first jaw, and which tend to move the friction bar away from the first jaw. the first jaw, that is to say, pushing the friction bar to the second jaw.
• the constraining means can then be made in any suitable manner such as, for example but not exclusively, in the form of one or more springs working in compression interposed between the friction bar and the first jaw.
• the constraining means could also be made in the form of magnetic, electromechanical, pneumatic or hydraulic systems.
• the constraint means can also be associated with means for adjusting the intensity of the stress they exert.
• the working surface can be fixed relative to the jaw which carries it while the friction bar is movable relative to the first jaw and thus to the working surface.
• the working surface can also be movable relative to the first jaw that carries it.
• the friction bar may be stationary relative to the jaw or mobile according to a different constraint, for example less than the stress exerted on the working surface. The result is that the traction zone generating during the movement of the device on the lock of hair a pulling force is greater than the pulling force generated by the adjacent treatment area.
• the working surface, adjacent to the first friction bar is formed by a smoothing plate movable relative to the first jaw.
• the friction bar and the smoothing plate may be movable independently of one another relative to the first jaw which carries them. It could also be envisaged that the friction bar is fixed relative to the first jaw while the smoothing plate is movable relative to the latter.
• the smoothing apparatus may comprise stressing means which are interposed between the smoothing plate and the first jaw, and which tend to move the friction bar away from the first jaw.
• the stress means associated with the plate smoothing may be adapted to exert on said plate a stress less than the stress exerted on the friction bar by the stress means associated with said bar.
• the traction zone will apply to the lock of hair a tensile force greater than the traction force generated by the treatment zone, which will ensure optimal tensioning of the hair.
• This friction differential can also be optimized by implementing the materials having different coefficients of friction for firstly the contact surface of the friction bar with the hair and, secondly, the contact surface of the
• the movable friction bar relative to the adjacent work surface covers at least three combinations: the friction bar movable relative to the jaw with the adjacent working surface movable relative to the jaw; the movable friction bar with respect to the jaw with the adjacent working surface immobile in relation to the jaw; the immovable friction bar with respect to the jaw with the adjacent working surface movable relative to the jaw,
• the friction bar is carried by a free end of an arm which is articulated by an opposite end on the first jaw,
• the working surface, adjacent to the friction bar is formed by a mobile smoothing plate, with respect to the first jaw, in translation in a direction perpendicular to a longitudinal axis of the first jaw,
• the first smoothing plate is secured to a traction finger adapted to exert traction on the articulated arm when the smoothing plate moves in translation opposite the friction bar.
• the articulated arm In the rest position, the articulated arm is then preferably inclined relative to the working surface of the smoothing plate, so that the traction exerted by the latter on the arm helps to move the friction bar away from the first jaw and therefore to pinch the hair strand between said friction bar and the element facing the second jaw.
• Such an embodiment thus allows pinching and pulling of the hair strand in a predetermined direction of movement of the hair styling apparatus.
• the latter can also be made in such a way that:
• the first jaw comprises a second friction bar which is located opposite the first friction bar with respect to the smoothing plate and which is carried by a free end of a second arm which is articulated by an opposite end; on the first jaw, the second friction bar being adapted to cooperate with an element facing the second jaw so as to define a second traction zone having a coefficient of friction greater than the coefficient of friction of the treatment zone, -
• the smoothing plate is secured to a second traction finger adapted to exert traction on the articulated arm when the smoothing plate moves in translation opposite the second friction bar.
• each friction bar may be of any kind and for example constituted by a portion of a smoothing plate carried by the second jaw.
• the counterpart of each friction bar can also be formed by a friction bar carried by the second jaw, this second friction bar or against-friction bar can then have a mounting similar to that of the friction bar of the first jaw movable relative to the adjacent work surface.
• the hairdressing appliance can be made in such a way that:
• the second jaw also comprises a counter-friction bar which is carried by a free end of an arm which is articulated, by an opposite end, on the second jaw, the counter-bar friction bar of the second jaw being located facing a friction bar of the first jaw to form the traction zone,
• the working surface of the second jaw, adjacent to the friction bar is formed by a second mobile smoothing plate, with respect to the second jaw, in translation in a direction perpendicular to a longitudinal axis of the second jaw,
• the second smoothing plate is secured to a traction finger adapted to exert traction on the articulated arm when the smoothing plate moves in translation opposite the counter-friction bar.
• the hairdressing appliance according to the invention can be made in such a way that:
• the second jaw comprises a second counter-friction bar which is located opposite the first counter-friction bar with respect to the second smoothing plate and which is carried by a free end of a second arm which is articulated, at one end opposite, to the second jaw, the second counter-friction bar being adapted to cooperate with the second friction bar of the first jaw so as to define the second traction zone, -
• the second smoothing plate is secured to a second traction finger adapted to exert traction on the second articulated arm when the second smoothing plate moves in translation opposite to the second against-friction bar.
• the hairdressing apparatus can be made in such a way that in the open position of the jaws, each working surface of a jaw is recessed relative to each friction bar or each counter-friction bar carried by said jaw.
• the value of this shrinkage measured perpendicularly to the working surface may for example be between 0.1 mm and 5 mm.
• the first jaw comprises a plurality of friction bars which are each movable relative to the adjacent working surface in a direction parallel to a longitudinal axis of the first jaw and which each form a tooth intended to cooperate with a contradiction to define a traction zone.
• Each cordent can then be carried by the first jaw or on the contrary be carried by the second jaw.
• the friction bar may be cold or hot.
• the at least one adjacent friction bar is in at least partial contact with one of the working surfaces itself heated by electrical means.
• the contact can be made on the side and / or on the underside of the work plate.
• the drawbar may be adjacent to the outer edge of the treatment surface and in thermal contact with the treatment surface of the same jaw, said treatment surface having a planar surface for thermal contact with the lock of hair.
• the drawbar may abut against the side of the treatment surface and / or under the treatment surface and / or under the side edges of the treatment surface.
• these electric heating means may then be the heating means associated with the adjacent working surface or separate electric heating means, complementary to those of the adjacent working surface.
• the various features, shapes and variants of embodiments of the invention can be associated with each other in various combinations to the extent that they are not incompatible or exclusive of each other.
• the friction bar or the surface of the friction bar intended to be in contact with the lock of hair may be composed or at least partially coated with a material particular, in particular silicone.
• the silicone layer may have a thickness of between 1 and 10 mm, it may have a hardness between 5 and 90 shores, preferably in a range between 40 and 50 shores, preferably equal to 46 shore A.
• the silicone is resistant to high temperature at less above 100 ° C., or even 150 ° C. and up to about 270 ° C., or even 300 ° C.
• This silicone can be overmolded, crimped or on slide system on the friction blade bar. This silicone aims to tender, brake, homogeneously flatten the lock of hair against the support against the friction bar.
• any material alternative to silicone and to achieve at least one of the three results mentioned can be used by those skilled in the art.
• any material alternative to silicone and to achieve at least one of the three results mentioned can be used by those skilled in the art.
• various other features and advantages of the invention emerge from the description below made with reference to the accompanying drawings which illustrate non-limiting embodiments of a hairdressing appliance according to the invention.
• FIG. 1 is a side view of a hairdressing appliance according to the invention, the jaws are in the open position.
• FIG. 2 is a cross section along the line M-II of the jaws of the hairdressing apparatus illustrated in FIG. 1, the jaws being in the open position - Figures 2 'and 2 "are a cross section of alternative modes to that shown in Figure 2;
• FIG. 3 is a cross section similar to Figure 2 showing the jaws in the closed position in the process of pinching a lock of hair.
• FIGS 4 and 5 are cross sections similar to Figure 2, showing alternative embodiments of the hairdressing apparatus according to the invention.
• Figure 6 is a cross section similar to Figure 2 showing another embodiment of the jaws of the hairdressing apparatus in the open position.
• FIG. 7 and 8 are sections similar to Figure 5 jaws in the closed position and show the operation of the friction bars implemented by these jaws in the direction of movement of the jaws relative to the hair to be smoothed;
• FIG. 9 illustrates another embodiment of the hairdressing apparatus according to which, the first jaw comprises a plurality of friction bars;
• a hairdressing apparatus as illustrated in FIG. 1 and designated as a whole by the reference A, comprises two elongate jaws 1 and 2 of generally parallelepipedal shape and each extending along a longitudinal axis L. Jaws 1 and 2 are connected near one of their ends by a hinge or pivot link 4 axis ⁇ . Thus, the jaws 1 and 2 are hinged together and movable between an open position O as illustrated in Figure 1 and 2, and a closed position shown in Figure 3. Each jaw 1 and 2 comprises near a end opposite the link 4, a working surface respectively Si, S 2 .
• Each working surface Si and S 2 are located facing each other and extend over only a portion of the length of the jaws 1 and 2, so as to define in the closed position a hair treatment area .
• Each work surface Si and S 2 according to the example shown, a generally rectangular shape and is made of a thermally conductive material having a surface state adapted to be placed in contact with hair without the risk of damaging them.
• each working surface Si, S 2 could for example be smooth by being polished or possibly covered with an enamel, a ceramic material, a low friction coefficient polymer material or a low coefficient enamel friction or a layer of glass.
• the working surface S 2 of the second jaw 2 is formed by a smoothing plate 5 which extends over the entire width of the second jaw 2 by being fixed rigidly on the latter.
• the smoothing plate 5 is then associated with electric heating means 6 in contact with the rear face of the plate 5, located opposite the working surface S 2 .
• the electric heating means 6 can be made in any appropriate manner such as for example in the form of a resistive heating element CTP or infrared emission.
• the electric heating means 6 are therefore located inside the second jaw 2.
• the heating means 6 are for example designed to maintain a predetermined target temperature automatically.
• the heating means 6 could also be connected to unrepresented control means allowing selection by a user of a set temperature.
• the heating means and / or their control unit are supplied with electrical energy by a connecting cord which extends from one end of the second jaw 2 opposite to the working surface S 2 .
• the power supply of the hairdressing apparatus A could also be provided by batteries or batteries arranged inside one and / or the other of the jaws 1 and 2.
• the embodiments of FIG. heating means and the possible control unit are well known to those skilled in the art and therefore do not require further description in the context of the present invention.
• the surface Si of the first jaw 1 is formed by a smoothing plate 7 which can be fitted on the first jaw 1 so as to be able to move in translation along a direction N perpendicular to the working surface Si.
• the apparatus A then comprises constraint means 8 interposed between the smoothing plate 7 and the first jaw 1.
• the constraining means are for example formed by one or more helical springs which tend to move away. the smoothing plate 7 of the first jaw 1. The springs 8 therefore push the smoothing plate 7 towards the second jaw 2 and more particularly the working surface S 2 of the smoothing plate 5.
• the first jaw 1 also comprises, along one side of the smoothing plate 7, a friction bar 10 which is movable with respect to the working surface Si and, according to the illustrated example, also relative to the first jaw 1.
• the friction bar 10 extends along the left edge of the smoothing plate 7 and is movable in translation relative to the first jaw according to a direction N 'parallel to the direction N and therefore perpendicular to a plane defined by the working surface Si.
• the hairstyling apparatus A then comprises stressing means 11 interposed between the first jaw 1 and the friction bar 10. These stressing means 11, which may be of the same nature as the stressing means 8, therefore tend to move the bar friction 10 of the first jaw and push back to the second jaw 2.
• Figure 2 ' It has all the features described here for the mode of Figure 2 and differs in that the friction bar 10 is in thermal contact with the working surface S-i.
• the friction bar defines a longitudinal protuberance 12 set back from the surface of the friction zone which is intended to come into contact with the hair.
• This protrusion abuts against the inner surface S 4 of the smoothing plate and / or the side of the friction bar comes into thermal contact with the lateral surface S 3 of the smoothing plate. Thermal conduction is allowed by these contacts against the side of the plate and and under the side edges of the plate. And especially, if the friction bar is movable, in the open position of the straightener. By temperature tests, it was found by this provision that the friction bar can be heated to a temperature of about 100-110 ° C when the temperature of the smoothing plate is around 150 ° C. This configuration can of course be applied to the embodiments shown in Figure 4 and 5.
• the friction bar has an inner base 13 larger than in the preceding mode for receiving a fastening means or a means more bulky or wider pressure (a wider spring for example) without requiring the protrusion 12 of the mode of Figure 2.
• This configuration can of course be applied to the embodiments shown in Figure 4 and 5.
• the friction bar is next to the outer edge of the plate and in thermal contact with a smoothing plate of the same jaw, said plate having a flat surface intended to come into thermal contact with the lock of hair.
• the pulling bar is supported and under the lateral edges of the plate.
• the tensioning blade can be mounted on at least two springs 11 substantially arranged at both longitudinal ends of the friction bar.
• the hairdressing apparatus A thus constituted is implemented in the following manner.
• a user wishes to smooth a lock of hair M, it closes the device A on said wick, as shown in Figure 2.
• the user will then be careful to place the friction bar 10 to the opposite the scalp C relative to the smoothing plate 7.
• the friction bar 10 then defines with the portion opposite the smoothing plate 5, a traction zone 12 of the lock of hair M.
• the means Stresses 11 and 8 are adapted so that the pressure exerted on the hair strand M by the friction bar 10 is greater than that exerted by the straightening plate 7.
• the stressing means 11 will be designed to ensure thrust greater than that exerted by the stressing means 8.
• the facing surfaces of the smoothing plates 5 and 7 define the working area of the apparatus A.
• the difference in friction between the traction zone 12 and the combined work area 13 a movement of the smoothing device opposite the scalp in the direction of the arrow F1 induces tensioning of the portion of the lock of hair M between the scalp C and the traction zone 12 particularly in work area 13.
• the traction zone 12 exerts on the hair a traction T 12 superior to that Ti 3 exerted by the treatment zone 13.
• This traction Ti 3 contributes to promote the smoothing effect of the heat applied by the plate of smoothing 5 of the second jaw 2.
• this tensioning provides a better smoothing result than that which would be obtained with the same device in the absence of the friction bar 10.
• the friction bar 10 and the smoothing plate 13 of the first jaw are designed so that in the open position, there is a withdrawal r between the surface Si of the smoothing plate 7 and the surface of the drawbar facing the second jaw.
• the recess r measured parallel to the directions N and N ' may, for example, have a value of between 0.1 mm and 5 mm. It should be noted that the friction difference between the working zone 13 and the traction zone can also be increased by adopting surface conditions and / or different materials, in particular for the smoothing plate 7 and the friction bar 10.
• Figure 4 illustrates an embodiment of the hairdressing apparatus 1 in which the first and second jaws have a substantially symmetrical configuration, at least as regards the working region.
• the smoothing plate 5 of the second jaw 2 is mounted on the latter, so as to be also movable in translation N direction.
• the second jaw 2 then comprises means of constraint 18 adapted to push the plate in the same way, the second jaw 2 then comprises a counter-friction bar 20 located opposite the friction bar 10, the counter-friction bar 20 is movable in translation. direction N 'and is pushed to the first jaw 1 and more particularly to the counter-friction bar 10 by means of stresses 21.
• the two movable smoothing plates 5 and 7 are each associated with heating means respectively 6 and 22.
• the hairdressing apparatus thus constituted is used and in the same manner as described above.
• FIG. 5 illustrates another embodiment of the hairdressing apparatus according to the invention, in which the first jaw 1 comprises a friction bar disposed substantially at the center of the jaw while being substantially aligned with respect to a median plane. of the latter.
• the friction bar 10 then divides the smoothing plate 7 into two equal parts, respectively, left and right.
• the smoothing plate 7 of the first jaw is fixed rigidly on the latter and is not mobile, as has been described in connection with the previous examples.
• the second jaw 2 has a design substantially similar to that of the second jaw 2 of the apparatus described with reference to FIGS. 2 and 3.
• the central position of the friction bar 10 thus makes it possible to guarantee the tension the part of the lock of hair M situated between the friction bar 10 and the scalp being also in a part of the working zone 13 delimited by the parts facing the smoothing plate 5 and the smoothing plate 7.
• the hairdressing apparatus by implementing for the two jaws a substantially similar design to that of the first jaw described in connection with Figure 5.
• FIGS. 6 to 8 illustrate another embodiment of the hairdressing appliance according to the invention which also makes it possible to ensure an adequate tension of the lock of hair to be treated independently of the orientation of the appliance A with respect to the scalp.
• the smoothing plate of the first jaw 1 is supported by a carriage 30 movable in translation parallel to the working surface Si.
• the first jaw 1 also comprises two friction bars 31 each disposed on both sides. Another of the smoothing plate 7.
• Each friction bar 31 is then carried by the free end of an arm 32 whose opposite end is articulated on the jaw 1.
• the articulation of each of the arms 32 on the first jaw can be made in any suitable manner such as for example in the form of an elastic hinge or a pivot connection.
• the arms 32 are formed by resilient blades and their articulation at the jaw 1 results from their elastic characteristics.
• the arms 32 are further arranged to be inclined outwards towards the second jaw 2.
• the smoothing plate 7 is further associated with traction fingers 33 which, according to the illustrated example, are carried by the carriage 30.
• Each finger 33 is then adapted to exert traction on the arm 32 corresponding when the carriage 30 moves in translation opposite said arm.
• each finger 33 is adapted not to move the arm 32 corresponding when the carriage moves towards the latter.
• the second jaw 2 has a substantially similar configuration to that of the first jaw 1, thus, the smoothing plate 5 is also carried by a carriage 35 movable in translation parallel to the working surface S 2 .
• the second jaw 2 also comprises two friction counter-bars 36, each carried by the free end of an articulated arm substantially similar to the articulated arm 32.
• the carriage 35 also comprises traction fingers 38 having a function similar to that of the traction fingers 33.
• each of the smoothing plates 5 and 7 is associated with heating means respectively 6 and 22.
• the smoothing apparatus thus constituted operates in the following manner as illustrated more particularly in FIGS. 7 and 8.
• the smoothing plates 5 and 7 tend to move together in opposite directions, as illustrated by the arrows.
• This translation relative, smoothing plates 5 and 7 to the right relative to the jaws that carry them induces traction on the left arm 32 and 37 which contributes to bringing the left friction bars 31 and 36 from one another in order to pinch the lock of hair M.
• the various embodiments of the hairdressing appliance according to the invention allow the user to ensure adequate tension of the locks of hair to be smoothed, by the only means of the apparatus to hairstyle according to the invention held in one hand without having to use the other hand, which facilitates the smoothing operation.
• each friction bar is movable with respect to the adjacent working surface in a movement contained in a plane perpendicular to the longitudinal axis L of the corresponding jaw.
• another type of displacement of the friction bars could be envisaged.
• Fig. 9 illustrates another embodiment of the hairdressing apparatus in which the first jaw 1 comprises a plurality of friction bars 40 which are each movable relative to the adjacent work surface S 1 in one direction. parallel to the longitudinal axis L of the first jaw 1. Each friction bar then forms a tooth extending in a plane perpendicular to the working surface Si and to the longitudinal axis.
• the first jaw 1 further comprises maneuvering means, not shown, intended to bring the teeth closer together when closing the device A so that the teeth define two by two traction zones at which the hair is clamped.
• FIG. 10 shows an example of attaching a material layer 100 to improve tension and / or braking on the surface of the friction blade.
• This layer is advantageously of uniform thickness, may have a surface intended to be in contact with the hair substantially flat. It has been seen that this layer can be overmoulded or crimped or on a slide system on the friction blade bar 130.
• FIG. 10 shows a fir-tree attachment method 110 intended to pass through and be fixed in at least two bores 120 arranged perpendicular to the longitudinal axis of the friction bar.
• the layer of enhanced tensor material 100 may have a longitudinal return to the longitudinal edges to avoid any edge harmful to the hair.
• This layer of raised tensor material 100 may be fixedly or removably applied for layer replacement or to return to a conventional frictionless blade pattern.
• the friction bar 130 on which is fixed the layer 100 of enhanced tensioning element can be made in an extruded aluminum profile or equivalent.
• the combination of the elevated silicone-type tensing material with the mounting of the mobile friction bar exceptionally increases the tension applied to the hair while avoiding damage to the hair.
• the hairdressing appliance according to the invention can also incorporate, upstream or downstream of the traction zone, means for applying cosmetic products to the hair.
• the applied product (s) may then for example be contained in one or more removable cartridges.
• the hairdressing appliance according to the invention may also comprise means of production of steam adapted to apply a flow of steam on the hair upstream or downstream of the traction zone.

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• Brushes (AREA)
• Dry Shavers And Clippers (AREA)
• Hair Curling (AREA)
• Cosmetics (AREA)
• Cleaning And Drying Hair (AREA)
• Surgical Instruments (AREA)

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• 2009
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• 2010
  • 2010-01-15 ES ES10703316.9T patent/ES2640039T3/es active Active
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  • 2010-01-15 BR BRPI1000086-0A patent/BRPI1000086A2/pt not_active IP Right Cessation
  • 2010-01-15 KR KR1020117018860A patent/KR101677776B1/ko active IP Right Grant
  • 2010-01-15 EP EP10703316.9A patent/EP2378916B1/de active Active
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  • 2010-01-15 WO PCT/FR2010/000034 patent/WO2010081968A1/fr active Application Filing
  • 2010-01-15 WO PCT/FR2010/000035 patent/WO2010081969A1/fr active Application Filing
  • 2010-01-15 US US13/144,240 patent/US8789539B2/en not_active Expired - Fee Related
  • 2010-01-15 ES ES10703315.1T patent/ES2686887T3/es active Active
  • 2010-01-15 CN CN201080004411.8A patent/CN102271549B/zh active Active
  • 2010-01-15 EP EP10703315.1A patent/EP2378915B1/de active Active
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  • 2010-01-15 CN CN2010200004476U patent/CN201814058U/zh not_active Expired - Lifetime
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