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
  • A45D1/06—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
  • A45D1/10—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 with a rotatable handle sleeve
• • 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
  • A45D1/14—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 the jaws being separable from each other

Definitions

• the present invention relates to a hairdressing appliance, and more particularly to a hairdressing appliance for producing loops or corrugations on locks of hair.
• US4267431 discloses a hairdressing apparatus for automatically performing loops or undulations on the hair fiber.
• a hairdressing apparatus comprises in particular:
• a mandrel having a longitudinal axis and mounted to rotate about its longitudinal axis
• a winding element extending longitudinally with respect to the mandrel and configured to wind a lock of hair around the mandrel
• the winding element being integral in rotation with the mandrel and comprising a proximal end pivotally mounted with respect to the mandrel, the winding member being movable between a spaced apart position in which a distal end of the winding member is spaced apart from the mandrel to promote the insertion of a lock of hair between the winding member and the mandrel and a close position in which the winding element is brought closer to the mandrel to press the lock of hair against the mandrel.
• the hairdressing apparatus described in US4267431 is advantageously provided with a heating element configured to heat the mandrel so as to improve the looping of the locks of hair wrapped around the mandrel by the winding element.
• the present invention aims to remedy this disadvantage.
• the technical problem underlying the invention is therefore to provide a hairstyling device that is easy to use, while allowing to automatically perform regular curls or waves.
• the present invention relates to a hairdressing apparatus comprising:
• a mandrel having a longitudinal axis and mounted to rotate about its longitudinal axis
• a winding element extending longitudinally with respect to the mandrel and configured to wind a lock of hair around the mandrel
• the winding element being integral in rotation with the mandrel and comprising a proximal end pivotally mounted relative to the mandrel, the winding element being movable between a spaced apart position in which a distal end of the winding element is spaced apart mandrel for facilitating the insertion of a lock of hair between the winding element and the mandrel and a close position in which the winding element is brought closer to the mandrel to press the lock of hair against the mandrel,
• the hairdressing apparatus being characterized in that it further comprises a movable guiding element configured to occupy a waiting position when the winding element is in the spread position and in which a lock of hair can be introduced. across the mandrel and between the winding member and the mandrel and to occupy an operative position when the winding member is in the close position, the movable guide member being configured to be moved from the waiting at the operating position when the winding member is moved from the spaced apart position to the close position and further configured to move the lock of hair inserted across the mandrel so as to position it in a predetermined orientation by relative to the mandrel when the movable guide member is moved from the waiting position to the operating position.
• the movable guiding element is configured to occupy the standby position when the winding element is in the spaced apart position ensures easy removal of the lock of hair from the hairstyling apparatus after performing the looping of the wick and the return of the winding element in its remote position.
• such an apparatus makes it possible to produce loops automatically by fixedly applying the device against the scalp and by engaging a lock of hair between the winding element and the mandrel, the rotation of the element winding causing winding of the wick around the mandrel without movement of the apparatus along the wick.
• the device and in particular the winding element begins by winding the portion of the wick that is close to the scalp and then "sucks" progressively the rest of the wick until the free end of the wick is wrapped around the mandrel.
• the hairdressing appliance may further have one or more of the following features, taken alone or in combination.
• the predetermined orientation is oblique with respect to the longitudinal axis of the mandrel.
• the movable guide element is disposed laterally with respect to the mandrel.
• the movable guide member has a general hook shape.
• the hairdressing apparatus comprises a movable protective cover which is mounted movably between a closed position in which the movable protective cover at least partially masks the mandrel and the winding element for limiting the access to the mandrel and the winding element and an open position in which the movable protective cover releases at least part of the access to the mandrel to allow insertion of the lock of hair between the mandrel and the mandrel. winding element.
• the presence of such a mobile protective cover greatly limits the risk of burns of a user when using the hairdressing appliance according to the present invention, and thus secures the use of the latter.
• the movable protective cover makes it possible to guide a lock of hair pressed against the mandrel during the rotation of the mandrel, and thus to ensure an improved automatic closure of the lock of hair.
• the movable guide member is movably mounted on the movable protective cover, and is more particularly pivotally mounted on the movable protective cover.
• the movable guide member is pivotally mounted on the movable protective cover about a pivot axis extending substantially perpendicularly to the longitudinal axis of the mandrel.
• the hairdressing apparatus comprises two movable guide elements disposed respectively on either side of the mandrel when the movable protective cover is in the closed position.
• the movable guide element comprises:
• a guide portion configured to move the lock of hair inserted across the mandrel so as to position it in a predetermined orientation relative to the mandrel when the movable guide member is moved from the waiting position to the operating position , and a protective part secured to the guiding part, the protection part being configured to occupy a retracted position corresponding to the waiting position of the movable guiding element and in which the protection part is at least partially accommodated in the movable protective cover, and an extended position corresponding to the operating position of the movable guide element and wherein the protective portion extends at least partly outside the movable protective cover and prevents the passage a portion of the hair of a user between the movable protective cover and the guide portion, and more precisely at the rear of the guide portion.
• the protection portion is in an arc and has a radius of curvature centered on the pivot axis of the movable guide member.
• the hairdressing apparatus comprises a fixed protective cover which is opposite, and for example diametrically opposite, to the mobile protective cover relative to the mandrel, the fixed protective cover being configured to mask at least partially the mandrel and the winding element to limit access to the mandrel and the winding element.
• the movable guide element is mounted on the fixed protective cover.
• the hairdressing apparatus comprises an actuating device configured to move the movable guide member from the waiting position to the operating position when the winding member is moved. from the discarded position to the close position.
• the actuating device comprises an actuator member movable in translation on the movable protective cover in a direction of movement, the actuating member comprising a bearing portion taking bearing against a fixed abutment surface, and for example secured to the fixed protective cover, so that a movement of the movable protective cover from the open position to the closed position causes the actuating member to be translated in accordance with the direction of movement.
• the actuating device further comprises an actuating slot provided on the movable guide element, the actuating slot being configured to cooperate with an actuating pin. provided on the actuating member such that a translation of the actuating member in the direction of movement causes a displacement, and more particularly a pivoting, of the movable guide member between the waiting position and the operating position.
• the actuating member is mounted movably in translation on the movable protective cover between a first position corresponding to the waiting position of the movable guide element and a second corresponding position. at the operating position of the movable guide member, and the hairdressing apparatus further comprises a biasing device configured to urge the actuating member to its first position.
• the hairdressing apparatus comprises a fixed guide element for guiding a lock of hair introduced across the mandrel and between the winding element and the mandrel, the guide element.
• movable being disposed on a first side of the mandrel and the fixed guide member being disposed on a second side of the mandrel opposite the first side of the mandrel.
• the fixed guide element is a guide notch formed on the fixed protective cover.
• the fixed guide member is configured to receive a lock of hair perpendicular to the longitudinal axis of the mandrel when the winding member is in the spaced apart position
• the movable guide is configured to move the received lock of hair into the fixed guide member to bring it into an oblique position relative to the mandrel when the winding member is moved to the close position
• the movable protective cover is configured to move the winding element from the remote position to the close position when the movable protective cover is moved from the open position to the closed position.
• the movable protective cover and the mandrel at least partly delimit a winding chamber when the movable protective cover is in the closed position.
• the movable protective cover has an inner guide surface configured to guide a lock of hair pressed against the mandrel during a rotation of the mandrel and the winding element.
• the movable protective cover comprises a first lateral portion and a second lateral portion configured to extend respectively at least partly along two diametrically opposite portions of the mandrel when the movable protective cover is in the closed position.
• the movable protective cover extends longitudinally with respect to the mandrel when the movable protective cover is in the closed position.
• the inner guiding surface of the movable protective cover is curved in a direction transverse to the direction of extension of the movable protective cover.
• the inner guiding surface of the movable protective cover has a cross section, that is to say transversely to the direction of extension of the movable protective cover, generally in an arc of a circle. and for example globally semicircular.
• the movable protective cover extends along at least a part of the length of the mandrel, and for example along at least 70% of the length of the mandrel, when the movable protective cover is in the closed position.
• the winding element is elongated and extends along at least a part of the length of the mandrel, and for example along at least 70% of the length chuck.
• the winding element extends substantially parallel to the mandrel in the close position.
• the movable protective cover, the fixed protective cover and the mandrel define the winding chamber when the movable protective cover is in the closed position.
• the winding chamber is annular.
• the fixed protective cover has an inner guide surface configured to guide the lock of hair pressed against the mandrel during a rotation of the mandrel and the winding element.
• the fixed protective cover has a first lateral portion and a second lateral portion extending respectively at least partly along the two diametrically opposite portions of the mandrel.
• the fixed protective cover extends longitudinally with respect to the mandrel.
• the inner guiding surface of the fixed protective cover is curved in a direction transverse to the direction of extension of the fixed protective cover.
• the inner guiding surface of the fixed protective cover has a cross section, that is to say transversely to the direction of extension of the fixed protective cover, generally in an arc. and for example globally semicircular.
• the hairdressing apparatus comprises at least one biasing element configured to urge the movable protective cover towards its open position.
• the hairdressing apparatus comprises at least one biasing member configured to bias the winding element towards its spaced apart position.
• the mandrel comprises a generally cylindrical treatment part.
• the hairdressing appliance comprises at least one heating element configured to heat the mandrel.
• the at least one heating element may for example comprise at least one resistive element.
• the hairdressing apparatus comprises an operating lever pivotally mounted between a rest position and an actuating position, the operating lever being configured to move the movable protective cover of the open position to the closed position when the operating lever is moved to the actuating position.
• the hairdressing apparatus comprises a driving device configured to rotate the mandrel about its longitudinal axis, and a control unit configured to control the operation of the driving device.
• the drive device is configured to rotate the mandrel about its longitudinal axis at an angle of rotation of at least 360 °. According to one embodiment of the invention, the drive device is configured to rotate the mandrel about its longitudinal axis over several rotational revolutions, for example over at least 5 revolutions, and advantageously about 7 to 10 turns of rotation.
• the drive device is configured to rotate the mandrel about its longitudinal axis in a first direction of rotation and in a second direction of rotation opposite to the first direction of rotation.
• the drive device comprises a drive motor, for example an electric drive motor.
• the driving device may further comprise a gearbox associated with the drive motor.
• control unit comprises a switch configured to be actuated by the actuating lever when the actuating lever is moved into the actuating position and to trigger a rotation cycle of the actuating lever. chuck around its axis of rotation.
• control unit comprises an electronic card configured to control in particular the direction of rotation of the mandrel and the value of the angle of rotation of the latter.
• the electronic board can also be configured to control the heating of the heating element.
• control unit is configured to reposition the mandrel in an initial position after the completion of a rotation cycle, and for example after the lapse of a predetermined period of time, for example a few seconds after the end of the rotation cycle.
• the hairdressing apparatus comprises a gripping portion on which is mounted rotatably the mandrel and on which is mounted movable movable protective cover.
• the fixed protective cover is integral with the gripping portion.
• the drive device is housed at least partly in the gripping portion.
• control unit is housed at least partly in the gripping portion.
• winding element comprises an elongate winding portion and a mounting portion pivotally mounted relative to the mandrel.
• the winding element supports a guide member extending transversely to the longitudinal direction of the winding element and bearing against the mandrel when the winding element is in the close position, the guide member being configured to guide the lock of hair inserted between the winding member and the mandrel in a predetermined orientation when the winding member is moved to the close position.
• the guide member is configured to hold the lock of hair between the mandrel and the winding element.
• the guide member is disposed at the distal end of the winding element.
• the guide member extends in an arc of a circle perpendicular to the longitudinal direction of the winding element.
• the guide member comprises a first guide portion extending in an arc of a circle and a second guide portion extending in an arc of a circle, the first and second guide portions extending on either side of the winding element.
• the second guide portion has a thickness less than the thickness of the first guide portion.
• the guide member has a guide surface inclined relative to the longitudinal direction of the winding element.
• the guide member has a bearing surface in a circular arc having a radius of curvature substantially identical to the radius of the processing part of the mandrel.
• the hairdressing apparatus comprises an anti-jamming ring extending around the mandrel and near the proximal end of the winding element. Such an arrangement avoids a jamming of a portion of the lock of hair between the mandrel and a fixed portion of the hairdressing appliance during the rotation of the mandrel.
• the anti-jamming ring is integral in rotation with the mandrel.
• the anti-jamming ring is disposed near the proximal end of the winding portion of the winding element.
• the mandrel comprises a generally cylindrical treatment part.
• the winding element is connected to the movable protective cover.
• the winding element is rotatably mounted between an initial angular position in which the winding element is located substantially opposite the movable protective cover and is able to pivot towards the spread position when the movable protective cover is moved to the open position, and a final angular position in which the winding element is angularly offset from the movable protective cover and is kept in the close position, including when the movable protective cover is moved to the open position.
• the initial angular position corresponds to a position occupied by the winding element at the beginning of a loopback cycle
• the final angular position corresponds to a position occupied by the winding element at the end of a winding. loopback cycle.
• the final angular position is angularly offset from the initial angular position by an angle between 45 and 135 °, and for example about 90 °.
• the winding element in the initial angular position, is located substantially facing a central portion of the movable protective cover. According to one embodiment of the invention, in the final angular position, the winding element is located substantially opposite the fixed protective cover and is held in the close position by the fixed protective cover.
• Figures 1 and 2 are respectively perspective and side views of a hairdressing apparatus according to a first embodiment of the present invention, showing the winding element in the spread position.
• Fig. 3 is a perspective view of the hairdressing apparatus of Fig. 1, showing the winding element in the close position.
• FIG. 4 is a partially exploded perspective view of the hairdressing apparatus of FIG.
• Figures 5 and 6 are perspective views of the hairdressing apparatus of Figure 1, respectively showing the winding element in the spaced position and in the close position.
• FIG. 7 is a top view of the hairdressing apparatus of FIG. 1.
• FIGS. 8 and 9 are sectional views along the line VII-VII of FIG. 7 and respectively showing the winding element in FIG. position spread and in the close position.
• FIGS 10 and 11 are partial side views of the hairdressing apparatus of Figure 1.
• Fig. 12 is a schematic view showing various steps of a looping cycle of a lock of hair using the hairdressing apparatus of Fig. 1.
• Figs. 13 and 14 are side views of a hairdressing apparatus according to a second embodiment of the present invention, showing the movable guide member respectively in its standby position and in its operating position.
• FIGS. 1 to 12 show a hairdressing apparatus 2 according to a first embodiment of the invention, and more particularly a curling apparatus, also called curling or curling iron, making it possible to produce loops or corrugations on strands of hair.
• the hairdressing appliance 2 comprises a portable treatment unit 3, which can advantageously be electrically powered by an electrical connection cable 4.
• the portable processing unit 3 comprises a gripping portion 5 and a mandrel 6 having a longitudinal axis A (see FIG. 8) and extending in the extension of the gripping portion 5.
• the mandrel 6 is rotatably mounted , relative to the gripping portion 5, about its longitudinal axis A.
• the mandrel 6 more particularly comprises a generally cylindrical treatment portion 6.1 and an end portion 6.2 opposite the gripping portion 5 and generally frustoconical.
• the portable processing unit 3 comprises a drive device 7 configured to rotate the mandrel 6 about its longitudinal axis A, and a control unit (detailed in more detail hereinafter) configured to control the operation of the drive device 7 and in particular to control a rotation cycle of the mandrel 6 about its axis of rotation A.
• the drive device 7 comprises a drive motor 8, for example an electric drive motor, and a gearbox 9 associated with the drive motor 8.
• the drive motor 8 and the gearbox 9 are housed in the gripping portion 5.
• the drive device 7 is configured to rotate the mandrel 6 about its longitudinal axis A in a first direction of rotation S1 and in a second direction of rotation S2 opposite the first direction of rotation S1.
• the driving device 7 is preferably configured to drive the mandrel 6 in rotation over several rotational revolutions, for example 7 to 10 revolutions of rotation.
• the portable treatment unit 3 advantageously comprises a heating element 10 configured to heat the mandrel 6.
• the heating element 10 may for example be a resistive heating element.
• the portable processing unit 3 comprises a winding element 11 extending longitudinally with respect to the mandrel 6 (that is to say substantially in the same direction as the mandrel 6) and configured to wind a lock of hair around the mandrel 6 so as to achieve a looping of the lock of hair.
• the winding element 11 is integral in rotation with the mandrel 6, that is to say that it rotates with the mandrel 6 and along the same axis A as the mandrel 6, and comprises a proximal end 11.1 pivotally mounted relative to the mandrel 6 about a pivot axis perpendicular to the direction of extension of the winding element 11 and perpendicular to the direction of extension of the mandrel 6.
• the winding element 11 is more particularly movable between a spaced position (see Figures 1 and 5) in which a distal end 11.2 of the winding element 11 is discarded mandrel 6 to facilitate the insertion of a lock of hair between the winding element 11 and the mandrel 6, and a close position (see FIGS. 3 and 6) in which the winding element 11 is brought closer together mandrel 6 to press the lock of hair against the mandrel 6.
• the winding element 11 has an elongate winding portion 12.1 and extending substantially along the entire length of the treatment portion 6.1 of the mandrel 6 when the the winding element 11 is in the close position, and a mounting portion 12.2 pivotally mounted relative to the mandrel 6.
• the winding portion 12.1 may for example have a circular or rectangular cross-section, or a cross-section of any other form.
• the winding portion 12.1 preferably extends substantially parallel to the mandrel 6 and at a distance from the latter so as to define a passage for a lock of hair.
• the portable processing unit 3 may advantageously comprise a biasing member (not shown in the figures), such as a torsion spring, configured to urge the winding element 11 towards its spaced position.
• a biasing member such as a torsion spring
• the portable processing unit 3 further comprises a movable protective cover 14, also called upper protective cover, which is pivotally mounted on the gripping portion 5 between a closed position (see FIGS. 3 and 6) in which the movable protective cover 14 partially masks the mandrel 6 and the winding element 11 to limit access to the mandrel 6 and to the winding element 11, and an open position ( see Figures 1 and 5) in which the movable protective cover 14 releases access to the mandrel 6 to allow the insertion of a lock of hair between the mandrel 6 and the winding element 11.
• a movable protective cover 14 also called upper protective cover
• the movable protective cover 14 bears against the winding element 11, and is configured to move the winding element 11 from the remote position to the close position when the movable protective cover 14 is moved from the open position in the closed position.
• the movable protective cover 14 extends longitudinally with respect to the mandrel and extends substantially along the entire length of the treatment portion 6.1 of the mandrel 6 when the hood movable guard 14 is in the closed position.
• the movable protective cover 14 comprises a first lateral portion 14.1 and a second lateral portion 14.2 configured to extend respectively at least in part along two diametrically opposite portions of the mandrel 6 when the movable protective cover 14 is in the closed position.
• the movable protective cover 14 further has an inner guide surface 15 configured to guide a lock of hair, pressed against the mandrel 6 by the winding element 11, during a rotation of the mandrel 6 and the element.
• the inner guide surface 15 of the movable protective cover 14 is curved towards the mandrel 6 and in a direction transverse to the direction of extension of the cover of the cover.
• the inner guide surface 15 may in particular have a generally circular cross-section, for example generally semicircular.
• the inner guide surface 15 could also have a generally U-shaped cross section.
• the portable processing unit 3 comprises a biasing element (not shown in the figures), such as a torsion spring, configured to urge the movable protective cover 14 towards its open position.
• a biasing element such as a torsion spring
• the portable processing unit 3 furthermore comprises a fixed protective cover 16, also called a lower protective cover, which is fixed with respect to the gripping portion 5 and which is diametrically opposed to the movable protective cover 14 with respect to the mandrel 6.
• the fixed protective cover 16 is, like the movable protective cover 14, configured to at least partially mask the mandrel 6 and the winding element 11 so as to limit access to the mandrel 6 and to the element winding 11.
• the fixed protective cover 16 extends longitudinally with respect to the mandrel 6 and extends substantially along the entire length of the treatment portion 6.1 of the mandrel 6.
• the fixed protective cover 16 comprises a first lateral portion 16.1 and a second lateral portion 16.2 respectively extending at least partly along the two aforementioned diametrically opposite portions of the mandrel 6.
• the fixed protective cover 16 has an inner guide surface 17 configured to guide a lock of hair, pressed against the mandrel 6 by the winding element 11, during a rotation of the mandrel 6 and the element of FIG.
• the inner guide surface 17 of the fixed protective cover 16 is curved towards the mandrel 6 and in a direction transverse to the direction of extension of the fixed protective cover.
• the inner guide surface 17 may in particular have a generally circular cross section, for example generally semicircular.
• the inner guide surface 17 could also have a generally U-shaped cross section.
• first lateral portions 14.1, 16.1 of the mobile and fixed protective covers 14, 16 overlap at least partially when the movable protective cover 14 is in the closed position
• second lateral portions 14.2, 16.2 of the protective covers mobile and fixed 14, 16 also overlap at least in part when the movable protective cover 14 is in the closed position (see in particular Figures 3 and 9).
• the movable protective cover 14, the fixed protective cover 16 and the mandrel 6 define an annular winding chamber 18 when the movable protective cover 14 is in the closed position.
• Such a winding chamber makes it possible in particular to improve the looping of a lock of hair driven by the winding element 11.
• the portable treatment unit 3 further comprises an actuating lever 19 pivotally mounted on the gripping portion 5 between a rest position (see FIGS. 2 and 8) and an actuating position (see FIGS. 6 and 9). ).
• the actuating lever 19 is configured to move the movable guard 14 from the open position to the closed position when the actuating lever 19 is moved to the actuating position.
• control unit comprises a switch 21 housed partly in the gripping portion 5 and configured to be actuated by the operating lever 19 and to trigger a rotation cycle. mandrel 6 about its axis of rotation A when the actuating lever 19 is moved into the actuating position.
• the control unit further comprises an electronic card 22 (see FIG. 8) housed in the gripping portion 5 and configured to control in particular the direction of rotation of the mandrel 6, the value of the rotation angle of the latter, and heating the heating element.
• the drive device and the control unit are configured to reposition the mandrel 6 in the same initial position after completion of each rotation cycle of the mandrel 6.
• the control unit advantageously comprises a sensor 23 configured to detect the number of turns made by the mandrel 6 during each rotation cycle to ensure a repositioning of the latter in its initial position after completion of each rotation cycle of the mandrel 6.
• the portable processing unit 3 also comprises a guide member 24 supported by the winding element 11 and configured to guide a lock of hair inserted between the winding element 11 and the mandrel 6 in a predetermined orientation when the winding element 11 is moved to the close position.
• the guide member 24 is advantageously arranged at the distal end 11.2 of the winding element 11. The guide member 24 extends transversely to the longitudinal direction of the winding element 11 and bears against the mandrel 6 when the winding element 11 is in the close position.
• the guide member 24 extends in an arc perpendicular to the longitudinal direction of the winding element 11.
• the guide member 24 has a first guide portion 24.1 extending in an arc of a circle and a second guide portion 24.2 also extending in a circular arc, the first and second guide portions 24.1, 24.2 extending on either side of the winding element 11.
• the second guiding portion 24.2 has a thickness, in a direction parallel to the direction of extension of the winding element 11, less than the thickness of the first guide portion 24.1.
• the guide member 24 has a guide surface 25 inclined with respect to the longitudinal direction of the winding portion 12.1 and facing the proximal end 11.1 of the winding member 11.
• the guide surface 25 is more particularly configured to guide a lock of hair inserted between the winding element 11 and the mandrel 6 in a direction oblique to the longitudinal axis A of the mandrel 6 when the winding element 11 is moved to the close position , and to maintain such a lock of hair in the passage defined by the mandrel 6 and the winding element 11 during the rotation of the mandrel 6.
• the guide member 24 further has a bearing surface 30 which is in an arc and which has a radius of curvature substantially identical to the radius of the processing part 6.1 of the mandrel 6.
• the bearing surface 30 is more particularly configured to bear against the mandrel 6 when the winding element 11 is in the close position.
• the portable treatment unit 3 also comprises an anti-jamming ring 26 integral with the mandrel 6 and extending around the mandrel 6 close to the proximal end of the winding portion 12.1 of the winding element 11.
• an anti-jamming ring 26 integral with the mandrel 6 and extending around the mandrel 6 close to the proximal end of the winding portion 12.1 of the winding element 11.
• the portable treatment unit 3 further comprises a movable guide member 27 for guiding a lock of hair introduced across the mandrel 6 and between the winding element 11 and the mandrel 6 when the winding element 11 is moved to the close position.
• the movable guide member 27 is arranged to occupy a waiting position (see FIGS. 5 and 8) when the winding element 11 is in the remote position and in which a lock of hair can be introduced across the mandrel 6 and between the winding element 11 and the mandrel 6, and to occupy an operating position (see Figures 6 and 9) when the winding element 11 is in the close position.
• the movable guide member 27 is configured to be moved from the waiting position to the operating position when the winding member 11 is moved from the spaced position to the close position, and more particularly to be moved from the standby position at the operating position when the movable protective cover 14 is moved from the open position to the closed position.
• the movable guide member 27 is further configured to move a lock of hair inserted across the mandrel 6 to position it in a predetermined oblique orientation Op (see Fig. 7) with respect to the longitudinal axis A of the mandrel 6 when the movable guide member 27 is moved from the waiting position to the operating position.
• the movable guide member 27 is pivotally mounted on the movable protective cover 14 about a pivot axis B extending perpendicularly to the longitudinal axis A of the mandrel 6, and is disposed laterally relative to the mandrel 6.
• the movable guide member 27 may advantageously have a general hook shape.
• the movable guide element 27 comprises a guide portion 27.1 configured to move the lock of hair introduced across the mandrel 6 when the movable guide member 27 is moved from the waiting position to the operating position, and a protective portion 27.2 integral with the guide portion 27.1.
• the protection portion 27.2 is more particularly configured to occupy a retracted position corresponding to the waiting position of the movable guide member 27 and wherein the protection portion 27.2 is at least partially housed in the movable protective cover 14, and an extended position corresponding to the operating position of the movable guide member 27 and wherein the shield portion 27.2 extends at least partly outside the movable guard 14 and prevents the passage of a part of the hair of a user between the movable protective cover 14 and the guide portion 27.1.
• the protection part is in an arc and has a radius of curvature centered on the axis of pivoting of the movable guide element 27.
• the portable processing unit 3 also includes an actuating device 28 configured to move the movable guide member 27 from the standby position to the operating position when the winding member 11 is moved from the remote position. in the close position.
• the actuating device 28 comprises an actuating member 29 mounted to be movable in translation on the movable protective cover 14 in a direction of movement and between a first position corresponding to the waiting position of the movable guide member 27 and a second position corresponding to the operating position of the movable guide member 27.
• the actuating member 29 advantageously comprises an elongate bearing portion 31, for example having a rod shape, bearing against a fixed abutment surface 50 integral with the fixed protective cover 16 so that a displacement of the movable protective cover 14 from the open position to the closed position causes a translation of the member actuator 29 in the direction of travel.
• the actuating device 28 further comprises an actuating slot 32, for example rectilinear, provided on the movable guide member 27, and configured to cooperate with an actuating pin 33 provided on the actuating member 29 such that a translation of the actuating member 29 from the first position to the second position causes the movable guide member 27 to pivot from the waiting position to the operating position.
• the portable processing unit 3 comprises a biasing device (not shown in the figures) configured to urge the actuating member 29 towards its first position or to urge the movable guide member 27 towards the position of waiting.
• the portable treatment unit 3 also comprises a fixed guide element 34 (see FIGS. 2 and 3) intended to guide a lock of hair introduced across the mandrel 6 and between the winding element 11 and the mandrel 6.
• the movable guide member 27 is disposed on a first side of the mandrel 6 and the fixed guide member 34 is disposed on a second side of the mandrel 6 opposite to the first side of the mandrel.
• the fixed guide element 34 is a guide notch formed on the fixed protective cover 16.
• the fixed guide element 34 is more particularly configured to receive a lock of hair in an initial orientation Oi perpendicular to the longitudinal axis A of the mandrel 6 when the winding element 11 is in the remote position
• the element movable guide 27 is more particularly configured to move the lock of hair received in the fixed guide member 34 to bring it in an oblique position relative to the mandrel 6 when the winding element 11 is moved to the close position .
• Such a displacement and such an orientation of the lock of hair after displacement of the winding element 11 in the close position are shown diagrammatically in FIG. 7 by the broken lines O 1 and Op.
• a method of wrapping a lock of hair using the hairdressing appliance 2 described above will now be described by considering that the movable protective cover 14 is in the open position and the winding element 11 in the discarded position.
• Such a loopback method comprises the following steps:
• Figure 12 schematizes an example of implementation of the winding step and that in this figure the lock of hair is shown schematically by the reference numeral 40.
• the winding element 11 is rotatably mounted between an initial angular position, corresponding to the beginning of a loopback cycle, in which the winding element 11 is situated substantially opposite to a central portion of the movable protective cover 14, and a final angular position, corresponding to the end of a loopback cycle, in which the winding element 11 is located opposite the fixed protective cover 16 and is maintained in the position approximated by the fixed protective cover 16.
• the final angular position is angularly offset from the initial angular position by an angle of about 90 °.
• the looping method preferably comprises an additional step performed after the step of removing the lock of hair and consisting of automatically repositioning the winding element 11. in the initial angular position.
• the winding element is then biased towards the position spread by the biasing member.
• FIGS. 13 and 14 show a hairdressing appliance according to a second embodiment which differs from the first embodiment essentially in that the movable guiding element 27 is mounted mobile in translation relative to the mandrel 6, and in that the actuating device 28 comprises a toothed wheel 35 mounted to rotate about an axis of rotation perpendicular to the longitudinal axis A of the mandrel 6, and a rack 36 provided on the movable guide member 27 and configured to cooperate with the toothed wheel 35 so that a rotation of the toothed wheel 35 in a first direction of rotation S3 induces a translation of the movable guide member 27 towards its operating position and that a rotation of the toothed wheel 35 in a second direction of rotation S4, opposite to the first direction of rotation S3, induces a translation of the movable guide member 27 to its standby position.
• the actuating device 28 comprises a toothed wheel 35 mounted to rotate about an axis of rotation perpendicular to the longitudinal axis A of the mandrel 6, and
• control unit is configured to automatically control the rotation of the toothed wheel 35 according to the first direction of rotation or the second direction of rotation as a function of the movements of the element. winding 11 between its close and spaced positions.
• the invention is not limited to the embodiments of this hairdressing apparatus, described above as examples, it encompasses all the variants.

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• 2016
  • 2016-09-21 FR FR1658858A patent/FR3056083B1/fr active Active
• 2017
  • 2017-09-18 ES ES17780825T patent/ES2901610T3/es active Active
  • 2017-09-18 WO PCT/FR2017/052491 patent/WO2018055272A1/fr unknown
  • 2017-09-18 RU RU2019111638A patent/RU2759750C2/ru active
  • 2017-09-18 EP EP17780825.0A patent/EP3515236B1/fr active Active
  • 2017-09-19 CN CN201721197262.7U patent/CN207767744U/zh active Active
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