Appliance for treating hair

An appliance for styling hair of a user comprising a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,

• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis and comprising a first and a second hair treatment surface, and
• the hair treatment section further comprising a plurality of bristles carried by the bristle mounting member on at least one of said hair treatment surfaces, said plurality of bristles extending in a circumferential direction about the longitudinal axis and being carried on said at least one hair treatment surface arranged in a plurality of generally longitudinally extending rows, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards said at least one hair treatment surface and between said rows,
• wherein the first and second hair treatment surfaces further comprise at least partially respective first and second curvilinear surfaces and are concave facing the longitudinal axis, and wherein in cross section of the bristle mounting member transverse to the longitudinal axis, an incremental arc of travel .theta. circumferentially along the first hair treatment surface defines two points on the first surface separated by a first chordal distance whereas the incremental arc of travel .theta. circumferentially along the second hair treatment surface defines two points on the second surface separated by a second chordal distance greater than the first chordal distance,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

An appliance for styling hair of a user comprising a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,

• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis and comprising a first and a second hair treatment surface, and
• the hair treatment section further comprising a plurality of bristles carried by the bristle mounting member on at least one of said hair treatment surfaces, said plurality of bristles extending in a circumferential direction about the longitudinal axis and being carried on said at least one hair treatment surface arranged in a plurality of generally longitudinally extending rows, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards said at least one hair treatment surface and between said rows,
• wherein in cross section of the bristle mounting member transverse to the longitudinal axis each of the first and second hair treatment surfaces is concave facing the longitudinal axis and at at least one region on the first hair treatment surface a first point moving towards the longitudinal axis along the first hair treatment surface translates an incremental distance "y" as projected onto to a first vertical axis constructed normal to the longitudinal axis from a location on the first hair treatment surface furthest from the longitudinal axis while simultaneously translating an incremental distance "x" as projected onto a first horizontal axis constructed normal to each of the first vertical axis and the longitudinal axis, whereas a second point moving towards the longitudinal axis along the second hair treatment surface translates towards the longitudinal axis by an incremental distance less than "y" as projected onto a second vertical axis constructed normal to the longitudinal axis from a location on the second hair treatment surface furthest from the longitudinal axis when the second point translates the incremental distance "x" as projected onto a second horizontal axis constructed normal to each of the second vertical axis and the longitudinal axis,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

An appliance for styling hair of a user comprising a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,

• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis and comprising a first and a second hair treatment surface, and
• the hair treatment section further comprising a plurality of bristles carried by the bristle mounting member on one of said hair treatment surfaces and a plurality of rib members provided on the other of said hair treatment surfaces,
• wherein the rib members extend in a circumferential direction transverse to the longitudinal axis and said plurality of bristles extends in a circumferential direction about the longitudinal axis and is carried on said one hair treatment surface arranged in a plurality of generally longitudinally extending rows, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards said one hair treatment surface and between said rows,
• wherein the first and second hair treatment surfaces further comprise at least partially a respective first and second curvilinear surface, and wherein in cross section of the bristle mounting member transverse to the longitudinal axis, an incremental arc of travel .theta. circumferentially along the first hair treatment surface defines two points on the first surface separated by a first chordal distance whereas the incremental arc of travel .theta. circumferentially along the second hair treatment surface defines two points on the second surface separated by a second chordal distance greater than the first chordal distance,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

An appliance for styling hair of a user comprising a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,

• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis and comprising a first and a second hair treatment surface, and
• the hair treatment section further comprising a plurality of bristles carried by the bristle mounting member on one of said hair treatment surfaces and a plurality of rib members provided on the other of said hair treatment surfaces, said plurality of bristles extending in a circumferential direction about the longitudinal axis and being carried on said one hair treatment surface arranged in a plurality of generally longitudinally extending rows, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards said one hair treatment surface and between said rows,
• wherein in cross section of the bristle mounting member transverse to the longitudinal axis, at at least one region on the first hair treatment surface a first point moving towards the longitudinal axis along the first hair treatment surface translates an incremental distance "y" as projected onto to a first vertical axis constructed normal to the longitudinal axis from a location on the first hair treatment surface furthest from the longitudinal axis while simultaneously translating an incremental distance "x" as projected onto a first horizontal axis constructed normal to each of the first vertical axis and the longitudinal axis, whereas a second point moving towards the longitudinal axis along the second hair treatment surface translates towards the longitudinal axis by an incremental distance less than "y" as projected onto a second vertical axis constructed normal to the longitudinal axis from a location on the second hair treatment surface furthest from the longitudinal axis when the second point translates the incremental distance "x" as projected onto a second horizontal axis constructed normal to each of the second vertical axis and the longitudinal axis,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

An appliance for styling hair of a user comprising a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,

• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis, the bristle mounting member further comprising first and second curvilinear hair treatment surfaces comprising respective first and second curvatures, the bristle mounting member having a generally rotational asymmetry about the longitudinal axis at at least portions of the first and second hair treatment surfaces, and
• the hair treatment section further comprising a plurality of bristles carried by the bristle mounting member on at least one of the hair treatment surfaces, said plurality of bristles extending in a circumferential direction about the longitudinal axis and being carried on said at least one hair treatment surface arranged in a plurality of generally longitudinally extending rows, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards said at least one hair treatment surface and between said rows,
• wherein in cross section of the bristle mounting member transverse to the longitudinal axis the second curvature is shallower than the first curvature,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

A styling brush for styling hair of a user comprising

• a handle section,
• a heating element, and
• a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element,
• the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis, the bristle mounting member further comprising
• a first heated hair treatment surface comprising a plurality of bristles disposed thereon in a circumferential direction about the longitudinal axis such that a first portion of the plurality of bristles is intersected by a line extending in a generally longitudinal direction and a second portion of the bristles is not intersected by the said line, the plurality of bristles forming a plurality of channels therebetween for engaging and directing the hair transversely about the longitudinal axis towards the first heated hair treatment surface and between said first and second portions of the bristles, and
• a second heated hair treatment surface comprising a plurality of rib members extending in a circumferential direction transverse to the longitudinal axis for separating strands of hair and supportedly guiding the hair strands towards the second heated hair treatment surface,
• whereby either of the first or second hair treatment surfaces can style the hair of the user.

A method of styling hair of a user, comprising the steps of:

• providing, on a styling brush, a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element, the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis, the bristle mounting member further comprising a first hair treatment surface comprising a plurality of bristles disposed thereon in a longitudinal direction and in a circumferential direction about the longitudinal axis, wherein the plurality of bristles forms a plurality of channels extending generally transverse to the longitudinal axis, and a second hair treatment surface comprising a plurality of rib members extending in a circumferential direction transverse to the longitudinal axis,
• engaging a portion of the plurality of bristles with the hair,
• directing the engaged hair along the channels transversely about the longitudinal axis towards the first hair treatment surface,
• rotating the bristle mounting member about the longitudinal axis to form a first portion of a curl in the hair about the first hair treatment surface,
• contacting a portion of the rib members with a portion of the hair engaged about the first hair treatment surface,
• guiding strands of the portion of hair between the portion of the rib members towards the second hair treatment surface to form a second portion of the curl,
• transferring heat from the first and second hair treatment surfaces to the curl to set the curl, and
• releasing the portion of the plurality of bristles and rib members from the hair.

A method of styling short hair sections and long hair sections of hair of a user, comprising the steps of:

• providing, on a styling brush, a handle section, a heating element, and a heatable hair treatment section in operative engagement with the handle section and in heat transfer relationship to the heating element, the hair treatment section further comprising an elongated bristle mounting member having a longitudinal axis, the bristle mounting member further comprising a first hair treatment surface comprising a plurality of bristles disposed thereon in a longitudinal direction and in a circumferential direction about the longitudinal axis, wherein the plurality of bristles forms a plurality of channels extending generally transverse to the longitudinal axis, and a second hair treatment surface comprising a plurality of rib members extending in a circumferential direction transverse to the longitudinal axis,
• engaging a portion of the plurality of bristles with hair of the short hair section,
• directing the engaged hair along the channels transversely about the longitudinal axis towards the first hair treatment surface,
• rotating the bristle mounting member about the longitudinal axis to form a curl in the hair about the first hair treatment surface,
• transferring heat from the first hair treatment surface to the curl to set the curl,
• releasing the portion of the plurality of bristles from the hair,
• rotating the bristle mounting member about the longitudinal axis to present a portion of the plurality of ribs to hair of the long hair section,
• inserting the portion of the rib members into the hair of the long hair section,
• guiding strands of the hair between the portion of the rib members towards the second hair treatment surface,
• rotating the bristle mounting member about the longitudinal axis to form a wave in the hair about the second hair treatment surface,
• transferring heat from the second hair treatment surface to the wave to set the wave, and
• releasing the portion of the plurality of ribs from the hair.