US2017290402A1PendingUtilityA1
Flatiron with Central Comb
Est. expiryApr 7, 2036(~9.6 yrs left)· nominal 20-yr term from priority
Inventors:Tubia Aizenberg
A45D 1/28A45D 2/002A45D 6/20
24
PatentIndex Score
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Claims
Abstract
A flat iron with two opposing portions, the first featuring a comb and the second featuring a ditch for the comb to received, thereby providing a flush surface for the opposing portions to adequately and evenly apply heat to hair strands separated by the comb.
Claims
exact text as granted — not AI-modified1 . A flatiron device configured to be held in one hand by a user and comprising a first opposing portion, a second opposing portion, a top housing, and a bottom housing, the first and second opposing portions each comprising a near end and a far end, the near end of the first opposing portion being rotationally engaged to the near end of the second opposing portion by means of a swivel unit, the swivel unit comprising two concentric joints rotationally aligned by a shaft, being spring-loaded, and configured to provide a default orientation between the first and second opposing portions of between thirty and sixty degrees of separation;
the top housing made of thermally non-conductive material and comprising two aluminum plates disposed on a surface facing the bottom housing, a first heating element, a first plate holder made of thermally non-conductive material, a first thermal fuse, a circuit board, an LCD screen, and a switch knob; the bottom housing made of thermally non-conductive material and comprising two aluminum plates disposed on a surface facing the top housing, a second heating element, a second plate holder made of thermally non-conductive material, and a second thermal fuse; the aluminum plates held in place by the plate holders and comprising flat panels configured to be pressed against hair; the heating elements disposed between the aluminum plates and the plate holders, connected to the thermal fuses, and each measuring at least four inches by a fourth of an inch by a third of an inch, the thermal fuses configured to receive an electric current from a power supply, convert the electric current into heat, and transfer the heat to the heating elements; the electric current mediated by the circuit board, the circuit board configured to interrupt the electric current if a set temperature is reached and electrically connected to the LCD screen and the switch knob, the switch knob protruding through a gap in the top housing and configured to provide a user control over the electric current, the LCD screen protruding through a gap in the top housing, configured to display a status of the device, and protected by an LCD cover; a comb configured to make contact with and separate strands of hair, disposed on the first opposing portion, positioned between two aluminum plates in a first set of aluminum plates, oriented orthogonally to the first set of two aluminum plates, extending toward the second opposing portion, arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the first opposing portion, and features a set of prongs, each prong featuring a root and a top, each root extending from a level continuous and flush with the first set of aluminum plates, the two aluminum plates in the first set of aluminum plates each disposed on a separate side of the comb and having equal thickness and width; a comb ditch having an opening, a closed bottom and at least two side walls, disposed between two aluminum plates in a second set of two aluminum plates, oriented orthogonally to the second set of two aluminum plates, extending away from the first opposing portion, configured to fully receive the entire length of the prongs of the comb when the first and second opposing portions are pressed together, being concave to permit easier cleaning, having a thickness less than 2 millimeters wider than the prongs of the comb, and arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the second opposing portion; and the two aluminum plates in the second set of aluminum plates each disposed on a separate side of the comb ditch and having equal thickness and width.
2 . A hair straitening device comprising a first opposing portion, a second opposing portion, a top housing, and a bottom housing, the first and second opposing portions each comprising a near end and a far end, the near end of the first opposing portion being rotationally engaged to the near end of the second opposing portion;
the top housing comprising two aluminum plates, a first heating element, a first plate holder, and a first thermal fuse; the bottom housing comprising two aluminum plates, a second heating element, a second plate holder, and a second thermal fuse; the aluminum plates held in place by the plate holders and comprising flat panels configured to be pressed against hair; the heating elements disposed between the aluminum plates and the plate holders, connected to the thermal fuses, the thermal fuses configured to receive an electric current from a power supply, convert the electric current into heat, and transfer the heat to the heating elements; a comb configured to make contact with and separate strands of hair, disposed on the first opposing portion, positioned between two aluminum plates in a first set of aluminum plates, oriented orthogonally to the first set of two aluminum plates, and arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the first opposing portion; and a comb ditch disposed between two aluminum plates in a second set of two aluminum plates, oriented orthogonally to the second set of two aluminum plates, configured to fully receive extending portions of the comb when the first and second opposing portions are pressed together, and arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the second opposing portion.
3 . The device in claim 2 , the near end of the first opposing portion being rotationally engaged to the near end of the second opposing portion by means of a swivel unit.
4 . The device in claim 3 , the swivel unit comprising two concentric joints rotationally aligned by a shaft.
5 . The device in claim 4 , the swivel unit being spring-loaded, and configured to provide a default orientation between the first and second opposing portions of between five and sixty degrees of separation.
6 . The device in claim 2 , the top housing further comprising a circuit board, an LCD screen, and a switch knob.
7 . The device in claim 6 , the electric current mediated by the circuit board, the circuit board configured to interrupt the electric current if a set temperature is reached and electrically connected to the LCD screen and the switch knob, the switch knob protruding through a gap in the top housing and configured to provide a user control over the electric current, the LCD screen protruding through a gap in the top housing, configured to display a status of the device, and protected by an LCD cover.
8 . The device in claim 2 , the top housing being disposed on the first opposing portion and the bottom housing being disposed on the second opposing portion.
9 . The device in claim 2 , the top housing being disposed on the second opposing portion and the bottom housing being disposed on the first opposing portion.
10 . The device in claim 2 , the aluminum plates each measuring at least four inches by a fourth of an inch by a third of an inch.
11 . The device in claim 2 , the top housing, the bottom housing, and the plate holders made of thermally non-conductive material.
12 . A flatiron device configured to be held in one hand by a user and straighten the hair of the user and comprising a first opposing portion comprising a top housing and a second opposing portion comprising a bottom housing, the first and second opposing portions each comprising a near end and a far end, the near end of the first opposing portion being hingedly engaged to the near end of the second opposing portion;
the top housing comprising a first set of heating elements; the bottom housing comprising second set of heating elements; the heating elements connected to a thermal fuse, the thermal fuse configured to receive an electric current from a power supply, convert the electric current into heat, and transfer the heat to the heating elements; a comb configured to make contact with and separate strands of hair and disposed on the first opposing portion; and a comb ditch configured to fully receive extending portions of the comb when the first and second opposing portions are pressed together.
13 . The device in claim 12 , the first and second opposing portions hingedly engaged by means of a swivel unit, the swivel unit comprising two concentric joints rotationally aligned by a shaft, being spring-loaded, and configured to provide a default orientation between the first and second opposing portions of between five and sixty degrees of separation.
14 . The device in claim 12 , each opposing portion comprising one or more aluminum plates in thermal communication with the heating elements and oriented longitudinally across surfaces of the opposing portions.
15 . The device in claim 14 , the aluminum plates held in place by plate holders and comprising flat panels configured to be pressed against hair.
16 . The device in claim 15 , the comb positioned between two aluminum plates in a first set of aluminum plates and oriented orthogonally to the first set of two aluminum plates, and the comb ditch oriented orthogonally to the second set of two aluminum plates and disposed between two aluminum plates in a second set of two aluminum plates.
17 . The device in claim 15 , the comb extending toward the second opposing portion and arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the first opposing portion, and the comb ditch extending away from the first opposing portion toward a center of the second opposing portion and arranged longitudinally down at least a portion of an axis that runs from the far end to the near end of the second opposing portion.
18 . The device in claim 12 , additionally comprising a circuit board, an LCD screen, and a switch knob.
19 . The device in claim 18 , the electric current mediated by the circuit board, the circuit board configured to interrupt the electric current if a set temperature is reached and electrically connected to the LCD screen and the switch knob, the switch knob protruding through a gap in the top housing and configured to provide a user control over the electric current, the LCD screen protruding through a gap in the top housing, configured to display a status of the device, and protected by an LCD cover.
20 . The device in claim 15 , the top housing, the bottom housing, and the plate holders made of thermally non-conductive material.Join the waitlist — get patent alerts
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