Hair Straightening Brush

Abstract

Examples of a hairbrush are presented that comprises a heating plate and a plurality of protruding heating elements. The plurality of heating elements is arranged in a pattern resulting in a plurality of undulating paths such that hair strands pass on top of a face of the heating plate and through the plurality of undulating paths during brushing of the hair. A length of at least two of the heating elements, along at least one of the undulating paths, is larger than a width of the at least some of the heating elements. The hairbrush also includes a plurality of heat insulating spacers extending from the heating plate. At least some of the heat insulating spacers are longer than at least some of the said plurality of heating elements, and a plurality of peripheral heat insulating spacers are disposed around at least a portion of the heating plate.

1 . A hairbrush, comprising:
 a heating plate;   a plurality of heating elements, monolithic with and protruding from the heating plate, the heating elements defining a hair treating area, wherein the plurality of heating elements are arranged in a pattern resulting in a plurality of undulating paths such that hair strands pass on top of a face of the heating plate and through the plurality of undulating paths during brushing of the hair strands, and a length of at least two of the plurality of heating elements, along at least one of the plurality of undulating paths, is larger than a width of the at least some of the plurality of heating elements; and   a plurality of heat insulating spacers extending from the heating plate among the heating elements, wherein at least some of the heat insulating spacers are longer than at least some of the said plurality of heating elements; and   a plurality of peripheral heat insulating spacers disposed around at least a portion of the heating plate.   
     
     
         2 . The hairbrush of  claim 1 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from the face of the hairbrush;   each of the plurality of heat insulating spacers includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of heat insulating spacers.   
     
     
         3 . The hairbrush of  claim 1 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from the face of the hairbrush;   each of the plurality of heating elements includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of heat elements.   
     
     
         4 . The hairbrush of  claim 3 , wherein the plurality of peripheral heat insulating spacers are disposed around substantially an entirety of the hair treating area of the hairbrush including the plurality of heating elements and the plurality of heating insulating spacers. 
     
     
         5 . The hairbrush of  claim 1 , wherein a specified density of the plurality of heating elements and a specified density of the plurality of heat insulating spacers are variable across the face of the hairbrush and the specified densities are related to maintain a specified distance between protruding ends of the plurality of heating elements and a user's scalp under at least one usage scenario. 
     
     
         6 . The hairbrush of  claim 1 , wherein the heating plate is convexly curved. 
     
     
         7 . The hairbrush of  claim 1 , wherein at least innermost heating elements have a flattened shape with increased surface area parallel to the undulating paths. 
     
     
         8 . The hairbrush of  claim 1 , wherein each of the heating elements has a bottom end having an elliptic cross-section. 
     
     
         9 . A hairbrush, comprising:
 a heating plate having a heating surface;   a plurality of elongate heating elements protruding from the heating surface;   a plurality of heat insulating spacers extending from the heating plate among the heating elements, at least some of the heat insulating spacers being longer than at least some of said heating elements; and   a plurality of heat insulating peripheral spacers disposed around at least a portion of the heating plate.   
     
     
         10 . The hairbrush of  claim 9 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from a face of the hairbrush;   each of the plurality of heat insulating spacers includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of heat insulating spacers.   
     
     
         11 . The hairbrush of  claim 9 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from a face of the hairbrush;   each of the plurality of elongate heating elements includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of elongate heat elements.   
     
     
         12 . The hairbrush of  claim 9 , wherein a specified density of the plurality of elongate heating elements and a specified density of the plurality of heat insulating spacers are variable across a face of the hairbrush and the specified densities are related to maintain a specified distance between protruding ends of the plurality of elongate heating elements and a user's scalp under at least one usage scenario. 
     
     
         13 . The hairbrush of  claim 9 , wherein the heating plate is convexly curved. 
     
     
         14 . The hairbrush of  claim 9 , wherein the plurality of elongate heating elements are integrated with and thermally coupled to the heating plate. 
     
     
         15 . A hairbrush, comprising:
 a plurality of heating elements protruding from a face of a body of the hairbrush, the heating elements defining a hair treating area;   a plurality of heat insulating spacers extending from the face of the body of the hairbrush among the heating elements, wherein a height, from the face of the body of the hairbrush, of at least some of the plurality of the heat insulating spacers is greater than a height of the heating elements to provide a specified distance between the heating elements and a user's scalp, wherein the plurality of heat insulating spacers is dispersed on a least a part of the face of the body of the hairbrush at a specified density selected to assure maintaining the specified distance with respect to a resilience of the plurality of heat insulating spacers; and   a plurality of peripheral heat insulating spacers extending at least around a portion of a hair treating area of the body of the hairbrush.   
     
     
         16 . The hairbrush of  claim 15 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from the face of the hairbrush;   each of the plurality of heat insulating spacers includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of heat insulating spacers.   
     
     
         17 . The hairbrush of  claim 15 , wherein:
 each of the plurality of peripheral heat insulating spacers includes an end spaced from the face of the hairbrush;   each of the plurality of heating elements includes an end spaced from the face of the hairbrush; and   at least some of the ends of the plurality of peripheral heat insulating spacers are located closer to the face than the ends of the plurality of heat elements.   
     
     
         18 . The hairbrush of  claim 15 , wherein a specified density of the plurality of elongate heating elements and a specified density of the plurality of heat insulating spacers are variable across a face of the hairbrush and the specified densities are related to maintain a specified distance between protruding ends of the plurality of heating elements and the user's scalp under at least one usage scenario. 
     
     
         19 . The hairbrush of  claim 15 , wherein the face of the body of the hairbrush is convexly curved. 
     
     
         20 . The hairbrush of  claim 15 , wherein the plurality of heating elements are integrated with and thermally coupled to a heating plate.