Ergonomic mattress

Abstract

An ergonomic mattress is provided with a support layer; a foam layer disposed on a top of the support layer; a first comfort layer disposed on a top of the foam layer; and a second comfort layer disposed under the support layer. Alternatively, a latex layer is further disposed between the support layer and the foam layer.

What is claimed is: 
     
         1 . An ergonomic mattress comprising:
 a support layer;   a foam layer disposed on a top of the support layer;   a first comfort layer disposed on a top of the foam layer; and   a second comfort layer disposed under the support layer.   
     
     
         2 . The ergonomic mattress of  claim 1 , wherein a range of the support layer for: weight of a sleeper≦15 kg, resilience is 40-45%, thickness is 30-50 mm, and density is 120-135 kg/m 3 ; 15 kg<weight of a sleeper≦40 kg, resilience is 38-43%, thickness is 50-70 mm, and density is 115-125 kg/m 3 ; 40 kg<weight of a sleeper≦70 kg, resilience is 35-40%, thickness is 80-100 mm, and density is 110-120 kg/m 3 ; 70 kg<weight of a sleeper≦100 kg, resilience is 40-45%, thickness is 110-130 mm, and density is 120-135 kg/m 3 ; and 100 kg<weight of a sleeper≦150 kg, resilience is 40-45%, thickness is 140-160 mm, and density is 120-135 kg/m 3 . 
     
     
         3 . The ergonomic mattress of  claim 1 , wherein a range of the support layer for: weight of a sleeper≦15 kg, resilience is 41-43%, thickness is 35-45 mm, and density is 125-130 kg/m 3 ; 15 kg<weight of a sleeper≦40 kg, resilience is 40-42%, thickness is 55-65 mm, and density is 118-122 kg/m 3 ; 40 kg<weight of a sleeper≦70 kg, resilience is 37-39%, thickness is 85-95 mm, and density is 112-118 kg/m 3 ; 70 kg<weight of a sleeper≦100 kg, resilience is 41-43%, thickness is 115-125 mm, and density is 125-130 kg/m 3 ; and 100 kg<weight of a sleeper≦150 kg, resilience is 40-42%, thickness is 145-155 mm, and density is 125-130 kg/m 3 . 
     
     
         4 . The ergonomic mattress of  claim 1 , wherein a range of the foam layer for: 10 mm<unevenness of a sleeper's body curve≦20 mm, resilience is 25-30%, thickness is 25-30 mm, and density is 70-80 kg/m 3 ; 20 mm<unevenness of a sleeper's body curve≦35 mm, resilience is 22-25%, thickness is 40-50 mm, and density is 65-70 kg/m 3 ; 35 mm<unevenness of a sleeper's body curve≦50 mm, resilience is 18-23%, thickness is 60-75 mm, and density is 60-65 kg/m 3 ; and 50 mm<unevenness of a sleeper's body curve≦80 mm, resilience is 15-20%, thickness is 80-100 mm, and density is 55-60 kg/m 3 . 
     
     
         5 . The ergonomic mattress of  claim 1 , wherein a range of the foam layer for: 10 mm<unevenness of a sleeper's body curve≦20 mm, resilience is 26-28%, thickness is 26-28 mm, and density is 72-78 kg/m 3 ; 20 mm<unevenness of a sleeper's body curve≦35 mm, resilience is 23-24%, thickness is 43-48 mm, and density is 66-68 kg/m 3 ; 35 mm<unevenness of a sleeper's body curve≦50 mm, resilience is 19-21%, thickness is 65-70 mm, and density is 61-63 kg/m 3 ; and 50 mm<unevenness of a sleeper's body curve≦80 mm, resilience is 17-19%, thickness is 85-95 mm, and density is 56-58 kg/m 3 . 
     
     
         6 . The ergonomic mattress of  claim 1 , wherein each of the first and second comfort layers have resilience of 15-20%, thickness of 10-20 mm, and density of 50-60 kg/m 3 . 
     
     
         7 . The ergonomic mattress of  claim 1 , wherein each of the first and second comfort layers have resilience of 16-18%, thickness of 12-18 mm, and density of 50-60 kg/m 3 . 
     
     
         8 . An ergonomic mattress comprising:
 a latex layer;   a support layer disposed under the latex layer;   a foam layer disposed on a top of the latex layer;   a first comfort layer disposed on a top of the foam layer; and   a second comfort layer disposed under the support layer.   
     
     
         9 . The ergonomic mattress of  claim 8 , wherein a range of the support layer for: weight of a sleeper 15 kg, resilience is 40-45%, thickness is 30-50 mm, and density is 120-135 kg/m 3 ; 15 kg<weight of a sleeper≦40 kg, resilience is 38-43%, thickness is 50-70 mm, and density is 115-125 kg/m 3 ; 40 kg<weight of a sleeper≦70 kg, resilience is 35-40%, thickness is 80-100 mm, and density is 110-120 kg/m 3 ; 70 kg<weight of a sleeper≦100 kg, resilience is 40-45%, thickness is 110-130 mm, and density is 120-135 kg/m 3 ; and 100 kg<weight of a sleeper≦150 kg, resilience is 40-45%, thickness is 140-160 mm, and density is 120-135 kg/m 3 . 
     
     
         10 . The ergonomic mattress of  claim 8 , wherein a range of the support layer for: weight of a sleeper≦15 kg, resilience is 41-43%, thickness is 35-45 mm, and density is 125-130 kg/m 3 ; 15 kg<weight of a sleeper≦40 kg, resilience is 40-42%, thickness is 55-65 mm, and density is 118-122 kg/m 3 ; 40 kg<weight of a sleeper≦70 kg, resilience is 37-39%, thickness is 85-95 mm, and density is 112-118 kg/m 3 ; 70 kg<weight of a sleeper≦100 kg, resilience is 41-43%, thickness is 115-125 mm, and density is 125-130 kg/m 3 ; and 100 kg<weight of a sleeper≦150 kg, resilience is 40-42%, thickness is 145-155 mm, and density is 125-130 kg/m 3 . 
     
     
         11 . The ergonomic mattress of  claim 8 , wherein a range of the foam layer for: 10 mm<unevenness of a sleeper's body curve≦20 mm, resilience is 25-30%, thickness is 25-30 mm, and density is 70-80 kg/m 3 ; 20 mm<unevenness of a sleeper's body curve≦35 mm, resilience is 22-25%, thickness is 40-50 mm, and density is 65-70 kg/m 3 ; 35 mm<unevenness of a sleeper's body curve≦50 mm, resilience is 18-23%, thickness is 60-75 mm, and density is 60-65 kg/m 3 ; and 50 mm<unevenness of a sleeper's body curve≦80 mm, resilience is 15-20%, thickness is 80-100 mm, and density is 55-60 kg/m 3 . 
     
     
         12 . The ergonomic mattress of  claim 8 , wherein a range of the foam layer for: 10 mm<unevenness of a sleeper's body curve≦20 mm, resilience is 26-28%, thickness is 26-28 mm, and density is 72-78 kg/m 3 ; 20 mm<unevenness of a sleeper's body curve≦35 mm, resilience is 23-24%, thickness is 43-48 mm, and density is 66-68 kg/m 3 ; 35 mm<unevenness of a sleeper's body curve≦50 mm, resilience is 19-21%, thickness is 65-70 mm, and density is 61-63 kg/m 3 ; and 50 mm<unevenness of a sleeper's body curve≦80 mm, resilience is 17-19%, thickness is 85-95 mm, and density is 56-58 kg/m 3 . 
     
     
         13 . The ergonomic mattress of  claim 8 , wherein each of the first and second comfort layers have resilience of 15-20%, thickness of 10-20 mm, and density of 50-60 kg/m 3 . 
     
     
         14 . The ergonomic mattress of  claim 8 , wherein each of the first and second comfort layers have resilience of 16-18%, thickness of 12-18 mm, and density of 50-60 kg/m 3 .