Unitary quad roller skate

Abstract

A quad roller skate for use on outdoor surfaces that has a unified structure that includes a quad boot permanently secured to a horizontal support plate and skate forward and rearward trucks permanently secured to the support plate. The front and rear left and right skates lie in left and right vertical planes spaced from the maximum side edges of the boot. The skate wheels have apexes that extend to a horizontal plane at least as high as the plane of the horizontal support plate and can extend higher. Each of the wheels preferably are thin width wheels and have semi-circular profiles.

1 . A unified quad roller skate for use on outdoor surfaces, including,
 a quad skate boot having a boot bottom and a boot forward area and a boot rearward area,   a horizontal support plate positioned under said boot bottom between said boot forward area and said boot rearward area, said boot bottom being permanently secured to said support plate,   a forward truck positioned under and permanently secured to said support plate,   a rearward truck positioned under and permanently secured to said support plate,   a front axle mounted through said front truck and a rear axle mounted through said rear truck,   a pair of left and right front wheels mounted to said front axle and a pair of left and right rear wheels mounted to said rear axle,   said boot bottom defining a boot bottom maximum left side edge positioned in a boot left vertical plane located between said boot forward area and said boot rearward area,   said boot bottom further defining a boot bottom maximum right side edge positioned in a boot right vertical plane located between said boot forward area and said boot rearward area,   said left front wheel and said left rear wheel being positioned in a left wheel inner vertical plane,   said right front wheel and said right rear wheel being positioned in a right wheel inner vertical plane,   each of said left and right wheel inner vertical planes being spaced from said left and right boot maximum left and right side edges, respectively,   each of said front wheels and each of said rear wheels having a wheel apex at least as high as said horizontal support plate.   
   
   
       2 . The unified quad roller skate in accordance with  claim 1 , wherein said boot bottom includes a boot sole extending between said boot forward area and said boot rearward area. 
   
   
       3 . The unified quad roller skate in accordance with  claim 2 , wherein said boot bottom further includes a heel secured to said boot sole at said rearward area, said heel and said boot bottom forward area being positioned in a horizontal plane. 
   
   
       4 . The unified quad roller skate in accordance with  claim 1 , wherein said support plate is permanently secured to said boot bottom by rivets. 
   
   
       5 . The unified quad roller skate in accordance with  claim 1 , wherein said forward truck is permanently secured to said support plate by bolting, said bolting including at least one bolt and nut assembly, said nut being permanently connected to said bolt. 
   
   
       6 . The unified quad roller skate in accordance with  claim 1 , wherein said rearward truck is permanently secured to said support plate by bolting, said bolting including at least one bolt and nut assembly, said nut being permanently connected to said bolt. 
   
   
       7 . The unified quad roller skate in accordance with  claim 1 , wherein each of said front wheels and each of said rear wheels includes a wheel apex at least as high as the plane of said horizontal support plate. 
   
   
       8 . The unified quad roller skate in accordance with  claim 1 , wherein each of said front wheels and each of said rear wheels are thin-width wheels in the range of 24 to 25 millimeters. 
   
   
       9 . The unified quad roller skate is accordance with  claim 8 , wherein each of said front wheels and each of said rear wheels has the profile of a semicircle. 
   
   
       10 . The unified quad roller skate in accordance with  claim 2 , wherein boot sole is thick and rigid. 
   
   
       11 . The unified quad roller skate in accordance with  claim 10 , wherein said sole includes a toe area, said sole including said toe area being flat.