US2005179310A1PendingUtilityA1

Multi-layered skate wheel

Priority: Feb 12, 2004Filed: Feb 11, 2005Published: Aug 18, 2005
Est. expiryFeb 12, 2024(expired)· nominal 20-yr term from priority
Inventors:George Miller
A63C 17/22A63C 17/223
44
PatentIndex Score
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Claims

Abstract

The present invention is a wheel that may be used with in-line skates, conventional roller skates, skateboards or the like. The wheel of the present invention includes a hub having a tire body circumscribing thereto. This tire body includes a first layer fabricated from a first material that is secured to a second layer fabricated from a second material. Each layer being circumscribing attached to the hub. Thus providing for each layer to be exposed. The first layer or first material is preferably polyurethane having a first durometer, known as a hard durometer polyurethane. The second layer or second material is preferably a polyurethane having a second durometer, different from the first, known as a softer durometer.

Claims

exact text as granted — not AI-modified
1 . A wheel comprising: 
 a first layer fabricated from a first material;    a second layer fabricated from a second material;    a hub; 
 said first layer and said second layer being secured to said hub;  
 said first layer and said second layer being exposed and circumferencly surrounding said hub; and  
 said first material being different than said second material.  
   
   
   
       2 . A wheel as in  claim 1  wherein said hub further includes a flange that extends upwardly and circumferenially and extends into said first layer and said second layer.  
   
   
       3 . A wheel as in  claim 1  wherein said first material is a hard material and said second material is softer than said first material.  
   
   
       4 . A wheel as in  claim 2  wherein said first material is a hard material and said second material is softer than said first material.  
   
   
       5 . A wheel as in  claim 1  wherein first layer has a first width and said second layer has a second width and said first layer is larger in width than said second layer.  
   
   
       6 . A wheel as in  claim 5  wherein said first layer is substantially between 51% to 75% of a total width of said wheel.  
   
   
       7 . A wheel as in  claim 5  wherein said first layer is fabricated from a hard durometer.  
   
   
       8 . A wheel as in  claim 5  wherein said first layer is fabricated from polyurethane.  
   
   
       9 . A wheel as in  claim 8  wherein said second layer is fabricated from polyurethane.  
   
   
       10 . A wheel as in  claim 7  wherein said first material including Shore A hardness between 85 A and 100 A.  
   
   
       11 . A wheel as in  claim 10  wherein said second material including Shore A hardness between 75 A-90 A.  
   
   
       12 . A wheel as in  claim 11  wherein said hub further includes a flange that extends upwardly and circumferenially and extends into said first layer and said second layer.  
   
   
       13 . A wheel as in  claim 11  wherein said first layer is fabricated from polyurethane.  
   
   
       14 . A wheel as in  claim 13  wherein said second layer is fabricated from polyurethane.  
   
   
       15 . A wheel as in  claim 14  wherein said first layer is substantially between 51% to 75% of a total width of said first layer and said second layer.  
   
   
       16 . A wheel as in  claim 1  wherein said wheel is adapted to fit on a roller skate.  
   
   
       17 . A wheel as in  claim 15  wherein said wheel is adapted to fit on a roller skate.  
   
   
       18 . A wheel as in  claim 14  wherein said first material including Shore A hardness 91 A and said second material including Shore A hardness 89.  
   
   
       19 . A wheel as in  claim 18  said first layer is substantially between 51% to 75% of a total width of said first layer and said second layer.  
   
   
       20 . A wheel as in  claim 19  wherein said first layer is substantially between 60% to 64% of a total width of said first layer and said second layer

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