US2025032891A1PendingUtilityA1

Skateboard with Multi-Wheel Truck

Assignee: KARSTEN MFG CORPPriority: Mar 22, 2019Filed: Oct 14, 2024Published: Jan 30, 2025
Est. expiryMar 22, 2039(~12.6 yrs left)· nominal 20-yr term from priority
A63C 17/012A63C 17/16A63C 17/014A63C 17/0073A63C 17/0046
79
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Claims

Abstract

A moving wheel platform that minimizes wheel interactions with noncontinuous and uneven surfaces. The platform provides rotation-inhibiting structures onto or into the moving wheel platforms that aids with eliminating wheel bite.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A truck comprising:
 a hanger comprising an elongated body with a first end and a second end distal the first end, the elongated body forming a void at the first end;   a pivot saddle comprising a pivot tip and a pivot body surrounding an aperture;   a central axle coupled to the hanger and received within the void;   a central wheel affixed to the central axle;   an arm rotatably coupled to the elongated body, the arm comprising:
 a front region forming a front aperture; 
 a middle region forming a middle aperture; and 
 a rear region forming a rear aperture; 
 wherein the central axle extends through the middle aperture of the arm and provides an axis of rotation for the arm; 
   a front axle received by the front aperture;   a front wheel coupled to the front axle;   a rear axle received by the rear aperture; and   a rear wheel coupled to the rear axle.   
     
     
         2 . The truck of  claim 1 , further comprising a flange bearing housed within the middle aperture. 
     
     
         3 . The truck of  claim 2 , wherein the flange bearing comprises a nylon material. 
     
     
         4 . The truck of  claim 1 , wherein the central wheel, the front wheel, and the rear wheel each comprise similar diameters. 
     
     
         5 . The truck of  claim 4 , wherein the diameters of the central wheel, the front wheel, and the rear wheel are between 2.7 and 4.0 inches. 
     
     
         6 . The truck of  claim 1 , wherein the hanger is configured to couple to a bottom surface of a skateboard deck. 
     
     
         7 . The truck of  claim 6 , wherein the truck is in a nose of the skateboard deck. 
     
     
         8 . The truck of  claim 6 , wherein the truck is in a tail of the skateboard deck. 
     
     
         9 . The truck of  claim 1 , wherein the front aperture, the middle aperture, and the rear aperture are circular. 
     
     
         10 . The truck of  claim 1 , further comprising a second central wheel affixed to the central axle. 
     
     
         11 . The truck of  claim 1 , wherein the elongated body comprises a width between 5 and 9 inches. 
     
     
         12 . The truck of  claim 1 , further comprising a hanger stop wrapping circumferentially around the central axle and configured to abut the elongated body. 
     
     
         13 . A truck comprising:
 a hanger comprising an elongated body with a first end and a second end distal the first end and a pivot saddle comprising a pivot tip and a pivot body;   a void extending longitudinally through the elongated body;   a central axle coupled to the hanger and received within the void;   a central wheel affixed to the central axle;   a first arm rotatably coupled to the elongated body, the first arm comprising:
 a first front region forming a first front aperture; 
 a first middle region forming a first middle aperture; 
 a first rear region forming a first rear aperture; 
 a first front axle received by the first front aperture; 
 a first front wheel coupled to the first front axle; 
 a first rear axle received by the first rear aperture; and 
 a first rear wheel coupled to the first rear axle; and 
   a second arm rotatably coupled to the elongated body, the second arm comprising:
 a second front region forming a second front aperture; 
 a second middle region forming a second middle aperture; 
 a second rear region forming a second rear aperture; 
 a second front axle received by the second front aperture; 
 a second front wheel coupled to the second front axle; 
 a second rear axle received by the second rear aperture; and 
 a second rear wheel coupled to the second rear axle; 
 wherein the central axle extends through the first middle aperture and the second middle aperture provides an axis of rotation for the first arm and the second arm. 
   
     
     
         14 . The truck of  claim 13 , further comprising one or more flange bearings housed within the first middle aperture and the second middle aperture. 
     
     
         15 . The truck of  claim 14 , wherein the one or more flange bearings comprise a nylon material. 
     
     
         16 . The truck of  claim 13 , wherein the elongated body comprises a width between 5 and 9 inches. 
     
     
         17 . The truck of  claim 13 , further comprising a hanger stop wrapping circumferentially around the central axle and configured to abut the elongated body. 
     
     
         18 . The truck of  claim 13 , wherein the central wheel, the first front wheel, the second front wheel, and the first rear wheel, and the second rear wheel each comprise similar diameters. 
     
     
         19 . The truck of  claim 18 , wherein the diameters of the central wheel, the first front wheel, the second front wheel, and the first rear wheel, and the second rear wheel are between 2.7 and 4.0 inches. 
     
     
         20 . The truck of  claim 13 , wherein the hanger is configured to couple to a bottom surface of a skateboard deck.

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