Yo-yo

Abstract

A yo-yo that provides enhanced performance, expeditiously responds to retrieval movement, and is otherwise responsive upon the string, yet still provides prolonged rotational inertia for the overall facilitation of complex tricks, maneuvers, and general yo-yo play.

1 . A yo-yo, comprising: 
 a first yo-yo body half;    a second yo-yo body half;    said first and second body halves joined by an axle;    a bearing adapted to rotate concentrically about said axle;    an o-ring for at least momentarily disrupting the rotational inertia of said yo-yo when said yo-yo is in a spinning state; and,    an annular groove comprising uninterrupted inside and outside diameters formed on an inward facing surface of said first yo-yo body half, said annular groove adapted to receive said o-ring therein and to position a portion of said o-ring above said inward facing surface.    
     
     
         2 . The yo-yo of  claim 1  wherein said o-ring further comprises elastomeric material.  
     
     
         3 . The yo-yo of  claim 1  wherein said o-ring further comprises non-elastomeric material.  
     
     
         4 . The yo-yo of  claim 1  further comprising a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of said first yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         5 . The yo-yo of  claim 1  further comprising a second o-ring and an annular groove formed on an inward facing surface of said second yo-yo body half, said annular groove adapted to receive said second o-ring therein, wherein said second o-ring acts individually or in conjunction with said o-ring to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         6 . The yo-yo of  claim 5  further comprising in association with each yo-yo body half a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of each yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         7 . (cancel)  
     
     
         8 . (previously canceled; represented) The yo-yo of  claim 1  further comprising an adjustable gap between said body halves.  
     
     
         9 . A yo-yo, comprising: 
 a first yo-yo body half;    a second yo-yo body half;    said first and second body halves joined by an axle;    an adjustable gap between said body halves;    a bearing adapted to rotate about said axle;    an o-ring for at least momentarily disrupting the rotational inertia of said yo-yo when said yo-yo is in a spinning state; and,    an annular groove comprising uninterrupted inside and outside diameters formed on an inward facing surface of said first yo-yo body half, said annular groove adapted to receive said o-ring therein and to position a portion of said o-ring above said inward facing surface.    
     
     
         10 . The yo-yo of  claim 9  wherein said o-ring further comprises elastomeric material.  
     
     
         11 . The yo-yo of  claim 9  wherein said o-ring further comprises non-elastomeric material.  
     
     
         12 . The yo-yo of  claim 9  further comprising a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of said first yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         13 . The yo-yo of  claim 9  further comprising a second o-ring and an annular groove formed on an inward facing surface of said second yo-yo body half, said annular groove adapted to receive said second o-ring therein, wherein said second o-ring acts individually or in conjunction with said o-ring to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         14 . The yo-yo of  claim 13  further comprising in association with each yo-yo body half a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of each yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         15 . (previously canceled)  
     
     
         16 . A yo-yo comprising a first yo-yo body half; a second yo-yo body half; said first and second body halves joined by an axle; a bearing adapted to rotate concentrically about said axle; said body halves and axle adapted to form, in combination, an adjustable gap between said body halves; an o-ring for at least momentarily disrupting the rotational inertia of said yo-yo when said yo-yo is in a spinning state; and, an annular groove formed on an inward facing surface of said first yo-yo body half, said annular groove adapted to receive said o-ring therein.  
     
     
         17 . The yo-yo of  claim 16  wherein said o-ring further comprises elastomeric material.  
     
     
         18 . The yo-yo of  claim 16  wherein said o-ring further comprises non-elastomeric material.  
     
     
         19 . The yo-yo of  claim 16  further comprising a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of said first yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         20 . The yo-yo of  claim 16  further comprising a second o-ring and an annular groove formed on an inward facing surface of said second yo-yo body half, said annular groove adapted to receive said second o-ring therein, wherein said second o-ring acts individually or in conjunction with said o-ring to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.  
     
     
         21 . The yo-yo of  claim 20  further comprising in association with each yo-yo body half a plurality of o-rings of increasing diameter, for cooperating engagement within a plurality of concentrically disposed annular grooves of increasing diameter formed on said inward facing surface of each yo-yo body half, each said annular groove adapted to receive one of said plurality of o-rings therein, wherein one or more of said plurality of o-rings acts to at least momentarily disrupt the rotational inertia of said yo-yo when said yo-yo is in a spinning state.