Toy top

Abstract

A toy top which is played against an opponent toy top on a playing board including an upper layer member for attacking an opponent toy top, an intermediate layer member for determining a height of the toy top, and a lower layer member for determining a manner of moving of the toy top on a playing board, the members being stacked. The upper layer member is formed with an opening through which a screw of a screw-like coupling member is inserted, the intermediate layer member is formed with a screw hole to receive the screw of the coupling member, and the upper layer member and the intermediate member are coupled by the coupling member. The lower layer member is fitted to a lower part of the intermediate layer member.

1 . A toy top which is played against an opponent toy top on a playing board, comprising:
 an upper layer member provided for attacking an opponent toy top;   an intermediate layer member for determining a height of the toy top;   a lower layer member for determining a movement of the toy top on a playing board, the upper layer member, the intermediate layer member and the lower layer member being stacked on one another;   a screw-like coupling member for coupling the upper layer member to the intermediate layer member;   the upper layer member having an opening formed in the center thereof through which a screw of the coupling member is inserted, the intermediate layer member having a screw hole formed therein into which the screw of the coupling member is screwed; and   the lower layer member being detachably attached to a lower part of the intermediate layer member.   
   
   
       2 . The toy top according to  claim 1 , wherein the upper layer member is formed from metal so that the upper layer member functions as a weight. 
   
   
       3 . The toy top according to  claim 1 , wherein the upper layer member has fit projections formed thereon symmetrically regarding the opening, and the intermediate layer member has fit recesses formed therein so as to correspond to the fit projections of the upper layer member, so that the fit projections of the upper layer member are fitted in the fit recesses of the intermediate layer member, respectively. 
   
   
       4 . The toy top according to  claim 2 , wherein the upper layer member has fit projections formed thereon symmetrically regarding the opening, and the intermediate layer member has fit recesses formed therein so as to correspond to the fit projections of the upper layer member, so that the fit projections of the upper layer member are fitted in the fit recesses of the intermediate layer member, respectively. 
   
   
       5 . The toy top according to  claim 1 , wherein the upper layer member is formed in a circular disc shape and includes an attacking portion projecting outwardly on an outer peripheral surface thereof, the upper layer member includes fit projections formed on a bottom thereof symmetrically regarding the opening, the intermediate layer member is formed in a cylindrical shape and includes a bulging portion formed on an upper outer peripheral surface thereof and fit recesses formed on the bulging portion so as to correspond to the fit projections, and the fit projections of the upper layer member are fitted in the fit recesses of the intermediate layer member, respectively. 
   
   
       6 . The toy top according to  claim 2 , wherein the upper layer member is formed in a circular disc shape and includes an attacking portion projecting outwardly on an outer peripheral surface thereof, the upper layer member includes fit projections formed on a bottom thereof symmetrically regarding the opening, the intermediate layer member is formed in a cylindrical shape and includes a bulging portion formed on an upper outer peripheral surface thereof and fit recesses formed on the bulging portion so as to correspond to the fit projections, and the fit projections of the upper layer member are fitted in the fit recesses of the intermediate layer member, respectively. 
   
   
       7 . The toy top according to  claim 1 , wherein the lower layer member has a shaft portion and arc-shaped openings formed on an outside of the shaft portion, and the intermediate layer member has engagement projections formed on a lower end lateral surface thereof so as to be respectively engaged with the arc-shaped openings of the lower layer member. 
   
   
       8 . The toy top according to  claim 2 , wherein the lower layer member has a shaft portion and arc-shaped openings formed on an outside of the shaft portion, and the intermediate layer member has engagement projections formed on a lower end lateral surface thereof so as to be respectively engaged with the arc-shaped openings of the lower layer member. 
   
   
       9 . The toy top according to  claim 5 , wherein the lower layer member is formed in an inverted circular-truncated conical shape and has an approximately circular opening formed on an upper side thereof into which a cylindrical portion of the intermediate layer member is fitted, the lower layer member includes a shaft portion projecting downwardly, the lower layer member is formed with a pair of arc-shaped openings positioned across the shaft portion outside the shaft portion, the arc-shaped openings are each formed on an inner wall thereof with a protrusion, and the intermediate layer member is formed with a pair of engagement projections on a lower end lateral surface of the cylindrical portion, so that the engagement projections of the intermediate layer member are inserted into the arc-shaped openings of the lower layer member to be engaged with the protrusions formed on the inner walls of the arc-shaped openings of the lower layer member, respectively. 
   
   
       10 . The toy top according to  claim 6 , wherein the lower layer member is formed in an inverted circular-truncated conical shape and has an approximately circular opening formed on an upper side thereof into which a cylindrical portion of the intermediate layer member is fitted, the lower layer member includes a shaft portion projecting downwardly, the lower layer member is formed with a pair of arc-shaped openings positioned across the shaft portion outside the shaft portion, the arc-shaped openings are each formed on an inner wall thereof with a protrusion, and the intermediate layer member is formed with a pair of engagement projections on a lower end lateral surface of the cylindrical portion, so that the engagement projections of the intermediate layer member are inserted into the arc-shaped openings of the lower layer member to be engaged with the protrusions formed on the inner walls of the arc-shaped openings of the lower layer member, respectively. 
   
   
       11 . A toy top, comprising:
 a first layer member having at least one projection for attacking an opponent toy top;   a second layer member for determining a height of the toy top;   a third layer member for determining movement of the toy top on a playing board, the first layer member, the second layer member and the third layer member being stacked on one another;   a screw-like coupling member for coupling the first layer member to the second layer member; and   the third member being detachably attached to a lower part of the second layer member.   
   
   
       12 . The top toy according to  claim 11 , wherein the second layer member is chosen from a plurality of interchangeable second layers, each having a different height. 
   
   
       13 . The toy top according to  claim 11 , wherein the first layer member has a weight greater than that of the second or third members. 
   
   
       14 . The toy top according to  claim 11 , wherein the first and second layer members include cooperative elements preventing rotation of the first and second layer members relative to each other. 
   
   
       15 . The toy top according to  claim 11 , wherein the first layer member has a disc shape and a width greater than a width of the second or third layer members. 
   
   
       16 . The toy top according to  claim 11 , wherein the third layer member has a shaft portion terminating in one of a flat end or a semispherical end. 
   
   
       17 . The toy top according to  claim 11 , wherein the third layer member has an inverted circular-truncated conical shape and an approximately circular opening formed on one end thereof into which a cylindrical portion of the second layer member is detachably attached. 
   
   
       18 . The toy top according to  claim 11 , wherein the first layer member is chosen from a plurality of interchangeable first layer members, each having a different weight and a different at least one projection. 
   
   
       19 . A toy top which is played against an opponent toy top on a playing board, comprising:
 an upper layer member for attacking the opponent toy top;   an intermediate layer member for determining a height of the toy top;   a lower layer member for determining a movement of the toy top on a playing board, the upper layer member, the intermediate layer member and the lower layer member being stacked on one another;   a screw-like coupling member for coupling the upper layer member to the intermediate layer member,   wherein the upper layer member has an opening formed in the center thereof through which a screw of the coupling member is inserted, the intermediate layer member has a screw hole formed therein into which the screw of the coupling member is screwed,   wherein the lower layer member is detachably attached to a lower part of the intermediate layer member,   wherein the upper layer member has fit projections formed thereon symmetrically regarding the opening, and the intermediate layer member has fit recesses formed therein so as to correspond to the fit projections of the upper layer member, so that the fit projections of the upper layer member are removably fitted in the fit recesses of the intermediate layer member, respectively, and   wherein the lower layer member has a shaft portion and arc-shaped openings formed on an outside of the shaft portion, and the intermediate layer member has engagement projections formed on a lower end lateral surface thereof so as to be respectively engaged with the arc-shaped openings of the lower layer member.   
   
   
       20 . The toy top according to  claim 19 , wherein the upper layer member is formed from metal so that the upper layer member functions as a weight. 
   
   
       21 . The toy top according to  claim 19 , wherein the upper layer member has a circular disc shape and includes an attacking portion projecting outwardly on an outer peripheral surface thereof. 
   
   
       22 . The toy top according to  claim 19 , wherein the lower layer member has an inverted circular-truncated conical shape and an approximately circular opening formed on an upper side thereof into which a cylindrical portion of the intermediate layer member is fitted. 
   
   
       23 . A method for assembling a toy top, comprising the steps of:
 forming a plurality of upper layer members to include at least one lateral projection;   forming a plurality of intermediate layer members of different heights;   forming a plurality of lower layer member with a surface to allow movement of the toy top on a playing area,   wherein the upper layer member is formed to have a weight greater than the intermediate of the lower layer members;   stacking one of the upper layer members, one of the intermediate layer members and one of the lower layer members on one another;   removably coupling the upper layer member to the intermediate layer member via screw-threaded a coupling member; and   detachably attaching the lower layer member to a lower part of the intermediate layer member.   
   
   
       24 . The method according to  claim 23 , wherein the steps are reversed to disassemble the toy top. 
   
   
       25 . The method according to  claim 24 , wherein the steps of  claim 23  are followed again, but a second one of the upper layer members having a different weight and having a different projection and a second one of the intermediate layer members of a different height are assembled. 
   
   
       26 . The method according to  claim 23 , further comprising the steps of:
 forming the upper layer member to include fit projections and forming the intermediate layer member to include fit recesses corresponding to the fit projections of the upper layer member, and fitting the fit projections of the upper layer member and the fit recesses of the intermediate layer member to prevent relative rotation of the upper layer member relative to the lower layer member.   
   
   
       27 . The method according to  claim 23 , further comprising the steps of:
 forming the upper layer member in a circular disc shape to include as the at least one projection an attacking portion projecting outwardly on an outer peripheral surface thereof, forming the upper layer member to include fit projections on a bottom thereof, forming the intermediate layer member in a cylindrical shape and including a bulging portion formed on an upper outer peripheral surface thereof and fit recesses formed on the bulging portion so as to correspond to the fit projections, and fitting the fit projections of the upper layer member to the fit recesses of the intermediate layer member.   
   
   
       28 . The method according to  claim 23 , further comprising the steps of:
 forming the lower layer member to have a shaft portion and arc-shaped openings on an outside of the shaft portion, and forming the intermediate layer member to have engagement projections formed on a lower end lateral surface thereof so as to be respectively engaged with the arc-shaped openings of the lower layer member.   
   
   
       29 . The method according to  claim 23 , further comprising the steps of:
 forming the lower layer member in an inverted circular-truncated conical shape to have an approximately circular opening on an upper side thereof into which a cylindrical portion of the intermediate layer member is fitted, forming the lower layer member to include a shaft portion projecting downwardly, forming the lower layer member with a pair of arc-shaped openings positioned across the shaft portion outside the shaft portion, forming the arc-shaped openings on an inner wall thereof with a protrusion, forming the intermediate layer member with a pair of engagement projections on a lower end lateral surface of the cylindrical portion, and inserting the engagement projections of the intermediate layer member into the arc-shaped openings of the lower layer member to be engaged with the protrusions formed on the inner walls of the arc-shaped openings of the lower layer member, respectively.