Compound Bow

Abstract

A compound bow is disclosed. The bow, in an embodiment includes a handle component, pulleys, strings and limbs. Both ends of the structure are connected with limbs via screws. A notch is provided for the upper limbs. The pulley assembly is detachably arranged in the notch. The two pulleys constitute axisymmetric. The string assembly is respectively connected with the pulley assembly and the limbs. The handle component includes an upper section, a position mounting structure and a lower section. The upper end of the handle and the lower end of the upper section are fixed and connected in a detachable manner. The lower end of the handle and the upper end of the lower section are fixed and connected in a detachable manner.

1 . A compound bow, comprising a handle component, pulleys, strings and limbs; both ends of the structure are connected with limbs via screws; a notch is provided for the upper limbs; the pulley assembly is detachably arranged in the notch; the two pulleys constitute axisymmetric; the string assembly is respectively connected with the pulley assembly and the limbs;
 wherein the handle component comprising an upper section, a position mounting structure and a lower section; the upper end of the position mounting structure and the lower end of the upper section are fixed and connected in a detachable manner; the lower end of the position mounting structure and the upper end of the lower section are fixed and connected in a detachable manner;   wherein the lower section comprising two lower riser hollow plates, a lower connecting rods and the lower fixed rods; the lower riser hollow plate is provided with a plurality of lower apertures; the two lower riser hollow plate are connected by the lower connecting rod; both ends of the lower connecting rod are respectively located in the lower apertures; the lower fixed rod is provided with lower bolt holes; the limbs are fixed in the lower bolt holes by screws; a lower supporting structure is arranged between the lower end of the two lower riser hollow plates; the lower supporting structure and the lower limb are matched to support the lower limb;   wherein the position mounting structure comprising a connection plate, a first connector, a secondary connectors, an adjustable handle and a removable supporting structure; the connection plate is connected with the lower end of the upper section; the first connector is arranged between the two lower riser hollow plates and is connected with them; the first connector is located on one side of the secondary connector; both ends of the first connector are symmetrically provided with removable supporting structures; the other end of the removable supporting structure is connected with the connection plate in a detachable manner; the upper end of the adjustable handle is connected with the lower end of the connection plate by screws; the lower end of the adjustable handle is connected with the secondary connector by screws; the adjustable handle and the two removable supporting structure are arranged in a triangular shape; a bowstring suppressor is provided on the secondary connector; a cable guide is provided on the upper section.   wherein the pulley assembly comprising two main cams with different sizes and an cable let-off cam; the two main cams are coaxially arranged; the cable let-off cam is arranged at the side of the larger main cam; the two main cams are symmetrically arranged; the string assembly cooperates with the cable let-off cam and the main cams.   
     
     
         2 . The compound bow of  claim 1 , wherein the upper section comprising two first upper riser hollow plates, a first connecting rod and a first fixed rod, wherein the first upper riser hollow plates is provided with first plurality of apertures; wherein the two first upper riser hollow plates are connected with the first connecting rod; both ends of the first connecting rod are respectively located in the corresponding first plurality of apertures; wherein two ends of the first fixed rod are respectively arranged in the first plurality of apertures corresponding to the ends of the first upper riser hollow plate; the first fixed rod is provided with first bolt hole; the upper limb is fixed in the first bolt hole by a screw; the connecting plate is arranged between two the first upper riser hollow plate and is connected with the first upper riser hollow plate; wherein a first supporting structure is arranged between the upper ends of the first upper riser hollow plate; the first supporting structure and the upper limb are matched for supporting the upper limb. 
     
     
         3 . The compound bow of  claim 1 , wherein the upper section comprising a connecting hollow frame and a second connecting hollow plate; the lower end of the second connecting hollow plate is detachably arranged on the upper end of the connecting hollow frame; wherein the lower end of the connecting hollow frame is connected with the connecting plate; the upper end of the second connecting hollow plate is provided with a second bolt hole; wherein the upper limb  1  is fixed in the second bolt hole by a screw; the second connecting hollow plate is provided with a second supporting structures; wherein the second supporting structure connected with the upper limb and to support it. 
     
     
         4 . The compound bow of  claim 1 , wherein the upper section comprising a hollow connector and a third connecting hollow plate; the third connecting hollow plate is symmetrically arranged on the upper end of the hollow connector; the third connecting hollow plate is fixedly connected to the connecting hollow frame; the third connecting hollow plate is provided with a second connecting rod; wherein the hollow connector is connected with the connecting plate; the two third connecting hollow plate are connected by the second connecting rod; wherein the second fixed rod is provided with a third bolt hole; the upper limb  1  is fixed in the third bolt hole by a screw; wherein a third supporting structure is arranged between the two third connecting hollow plates; the third supporting structure connected with the upper limb and to support it. 
     
     
         5 . The compound bow of  claim 1 , wherein the string assembly comprising two cable strings and a bowstring; one ends of the two cable strings are respectively fixed on the sides of two different limbs; the other ends of the two cable strings are respectively fixed on the main cams; wherein both ends of the bowstrings are respectively wound around the main cams of upper and lower limbs; the cable strings cooperate with the cable guide; the bowstring cooperates with the bowstring suppressor. 
     
     
         6 . The compound bow of  claim 1 , wherein the limbs are tilted arranged at symmetrical or asymmetrical position of both ends of the bow handle assembly.