Injection molded bobbin basket

Abstract

A bobbin basket for use with a lock-stitch sewing machine. The bobbin basket defines a receptacle for a thread-carrying bobbin case. The bobbin basket has a wall extending around a central axis and a rib projecting radially from the wall for reception in a raceway of a rotary loop taker, to which the bobbin basket can be operably connected. The bobbin basket is molded from a TORLON®-based material commercially sold under the designation PXM01017.

1 . A bobbin basket for use with a lock-stitch sewing machine, the bobbin basket defining a receptacle for a thread-carrying bobbin case, the bobbin basket comprising a wall extending around a central axis and a rib projecting radially from the wall for reception in a raceway of a rotary loop taker to which the bobbin basket can be operably connected, 
 wherein the bobbin basket is molded from a TORLON®-based material commercially sold under the designation PXM 01017.    
     
     
         2 . The bobbin basket for use with a lock-stitch sewing machine according to  claim 1  wherein the bobbin basket comprises a center post extending along the central axis in the receptacle for supporting a thread-carrying bobbin case.  
     
     
         3 . The bobbin basket for use with a lock-stitch sewing machine according to  claim 1  wherein at least the rib is made from the TORLON®-based material.  
     
     
         4 . The bobbin basket for use with a lock-stitch sewing machine according to  claim 1  wherein at least the wall is made from the TORLON®-based material.  
     
     
         5 . The bobbin basket for use with a lock-stitch sewing machine according to  claim 1  wherein at least the rib and wall are made from the TORLON®-based material.  
     
     
         6 . In combination: 
 a) a bobbin basket defining a receptacle for a thread-carrying bobbin case and comprising a wall extending around a central axis and a rib projecting radially from the wall; and    b) a rotary loop taker comprising a raceway,    the rib residing in the raceway and guided within the raceway as relative movement of the bobbin basket and rotary loop taker around the center axis takes place with the bobbin basket and rotary loop taker operably connected,    wherein the bobbin basket is molded from a TORLON®-based material commercially sold under the designation PXM 01017.    
     
     
         7 . The combination according to  claim 6  wherein the bobbin basket comprises a center post extending along the central axis in the receptacle for supporting a thread-carrying bobbin case.  
     
     
         8 . The combination according to  claim 6  wherein at least the rib is made from the TORLON®-based material.  
     
     
         9 . The combination according to  claim 6  wherein at least the wall is made from the TORLON®-based material.  
     
     
         10 . The combination according to  claim 6  wherein at least the rib and wall are made from the TORLON®-based material.  
     
     
         11 . The combination according to  claim 6  further in combination with a thread-carrying bobbin case in the bobbin basket receptacle.