Patent ID: 7861649

Claim:
A self-adjusting stripper pin in combination with a strap chute for a strapping machine, a strapping machine configured to feed a strapping material around a load, and position, tension, and seal the strapping material around the load, the strapping machine having a frame, a strap chute mounted to the frame including at least one fixed wall cooperating with at least one movable wall to define a strap path through the strap chute through which strap is conveyed and from which strap is pulled onto the load, the strap chute movable wall including inner and outer races that define a track therebetween that define the movable wall, the movable wall movable toward and away from the fixed wall, the movable wall having an opening therein, the self-adjusting stripper pin comprising: a mount mounted to a fixed portion of the strapping machine, a reciprocating pin disposed, at least in part, in the mount for reciprocating movement relative to the mount; and a pin spring positioned within the mount, the pin spring disposed between the pin and the mount for biasedly mounting the pin to the mount, wherein, when the movable wall is moved toward the fixed wall, the pin moves out from the track to allow the strap to traverse therethrough, and when the movable wall is moved away from the fixed wall, the pin is moved into the track to urge the strap out of the track, and wherein the spring positions an end of the pin at about an outer edge of the track when the movable wall is moved away from the fixed wall.