Patent ID: 6957824

Claim:
A tow bar system comprising: (A) a leg coupler; and (B) at least one tow bar leg attached to the leg coupler, the tow bar leg comprising: (a) an outer bar, the outer bar having a first end and a second end, the second end defining an inner bar passage, the outer bar substantially defining a block passage and a block stop; (b) an inner bar passing through the inner bar passage, at least a portion of the inner bar being slidable and disposed within the confines of the outer bar; (c) a plug barrier attached to the outer bar; (d) a plug attached to the inner bar, the plug being adapted to abut the plug barrier thereby stopping the inner bar from sliding towards the second end of the outer bar; (e) a block attached to the inner bar, the block being transversely movable relative to a sliding axis of the inner bar, the block being adapted to abut the block stop thereby preventing the inner bar from sliding towards the first end of the outer bar, at least a portion of the block is in a sliding fit relative to the outer bar; and (f) a cam attached to the outer bar and adjacent to the block stop, the cam being adapted to release the block from the block stop thereby allowing the inner bar to slide through the outer bar.