Binding band tightener with bands

Claim 1

A binding band tightener with bands for binding packaged merchandise piled in a truck comprising; a front and a rear buckle respectively having two parallel locating plates, two lateral rods laterally provided between front and rear ends of the two parallel locating plates, a pushing plate of a nearly L-shaped cross-section having a plurality of length-wise projecting ridges on the lower portion and pivotally disposed between intermediate portions of the two parallel locating plates with a shaft as pivot, and anti-slippage rod provided near the pushing plate between the intermediate portion of the two parallel locating plates and having a ratchet teeth face facing the projecting ridges of the pushing plate, a spring disposed around one end of the pivot shaft of the pushing plate and having one end hooked on one end of the pivot shaft and the other end hooked on one end of the anti-slippage rod and a projection on an inner wall of one of the two locating plate; three bands made of an endurable strong material, a first band having one end connected with a hook to hook on a hook of a truck and the other end folded and then wound around a front lateral rod of the front buckle and then sewn firmly together to form a loop to keep the first band on the front lateral rod, a second band having both ends respectively formed with a loop, one of the looped end winding around a front lateral rod of the rear buckle and the other looped end extending up through a gap between the pushing plate and the anti-slippage rod and then around a supplementary rod of the rear buckle and back to wind around the rear rod of the front buckle, a third band of rather long length to be overlaid on packaged merchandise piled in truck, said third band having one end connected with a hook to hook on a hook of a truck and the other end extending through a gap between the pushing plate and the anti-clippage rod and then formed with a loop; and said third band being manipulated tight over packaged merchandise loaded in a truck by pulling a free end extending up through the gap between the pushing plate and the anti-slippage rod and then the pushing plate being swung down to pinch said third band immovable between the projecting ridges and the ratchet teeth face, and said second band being also able to be manipulated tight in the same way.