| 摘要 |
<p>INVENTOR Ralph Gibson P.O. Box 137 Lakeside, California 92040 TITLE OF THE INVENTION A Low Tire Pressure Warning System A low tire pressure warning system for a trailer having a frame for supporting the body of the trailer, tandem axles equipped with normally inflated pneumatic tires, leaf spring suspension structure for the axles including a walking beam that is pivoted on the frame for tilting movement in opposite directions from a normal position in accordance with the deflation of a tire of either one of the axles, a signal member for indicating that one of the tires does not have enough air, a signal operating switch in circuit with the signal member, and mechanical actuating structure for the signal operating switch.</p> |
