SPRING LEG OF FRONT FORK

摘要

In a spring leg of a front fork, the capacity of a rebound air spring chamber is expanded and a stable rebound reaction force is ensured, and the spring leg of the front fork is provided with a sub-tank including an air chamber communicating with a rebound air spring chamber.

主权项

1. A spring leg of a front fork not incorporated with a suspension spring made of a metal spring but incorporated with a suspension spring made of an air spring, comprising:
a vehicle body side tube; an axle side tube being slidably engaged with the vehicle body side tube; a guide cylinder being provided in a center portion inside one of the vehicle body side tube and the axle side tube; a guide rod provided in a center portion inside the other of the vehicle body side tube and the axle side tube where the guide rod has a guide being inserted into the guide cylinder; an inner side air spring chamber defined by the guide of the guide rod inside the guide cylinder; a rod guide which is provided in the guide cylinder where the guide rod is inserted in and supported by the rod guide; a rebound air spring chamber formed between the rod guide, and the guide of the guide rod inserted into the guide cylinder inside of the guide cylinder; and at least one of sub-tanks each including an air chamber communicating with the rebound air spring chamber.