| 摘要 |
<p>A swing lever structure for use in jacks comprises a swing lever including a coupling mechanism extendedly provided on one end thereof and having a stop plane formed on at lease one side thereof, and including a driving stem having a connecting end formed on one end thereof for pivotally connecting with the coupling mechanism of the swing lever, thus enabling a jointed rotation, the connecting end further including a stopping surface affixed on at least one side thereof relative to the stop plane of the swing lever, thereby the swing lever and the driving stem may be relatively rotated to form a preferred included angle therebetween so as to facilitate the operation of a jack in a narrow place.</p> |
