Positioning system for pruners comprises two levers connected by pivot, first lever being connected to jaws, while second is connected to operating chain, spring-loaded slide on first lever engaging with fork on second, positioning jaws
摘要
<p>The positioning system for pruners comprises two levers which are connected by a pivot (45-52) at the top. The first lever (40) is connected to the jaws (20, 30), while the second (50) is connected to a chain (70) which operates them. A spring-loaded slide (60) mounted in a slot in the first lever engages with a fork (51) at the top of the second to position the jaws.</p>
