PITMAN OF A JAW CRUSHER, JAW CRUSHER, CRUSHING PLANT AND CRUSHING METHOD

摘要

A pitman of a jaw crusher comprising an upper part, which comprises an upper supporting point for supporting the pitman in the body of the jaw crusher, and a lower part comprising a lower supporting point for supporting the pitman in the body of the jaw crusher through a toggle plate. The lower part of the pitman comprises sidewalls and honeycomb structure open to the crushing direction, which structure comprises one or more cross-sectional supports reaching from the first sidewall of the pitman to the second sidewall. A jaw crusher, a crushing plant and a method for increasing crushing capacity of mineral material.