Rotary breaker for solid fuel and similar has fixing recess for toothed unit which has two separate pointed parts with wedge part tensioned in between

摘要

The sleeve face (2) of the rotor (1) is fitted with a detachable toothed unit (5) fitted in a fixing recess (3) whose base comprises two tangential intersecting planes (3a) of the rotor. The toothed unit comprises two teeth set side by side with the pointed parts connected together with a base plate to be inserted in the fixing recess. The two teeth are fixed in place with a separate wedge part (7) tensioned in between. Independent claim describes method of finishing sleeve face to hold teeth firm.