Patent ID: 6938706

Claim:
A power tool ( 2 ) comprising: a first body ( 6 ); a second body ( 4 ) connected to the first body ( 6 ); and a locking mechanism; wherein one body ( 4 ; 6 ) is moveable with respect to the other body ( 4 ; 6 ), and the locking mechanism is capable of locking the movement of the one body ( 4 ; 6 ) with respect to the other body ( 4 ; 6 ), the locking mechanism comprising a two part system having a first part comprising a locking member ( 119 ) having a plurality of fingers and a second part comprising a receiving member having a plurality of teeth ( 82 ), whereby engagement between the plurality of fingers and teeth locks the first body ( 6 ) and second body ( 4 ) against movement with respect to each other, and wherein one part is moveable with respect to the other part between a first position and a second position, such that the first part plurality of fingers and the second part plurality of teeth are engaged when that one part is in the first position, and the first part plurality of fingers and the second part plurality of teeth are disengaged when that one part is in the second position, and at least one of the fingers or teeth is shaped to cause take up of play between the two parts of the locking mechanism when that one part moves into the first position.