Impact hammer for hammermills

Claim 1

AN IMPACT HAMMER FOR HAMMERMILLS AND THE LIKE COMPRISING AN ELONGATE SHANK MEMBER, A REVERSIBLE TIP MEMBER, SAID MEMBERS HAVING MATING INTERFACIAL TONGUE AND GROOVE MEANS THEREON DETACHABLY CONNECTING SAID TIP MEMBER TO SAID SHANK MEMBER, SAID MEMBERS BEING SLIDABLY CONNECTABLE AND DISCONNECTABLE BY RELATIVE MOVMENT IN EITHER DIRECTION LONGITUDINALLY OF SAID TONGUE AND GROOVE MEANS AND BEING OTHERWISE RESTRAINED AGAINST RELATIVE MOVEMENT BY SAID TONGUE AND GROOVE MEANS, AND SELF-RELEASING DETENT MEANS TRAVERSING THE INTERFACE BETWEEN SAID MEMBERS FOR PREVENTING SAID RELATIVE SLIDING MOVEMENT THEREBETWEEN DURING USE OF THE HAMMER WHILE PERMITTING SAID RELATIVE SLIDING MOVEMENT WHEN DESIRED TO DISCONNECT SAID MEMBERS, SAID DETENT MEANS COMPRISING A HARDENED GENERALLY SPHERICAL ELEMENT, SAID MEMBERS EACH HAVING AN INTERFACIAL RECESS THEREIN ADAPTED WHEN SAID MEMBERS ARE FULLY CONNECTED TO BE ALINED AND TO JOINTLY RECEIVE SAID SPHERICAL ELEMENT, ONE OF SAID RECESSES HAVING A CURVED SURFACE MATING WITH AND SEATING A MINOR PORTION OF SAID SPHERICAL ELEMENT, MEANS MOUNTING SAID SPHERICAL ELEMENT IN THE OTHER OF SAID RECESSES FOR MOVEMENT TRANSVERSELY OF AND THROUGH SAID INTERFACE, AND MEANS IN SAID OTHER RECESS BIASING SAID SPHERICAL ELEMENT THROUGH SAID INTERFACE AND INTO SEATING ENGAGEMENT WITH SAID ONE RECESS WHEN SAID MEMBERS ARE FULLY CONNECTED.