1. A ONE-WAY EXPLOSIVE CONNECTOR DEVICE FOR JOINING TWO LENGTH OF DETONATING CORD COMPRISING A BODY HAVING SPACED PORTS OPENING INTO BORES WHICH EXTEND INTO SAID BODY AND INTERSECT THEREWITHIN, THE AXIS OF THE BORE EXTENDING FROM A FIRST PORT BEING AT AN ANGLE TO THE AXIS OF THE BORE EXTENDING FROM A SECOND PORT, AN EXPLOSIVE ACCEPTOR MEANS CONNECTED AT ITS OUTERMOST END TO ONE DETONATING CORD AND MOUNTED IN THE FIRST PORT, SAID ACCEPTOR MEANS HAVNG A SHRAPNEL FORMING CAP AT ITS INNERMOST END IN LINE WITH THE BORE FROM SAID SECOND PORT, AN EXPLOSIVE DONOR MEANS CONNECTED AT ITS OUTERMOST END TO THE OTHER DETONATING CORD AND MOUNTED IN THE SECOND PORT, SAID DONOR MEANS HAVING A SHRAPNEL FORMING CAP AT ITS INNERMOST END POSITIONED IN THE BORE OPENING TO SAID SECOND PORT, AND SAID BODY HAVING A RECESS FORMED AT ONE SIDE OF THE BORE OPENING TO SAID SECOND PORT, SAID RECESS BEING AN AXIAL EXTENSION OF THE BORE OPENING TO SAID FIRST PORT, SAID BORES AND RECESS BEING RELATED SUCH THAT DETONATION OF SAID DONOR CAP WILL RELEASE SHRAPNEL INTO SAID BORE FROM THE SECOND PORT TO DETONATE SAID ACCEPTOR CAP AND DETONATION OF SAID ACCEPTOR CAP WILL RELEAST SHRAPNEL INTO SAID BORE FROM SAID FIRST PORT DISSIPLATE IN SAID RECESS.