Water cooled screen grid resistor

Claim 1

A DISCHARGE RESISTOR USEFUL IN TESTING POWER EQUIPMENT HAVING A HIGH FREQUENCY OUTPUT COMPRISING: A HERMETICALLY SEALED CONTAINER HAVING AN INLET AND AN OUTLET FOR A COOLING FLUID, A GRID RESISTOR IN SAID CONTAINER HAVING ITS OPPOSITE ENDS RESPECTIVELY TERMINATING IN FIRST AND SECOND ELECTRIC TERMINALS MOUNTED ON THE CONTAINER, SAID RESISTOR COMPRISING A MULTIPLICITY OF LONGITUDINALLY EXTENDING CURRENT CARRYING CONDUCTORS AND TRANSVERSELY EXTENDING CONDUCTOR SPACING MEMBERS FOR FORMING A RESISTOR OF PREDETERMINED MESH, SAID RESISTOR BEING PLEATED ALONG ITS LENGTH TO FORM A COMPACT MASS OF CONDUCTORS, FORAMINOUS INSULATION DISPOSED BETWEEN SAID PLEATS FOR SEPARATING THE LONGITUDINALLY EXTENDING CONDUCTORS IN ONE PLEAT FROM THOSE APPEARING IN THE ADJACENT PLEAT, AND FORMING A POROUS STRUCTURE TRANSVERSELY OF SAID PLEATS, AND MEANS IN SAID CONTAINER DIVIDING THE INTERIOR PORTION THEREOF INTO A PLURALITY OF FLUID FLOW PATHS FOR UNIFORMLY GUIDING TRANSVERSE TO SAID PLEATS THE FLUID FLOWING TO AND FROM SAID SCREEN GRID RESISTOR WHILE TRAVELING THROUGH THE CONTAINER.