Ultrasonic inspection transducer assembly

Claim 1

APPARATUS FOR INSPECTION OF PIPE IN WHICH AN ULTRASONIC TRANSDUCER TRANSMITS ENERGY INTO THE PIPE AND RECEIVES RESULTING ECHOES THEREFROM, THE COMBINATION COMPRISING, TWO HINGED SEMICIRCULAR RING SEGMENTS, MEANS HINGING SAID SEGMENTS AT FIRST ADJACENT ENDS THEREOF, MEANS RELEASABLY CLAMPING SECOND ADJACENT ENDS THEREOF TO FORM A COMPLETE RING, SAID RING HAVING AN EXTENDED SIDE IN A PLANE EXTENDING GENERALLY PARALLEL TO THE PLANE OF SAID RING, AN OPEN TRACKWAY IN SAID SIDE, A CARRIAGE PLATE IN THE FORM OF A SEGMENT OF A CIRCLE IN SAID TRACKWAY, A TRANSDUCER MOUNTING PLATE MOUNTED ON SAID CARRIAGE PLATE AND CONTACTING SAID SIDE ALONG THE LENGTH OF SAID MOUNTING PLATE, A TRANSDUCER HOUSING MOUNTED ON SAID MOUNTING PLATE, A PIPE-ENGAGING MEMBER, MEANS RESILIENTLY MOUNTING SAID MEMBER ON SAID HOUSING, A TRANSDUCER, MEANS RESILIENTLY MOUNTING SAID TRANSDUCER ON SAID PIPE-ENGAGING MEMBER, SAID MEMBER BEING APERTURED TO PROVIDE A WINDOW BETWEEN SAID TRANSDUCER AND SAID PIPE, A WATER CONNECTED TO SAID HOUSING FOR PROVIDING WATER BETWEEN SAID TRANSDUCER AND SAID WINDOW, MEANS RELEASABLY CLAMPING SAID RING TO THE PIPE, AND MEANS RELEASABLY CLAMPING SAID MOUNTING PLATE TO SAID RING.