Westinghouse Electric Corporation

Robert E Dunn

Edward H Smith

A tool support arm 22 is mounted to a plate member 18 which in turn is mounted to a horizontal rotatable table 16. The plate 18 has, on its upper face, a plurality of horizontally extending tool support sleeves 20, each sleeve cooperating with one of the horizontally extending tool support arms for secure engagement and quick release therebetween. The sleeve includes means 40, 48 for indexing the tool arm therein. The tool support arms are intermediately hinged 28 for pivotal movement in a vertical plane to lower the vertical projecting tool supported thereon to a non-interfering inactive position while the active tool on another tool support arm extending horizontally from the plate is in the active, raised position.

Tool supporting arm and mounting plate with a plurality of quick

A tube guide for guiding replacement heat exchanger tubes into proper position within a tube sheet of a steam generator and an extractor tool for engaging the tube guide for extracting it from the tube once the tube is properly positioned.

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Catonsville, MD, United States of America

Robert E Dunn