CUTTER OF CUTTING AND DIAMETER EXPANDING TOOL, AND CUTTING DIAMETER EXPANDING TOOL USING THE SAME

PROBLEM TO BE SOLVED: To improve a cutter of a cutting and diameter expanding tool used for a pipe splitter method and the cutting and diameter expanding tool using the same.SOLUTION: A cutter of a cutting and diameter expanding tool is drawn by a traction member from one end side in an existing bur...

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Bibliographische Detailangaben
Hauptverfasser:	HAYASHI TOSHIRO, YAMAGUCHI KAZUFUMI, KAWAMURA TAKEAKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BLASTING BROACHING EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FILING FIXED CONSTRUCTIONS GALLERIES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LARGE UNDERGROUND CHAMBERS LIGHTING LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR MACHINE TOOLS MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING METAL-WORKING NOT OTHERWISE PROVIDED FOR MINING PERFORMING OPERATIONS PIPES PLANING SAWING SCRAPING SHAFTS SHEARING SLOTTING SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TRANSPORTING TUNNELS WEAPONS
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