PURPOSE: To improve the aspect in the work and cost joining the carbon surface each other without performing a metal coating on either the projecting or recessed face parts of the fitting weld zone and using the connection length of the connection tip electrode after its burn-up within the constant.
CONSTITUTION: An electrode main body 1 and tip electrode 2 are joined without performing a metal coating on either the projecting face part or recessed face part of a fitting connection part 5. The connection length of the connection tip electrode of after its burn-up is used in the state of the length in 30mm or less. In this way, the manufacture of the electrode becomes easy and the breakdown of the joining part can be prevented. It is extremely useful on the aspect of the working and cost without spoiling the original function.
| WO/2011/038902 | A METHOD OF CUTTING A SUBSTRATE AND A DEVICE FOR CUTTING |
| WO/2006/137823 | DESIGNS AND FABRICATION OF STRUCTURAL ARMOR |
KOJIMA TOSHIO
MIZUTANI TAKAYUKI
IBIDEN KOSAN KK
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