三川鉱変災における破断リンクの研究
1968 年 84 巻 958 号 p. 86-100
詳細
1968 年 84 巻 958 号 p. 86-100
The disaster of coal dust explosion that occurred at No.1 inclined shaft of Mikawa Pit Miike Coal Mine on November 9, 1963 is considered to have been resulted from a runaway occident of the mine tubs due to the break of its link.
At that time, the authors who hod been entrusted with the task of judging the cause for this disaster carried out detailed investigations on the quality of the broken link, its mechanical properties, especially the existence of fatigue and the load of fracture.
In this paper the results from those investigations are reported.
