(57) Abstract (Modified) Constitution As for nut receiving 11, nut 14 passes the Interpolation,Possesses through-hole 15 the upper nut receiving 12 which and nut 14Burying entrance the lower part nut receiving 13 which possesses the crevice 19 which is done preparationTo provide 1st engagement section 16 in the obtaining and upper nut receiving 12?In lower part nut receiving 13 it engages in 1st engagement section 16Engagement section 20 of 2 is provided. Advantages According to this nut receiving, installation and removal of the nut easyAnd it is possible to do at brief. Especially, atomic reactor storageIn or harmfulness conversion radioactivity existence atmosphere of container main flange and the likeThe field where it uses for the conclusion of the suffering conclusion body which is in the atmosphere where conjunction ones existIn conjunction, because it can do the installation and removal of the nut at brief dangerJob time in atmosphere to become brief, security worker directionOn it is possible
展开▼
