LIGHTNING PROTECTION FACILITY

摘要

PROBLEM TO BE SOLVED: To provide a lightning protection equipment which prevents the damage caused by self excited vibrations.;SOLUTION: An electric charge diffusion device 10 of a lightning protection equipment includes: a pillar 11 erected in a protective construction; multiple protruding needles 12 which are provided at a tip of the pillar 11 and are disposed so as to be radially extended; and latitude direction reinforcement members 13 and longitude direction reinforcement members 14 which are disposed so as to intersect with the protruding needles 12 and are fixed lying astride the two or more protruding needles 12.;COPYRIGHT: (C)2013,JPO&INPIT