Patent ID: 8210786

Claim:
A fastening device for fixing a member to be fixed to a fixing member through a screw, the fastening device comprising: a top plate portion, and a pair of leg piece portions respectively suspended from two side edges of the top plate portion, wherein the top plate portion includes two pairs of first elastic securing pieces disposed opposed to each other for defining a first screw hole formed in the top plate portion, and two pairs of first regulating pieces respectively interposed between the first elastic securing pieces for defining a first guide hole comprising a diameter greater than a diameter of the first screw hole, wherein the pair of leg piece portions respectively include second regulating pieces disposed in lower end portions of the pair of leg piece portions and opposed to each other for defining a second guide hole, wherein, among the second regulating pieces, leading end portions of the second regulating pieces on one of the side edges of the top plate portion are connected together to form a connection portion, and leading end portions of the second regulating pieces on an other of the side edges of the top plate portion are connected together to form another connection portion, and wherein each of the connection portions and the respective second regulating pieces continuously define the second guide hole.