A braking structure for a turning body 2, wherein {HEAD ~ the movable side portion} has an end portion, and {TAIL ~ each} of the pair of elastic engaging pieces protrudes circumferentially from the end portion to surround the receiving portion 
A braking structure for a turning body 2 , wherein { HEAD ~ the movable side portion } has an end portion , and { TAIL ~ each } of the pair of elastic engaging pieces protrudes circumferentially from the end portion to surround the receiving portion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH