| 摘要 |
PROBLEM TO BE SOLVED: To provide a net body or a sheet body for protection against balls or the like, which facilitates attachment of a ring to a net, has less wear in the ring part and which can be smoothly stored and moved, and to provide a method of stretching the same, a method of replacing the same, and a method of repairing the same.SOLUTION: A net body or a sheet body for protection against balls or the like comprises: a net or a sheet stretched in a space; and a plurality of rings which are linearly attached in one direction of the net or the sheet and which are used for inserting either a guiding rope installed in the stretching direction of the net or the sheet or a driving rope for driving by a winch. The net body or the sheet body is also configured of: a fastened body where the ring is fastened to a separate attaching rope to be attached to the net or the sheet; and a freely fit ring through which the guiding rope or the driving rope is freely movably inserted in a freely fit state. |
