LID COVER FOR ROLLED CYLINDER STORAGE BOX AND ROLLED CYLINDER STORAGE DEVICE

摘要

An object of the present invention is to allow a flap of a roll storage case to be easily opened and closed by means of a flap cover and to prevent the flap cover from slipping off from the flap of the roll storage case even when the flap is opened and closed many times. A flap cover 1 includes an upper plate 10 covering an upper surface portion 103 of a flap 102, a front plate 11 covering a front surface portion 104 of the flap 102, and a pair of side plates 12 covering opposite side surface portions 105 of the flap 102. Each of the side plates 12 includes a locking portion 22 which projects inward from the side plate 12 and which is able to be locked on a lower end surface of the side surface portion 105 of the flap 102. The front plate 11 includes a projecting portion 21 projecting forward and extending in a lateral direction X.