| 摘要 |
PROBLEM TO BE SOLVED: To provide a locking structure of a shutter curtain constituted of a plurality of connected slats having no inconvenience when it is rolled up in order to lock it and having no trouble in ordinary opening/closing motion. SOLUTION: A slat 6 constituting the shutter curtain 1 is constituted of upper and lower interlock parts 6a, 6b connecting mutual adjacent slats 6 and the main body 6c positioned between the interlocks and projecting to the outdoor side against the interlock parts 6a, 6b. An penetration-shaped engagement hole 7 is formed in such a condition that the interlock parts 6a, 6b are left in a guide groove 4a fitting part of each slat 6 and on the other hand, first and second engaging protrusions 4f, 4g fitted in the engagement hole 7 based on the deflection of the shutter curtain 1 are formed. COPYRIGHT: (C)2004,JPO
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