Openable dome-shaped roof structure

摘要

PCT No. PCT/JP85/00725 Sec. 371 Date Jun. 25, 1986 Sec. 102(e) Date Jun. 25, 1986 PCT Filed Dec. 26, 1985 PCT Pub. No. WO86/04371 PCT Pub. Date Jul. 31, 1986.A dome-shaped roof structure for a large construction such as an athletic stadium is capable of partly opening according to the environmental conditions such as weather conditions. The dome-shaped roof structure includes a stationary roof section having a central opening and fixedly secured along an outer periphery thereof to the side wall of the large construction, and a movable roof section including a plurality of roof units corresponding to a plurality of divisions of the central opening and each capable of being radially moved between an open position where the roof unit is supported on the stationary roof section and a closed position where the roof unit is supported on a beam in the central opening.