Domed structures having retractable roofs
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 7, 1992
Grant Date -
N/A
app pub date -
Oct 10, 1989
filing date -
Feb 9, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A domed structure having a retractable roof comprises a field area obtained by digging out a hollow, substantially concave in section, in the ground and levelling the bottom of the hollow seats for the spectators are provided by extending an upward slope outwardly from the end of the field area in an endless manner, and a movable roof element is movably mounted on a rail element laid out on the ground adjacent to the peripheral edge of said hollow. The movable roof element includes a driving arrangement to be placed on the rail element. The rail element may be tilted with a gradient rising toward the direction of solar radiation.
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Family
International Classification(s)
Cited Art Landscape
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