| 摘要 |
An observation shelter includes a plurality of generally upright walls including a first wall having a first window opening positioned therein and a second wall having a second wall positioned therein. First and second shutters are movable between respective raised and closed positions. The first and second shutters have respective shapes configured such that the shutters when in their respective raised positions meet at a joint extending from said corner to provide substantially continuous shelter from the sun for the first window opening and second window opening, and wherein with the first and second shutters in their respective closed positions, an extension portion of the first shutter is received in a pocket portion of the second shutter.
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