| 摘要 |
The present invention is directed to a sliding door. The bottom of the door assembly is pivotally mounted to a base. To open the door, the top of the door assembly is pulled away from the opening, to clear the structure. Then the door, which is mounted on vertical guiides, is rolled on these guides to provide an unobstructed opening. The door can be in close quarters, and when open does not interfere with movement into or out of the structure. This invention pertains to doors, windows, hatches, trap doors, skylights or any other temporary closable or openable opening in a structure where it can be utilized.
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