| 摘要 |
A collapsible lightweight cover device (10) for floor registers (100) including a cover member (20) pivotally secured to the register (100) and having accordion folded panel members (30) operatively attached to both the cover member (20) and the register (100); wherein, forced air flowing through the register (100) will force the cover member (20) to pivot upwardly relative to the front of the register (100).
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