| 摘要 |
PROBLEM TO BE SOLVED: To provide a barrier-free bathroom by making the height of a grating adjustable. SOLUTION: In the bathroom grating with a height adjustment device, some slender boards are arranged in parallel with small gaps in between and fixed at right angles by some fixing members under the boards. A plurality of leg levers are elevatably installed in free up-and-down screwing on the fixing members.
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