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Device for relieving or preventing lower back pain
Device for relieving or preventing lower back pain
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机译:减轻或预防下背部疼痛的装置
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摘要
#$%^&*AU2019200144A120190131.pdf#####32 ABSTRACT A device for treating or preventing lower back pain that is simpler and less costly than previous similar devices. Among the features of the device are a leg rest height adjustment arrangement that is simple to operate and provides substantially continuous height adjustment, a leg rest folding mechanism that pivotally couples the leg rest to a leg rest support shaft to place the leg rest in operative and storage positions, and a flexible cover that does not substantially change its length during height adjustment.
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