Multi-step height adjuster
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United States of America Patent
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Jul 30, 2024
Grant Date -
Nov 4, 2021
app pub date -
Aug 30, 2019
filing date -
Aug 31, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
According to an aspect of the present disclosure, a multi-step height adjuster includes a base tube portion including a first base tube and a second base tube vertically reciprocating inside the first base tube; a spindle portion including a first spindle installed inside the first base tube to vertically reciprocate and a second spindle installed inside the second base tube to vertically reciprocate; and an adjustment portion installed in the spindle portion to transmit power to the spindle portion, wherein the first spindle and the second base tube are integrally moved.
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