Equipment capable of adjusting height thereof
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United States of America Patent
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Oct 13, 2009
Grant Date -
Sep 6, 2007
app pub date -
Dec 18, 2006
filing date -
Mar 3, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
The invention discloses an equipment including a main body and N multi-threaded shafts. The main body has a bottom, and N multi-threaded holes are formed on the bottom of the main body, wherein N is a natural number. Each of the N multi-threaded shafts is screwed into one of the N multi-threaded holes via a head end thereof. Each of the N multi-threaded shafts has a manual part at a tail end thereof, wherein the manual part of each of the N multi-threaded shafts is capable of being operated to rotate the shaft relative to the bottom of the main body, so as to adjust a height of the equipment.
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