Support device
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United States of America Patent
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N/A
Issued Date -
Mar 26, 2009
app pub date -
Sep 24, 2007
filing date -
Sep 24, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A support device comprises a base including a receiving portion disposed on the top of one side thereof for receiving a post which allows to hold a heavy object, a stopping mechanism defined between the post and the base and including teeth arranged on one side of the post, the base also including a rotatable engaging member affixed thereon for correspondingly engaging with the teeth, wherein the base further includes a pedal fitted in another side thereof so as to move vertically. Besides, between the pedal and the post is defined with a transmitting mechanism including a rotatable wheel pivotally disposed on the base and having a chain, one end of which is coupled to the bottom of the post, and another end of which is connected to the pedal, mounted thereon, such that while the pedal moves vertically, the post is urged to move vertically as well, thereby obtaining a quick and safe operation.
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