LOCK CYLINDER ASSEMBLY
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United States of America Patent
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app pub date -
Jul 22, 2011
filing date -
May 6, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A lock cylinder assembly comprises a cylinder body, a plug, a plurality of pin sets and a position block, wherein the plug comprising a keyhole is rotatable within the cylinder body between a locked position and an unlocked position, the pin sets enable the plug disposed relative to the cylinder body to change state between a non-interference state and an interference state, the position block enables the plug disposed relative to the cylinder body to change state between the non-interference state and the interference state, and at least one of the pin sets and the position block is situated in the interference state to disable the lock cylinder from the locked position without a matched key in the keyhole.
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