Lock with clutching function
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United States of America Patent
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-
Feb 7, 2006
Grant Date -
N/A
app pub date -
Nov 15, 2004
filing date -
Nov 15, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lock includes an inside handle, an outside handle, and a body between the handles. A spindle is mounted to each handle to turn therewith. Two pivotable wheels are mounted in the case and operably connected to the inside and outside spindles and a latch bolt such that turning of either handle causes retraction of the latch bolt. One of the wheels engaging with the outside spindle includes a notch communicated with a through-hole of the wheel. A lever extends through the notch of the wheel and includes an end in the through-hole of the notched wheel. When a locking plug is moved to a blocking position, the end of the lever sways to move the outside spindle out of the through-hole of the notched wheel such that the outside handle turns idly when the outside handle is turned.
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