Lock with clutching function

Details Lock with clutching function Lock with clutching function

2006-02-07

2006-02-07

Gall, Lloyd A. (Department: 3676)

Locks

Special application

For closures

C070S107000, C070S149000, C070S218000, C292S169220, C292SDIG027

Reexamination Certificate

active

06993946

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.

REFERENCES:
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patent: 6837081 (2005-01-01), Ruano Aramburu et al.
patent: 6895791 (2005-05-01), Alexander et al.
patent: 6935149 (2005-08-01), Peng et al.
patent: 2003/0019256 (2003-01-01), Frolov

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