Locks – Special application – For closures
Reexamination Certificate
2011-03-08
2011-03-08
Gall, Lloyd A (Department: 3673)
Locks
Special application
For closures
C070S370000, C070S372000, C070S381000, C070S449000, C070S451000
Reexamination Certificate
active
07900489
ABSTRACT:
A lock cylinder for a door including an opening, and operable to interact with a latch bolt assembly. The lock cylinder includes a housing that has a cavity, and a plug assembly that has a casing and a plug housed in the casing and rotatable between a locked position and an unlocked position. The plug is operable to interact with the latch bolt assembly, and the casing is disposed within the cavity. The lock cylinder also includes a spin ring member that at least partially encloses the housing, and an adapter that is configured to be installed in the opening of the door and that includes a spin ring interface engaged with the spin ring member. The adapter further includes a shield portion extendable into the opening of the door, and the spin ring interface and the shield portion are formed as a single piece.
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Locksmith Ledger, The New Medeco Maxum Deadbolt, Jul. 2006, pp. 32-34.
Dickhans William J.
Harris John B.
Lammers Raymond H.
Ohl James D.
Roth Brian K.
Gall Lloyd A
Michael & Best & Friedrich LLP
Schlage Lock Company
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