Removable keyless turning mechanism for locks

Details Removable keyless turning mechanism for locks Removable keyless turning mechanism for locks

2005-05-10

2005-05-10

Swann, J J (Department: 3627)

Locks

Operating mechanism

Key

C070S367000, C070S370000, C070S371000

Reexamination Certificate

active

06889533

ABSTRACT:
A removable thumbturn core assembly which replaces a key core assembly after removing a key cylinder with a control key. The control key feature is preserved for removing the key cylinder.

REFERENCES:
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patent: 4843852 (1989-07-01), Foshee et al.
patent: 5235832 (1993-08-01), Lux et al.
patent: 5291767 (1994-03-01), Weindorf et al.
patent: 5355703 (1994-10-01), Elinski et al.
patent: 5813260 (1998-09-01), Widen
patent: 5970760 (1999-10-01), Shen
patent: 6122943 (2000-09-01), DaWalt et al.
Catalog of Schlage Small Format Interchangeable Core Products.
Catalog of Mortise Cylinders.
Instructions for Rekeying the Sargent #65-6300 Removable Core Assembly.

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