Cylinder lock with changeable keyway
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United States of America Patent
Stats
-
Feb 18, 1992
Grant Date -
N/A
app pub date -
Oct 31, 1989
filing date -
Oct 31, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cylinder lock is capable of providing a changeable keyway by means of elongated warding members which are insertable into a keyway access slot which has a cross-sectional configuration larger than for a desired key. There may be one or more warding members which are insertable into the plug and extend the length of the keyway access lot to define the cross-sectional area of a desired key.
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Family
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Cited Art Landscape
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