paracentric


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paracentric

[¦par·ə¦sen·trik]
(design engineering)
Pertaining to a key and keyway with longitudinal ribs and grooves that project beyond the center, as used in pin-tumbler cylinder locks to deter lockpicking.
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References in periodicals archive ?
Akita S, Kuratomi H, Abe K, Harada N, Nukae N and Niikawa N: EEC syndrome in a girl with paracentric inversion (7) (q22.
Often, the roof hatches are designed with security locks, requiring the use of a paracentric or mogel key to unlock them.
As with the food service equipment, CDC conducted a field survey of the durability, maintenance and operational characteristics of hollow metal cell doors, glazing, security glazing, electro-mechanical door-sliding mechanisms and both paracentric and mortise locksets.
Our high security access door is available with security fasteners or a heavy duty detention lock with paracentric key.