Novel U-shaped lock

The present invention provides a novel U-shaped lock with a novel structure and principle of a lock pin, which can thoroughly resist the criminal of opening locks by technical means (tools), completely control the success rate of technical lock opening to zero, prevent the opening phenomenon between...

Full description

Saved in:
Bibliographic Details
Main Author LIAO GUOWEI
Format Patent
LanguageChinese
English
Published 20.04.2011
Subjects
ACCESSORIES THEREFOR
FIXED CONSTRUCTIONS
HANDCUFFS
KEYS
LOCKS
SAFES
WINDOW OR DOOR FITTINGS
Online AccessGet full text

Cover

More Information
Summary:The present invention provides a novel U-shaped lock with a novel structure and principle of a lock pin, which can thoroughly resist the criminal of opening locks by technical means (tools), completely control the success rate of technical lock opening to zero, prevent the opening phenomenon between a lockset and a key, and effectively avoid the criminal phenomenon that a thief opens a lockset another key of same kind. The lock comprises a lock body, a lock hook, a lock pin box, a lock pin plate, and a lock pin head. The invention adopts a series of technology means including plane disordered type hole arrangement, the opening principle of unbalance contraposition confirmation, the opening manner of static key socket with broad width and narrow aperture, and slice hole key; thereby obtains a puzzling hole distribution structures which can not be detected or operated by any peerless opening tool. The sample of the lock has been finished, and is ready for the examinations by experts.
Bibliography:Application Number: CN20091167603