High-safety blade door lock and its prodn and application

High-safety blade door lock and its prodn and application

CN
  • CN 1,047,818 C
  • Filed: 12/31/1996
  • Issued: 12/29/1999
  • Est. Priority Date: 01/01/1996
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of high-safety blade lock, it comprises lock core, blade, spring and key, homodromous blade is accepted the stress surface of key regulation and control below four rows, it is characterized in that at least one vane hole or lattice of lock core, at least two blades axially are housed or have the blade of two relative motions at least or wherein have the anti-breach of drawing of a slice band at least.

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