Engineering loch head preventing from technical and damaging unlocking

Engineering loch head preventing from technical and damaging unlocking

  • CN 1,920,227 A
  • Filed: 05/22/2006
  • Published: 02/28/2007
  • Est. Priority Date: 06/15/2005
  • Status: Active Application
First Claim
Patent Images

1. , the engineering loch head that anti-technology and destruction are opened, it includes at the tapered end of no lock core or is having on the tapered end of lock core, the pellet shot from a slingshot that contacts with key and at least one engineering pellet shot from a slingshot are placed in shaped form or the non-curved key channel hole, or to be placed on by the lock shell be plate washer shield and hiding in the cannelure or key channel hole in the hand lock, the key that has key body and crooked connecting rod to insert in the lock on baffle plate inserts mouth, by the pellet shot from a slingshot that contacts with key, engineering pellet shot from a slingshot and the special-purpose bolt of controlling the rotation of lock core and lock body, the engineering bolt, spring contacts in proper order, or by the pellet shot from a slingshot that contacts with key, the engineering pellet shot from a slingshot presses with spring and contacts, external surface by this pellet shot from a slingshot and engineering pellet shot from a slingshot contacts with hole slot rotatable or removable and on the shell fragment that rotates again, open shaped form or the non-curved private key and the engineering key of this tapered end, it is characterized in that:

  • on the tapered end that is provided with shell fragment (33), with in engineering key (99) and the pellet shot from a slingshot that private key (98) contacts at least one engineering pellet shot from a slingshot (28 is arranged,

         58), have on this project pellet shot from a slingshot and the same hole slot (93 of shell fragment (33), 94,95,96) Jie Chu at least two grooves (29 and 30,53 and 54,84 and

         85) have and gag lever post (24,43) contact limited impression (35,87), or on the tapered end of not establishing shell fragment (33), with in engineering key and the pellet shot from a slingshot that private key contacts at least one engineering pellet shot from a slingshot (7) is arranged, the limited impression (16) that contacts with gag lever post (24) is arranged, an end of this project pellet shot from a slingshot (24) and the special-purpose bolt (21) that can lock the rotation of lock core (14) and lock body (9) on this project pellet shot from a slingshot, engineering bolt (20), spring (19) order presses contact;

    Described engineering key is to be coupled together by key body (72) and key handgrip (67) that crooked connecting rod (73) will contact with the engineering pellet shot from a slingshot with private key.

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