THIEF-PROTECTION FENCE Russian patent published in 2007 - IPC E04H17/14 

FIELD: barrier structures, particularly fences to protect property against thieves and animals.

SUBSTANCE: fence comprises horizontal bars made of angle members connected to vertical posts so that frame is created between the posts. Fence also has posts, metal-roll pickets with right dihedral angles, gate and wicket provided with horizontal and inclined bars, as well as locking bolts and hoops for padlocks receiving. The pickets have dihedral angle cuts defining spikes at ends thereof. All horizontal fence components made of angle members are arranged so that upper angle member flanges are inclined at 45° to horizontal plane defined by rib of right dihedral angle of angle member. Upper edge of gate and wicket is over upper edge of frames adjacent thereto. The gate has one long leaf and one short one. The short leaf and the wicket are composite and include two parts so that upper and lower parts may be independently or simultaneously opened and closed. Angle members of gate leaf and wicket bars, as well as that of bar of frame adjacent to wicket is used as the locking bolt body. Loop for padlock receiving is made as orifice in flange of vertical channel bar of gate leaf and wicket connected to post.

EFFECT: improved protection ability and extended service life, possibility to walk through the gate or wicket without snow removal from area near the gate and wicket and under them.

2 cl, 5 dwg