European lock cylinder protection device for e.g. door, has sectional tube with edge abutting lock cylinder to prevent tool from sliding between cylinder and tube or to prevent disassembly of cylinder by dragging cylinder towards exterior

摘要

The device has a protective sectional tube (a) such as a sleeve or case, having European cylinder shape, where the tube is made of steel or stainless steel. The tube has an edge abutting a lock cylinder to prevent a tool from sliding between the cylinder and the tube or to prevent disassembly of the cylinder by dragging the cylinder towards exterior. Fixation elements such as threads, clips or pre-drilled pins, fix the tube on a wooden gate.