| 摘要 |
An arrangement for fixing a security lock cylinder (11)in a wall (12) in which the cylinder includes a threaded (16) cylindrical shaft or column (15) as a carrier of a securing nut (17), and in which the wall (12) is provided with an entrance (13) for the cylindrical shaft or column (15).The wall(12) is provided with a web (23) laterally of the entrance (13), the web serving as a mating surface for seating the edge surface of the securing nut(17), with a leaf-spring (21) inserted between the wall and the securing nut in order to prestress the lock cylinder opposite the wall (12)
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