A valve security device for releasably securing a fluid flow valve in an inoperable position including an inner body adapted to be disposed about the valve actuator such that rotation of the inner body effects corresponding rotation of the actuator to open and close the valve and an outer body rotatably mounted about the inner body. The blade-blade housing bearing structure includes a rolling bearing strip having a plurality of rolling bearings, such as ball bearings, disposed in spaced apart relation in a flexible separator cage. The internal electrode includes a main portion and a lead-out portion extending from the main portion to a side surface of the multilayer composite, and the internal electrode includes a ceramic powder at least in the lead-out portion. A state of a specific element, object, or modeled component may trigger a breakpoint or be utilized or set as part of a breakpoint condition. A straight line connecting a part of the edge of the objective lens and a part of the lens protector is closer to the optical disc than the apex of the effective region of the objective lens. and an atmospheric pressure of 1 bar, the wetting agent being included in the ink composition in an amount of from 0.