Abstract base class for extendable elements. Extendable elements have the possibility to define non-standard custom properties. General Information Attribute Value Owner core Applied Stereotype Base Classifier Is Abstract true Derived Classifiers AbstractSlot, AbstractSlotReference, ApplicationConstraint, Approval, AssignmentGroup, CableDuctOutlet, CableLeadThrough, CartesianDimension, CartesianPoint2D, CartesianPoint3D, Cavity, CavityMounting, CavityMountingDetail, CavityReference, ChangeDescription, Coding, ConfigurableElement, ConfigurationConstraint, Contract, CopyrightInformation, Creation, Curve3D, DimensionAnchor, ExternalMapping, FittingOutlet, Instruction, InternalTerminalConnection, ItemEquivalence, ItemHistoryEntry, ItemVersion, Mapping, MatingDetail, MeasurementPoint, ModuleFamily, ModuleList, OccurrenceOrUsageViewItem2D, OccurrenceOrUsageViewItem3D, Path, PathSegment, Permission, PlacementPoint, PlacementPointReference, Project, Role, SegmentConnectionPoint, SegmentConnectionPointHC, SegmentCrossSectionArea, SegmentLength, SheetOrChapter, Signal, Specification, TerminalPairing, TerminalReception, TerminalType, Tolerance, Transformation2D, Transformation3D, UsageConstraint, VariantCode, VariantConfiguration, VariantGroup, VariantStructureNode, VecContent, WireElement, WireEnd, WireGrouping, WireLength, WireMounting, WireMountingDetail, WireReception Attributes Name Type Mult.