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IfcRepresentationItem

Definition from ISO/CD 10303-43:1992: A representation item is an element of product data that participates in one or more representations or contributes to the definition of another representation item. A representation item contributes to the definition of another representation item when it is referenced by that representation item.

NOTE Corresponding STEP entity: representation_item. Please refer to ISO/IS 10303-43:1994, for the final definition of the formal standard. The following changes have been made: The attribute 'name' and the WR1 have not been incorporated.

HISTORY New class in IFC Release 2.x
ISSUE: See issue log for changes made in IFC Release 2.x.

EXPRESS specification:

ENTITY IfcRepresentationItem
ABSTRACT SUPERTYPE OF (ONEOF(IfcTopologicalRepresentationItem, IfcGeometricRepresentationItem, IfcMappedItem));
END_ENTITY;

References (3):

Name Type Referred through Express-G
IfcGeometricRepresentationItem Entity
Supertype
Diagram 1
IfcMappedItem Entity
Supertype
Diagram 2
IfcTopologicalRepresentationItem Entity
Supertype
Diagram 2

Inheritance graph

ENTITY IfcRepresentationItem;
ENTITY IfcRepresentationItem;
END_ENTITY;