IfcPort

Definition from IAI: An IfcPort provides the means for an element to connect to other elements.

An IfcPort is associated with an IfcElement, it belongs to, through the objectified relationship IfcRelConnectsPortToElement. Exactly two ports, belonging to two different elements, are connected with each other through the objectified relationship IfcRelConnectsPorts.

HISTORY: New entity in Release IFC2x Edition 2.

Use Definitions

An instance of IfcElement may have one or more points at which it connects to other instances of IfcElement. An instance of IfcPort is located at a point where a connection can occur. The location of the port is determined in the context of the local coordinate system of the element to which it belongs.

EXPRESS specification:

ENTITY IfcPort

ABSTRACT SUPERTYPE

SUBTYPE OF (

IfcProduct);

INVERSE

ContainedIn

IfcRelConnectsPortToElement FOR RelatingPort;

ConnectedFrom

SET [0:1] OF IfcRelConnectsPorts FOR RelatedPort;

ConnectedTo

SET [0:1] OF IfcRelConnectsPorts FOR RelatingPort;

END_ENTITY;

Attribute definitions:

ContainedIn	:	Reference to the element to port connection relationship. The relationship then refers to the element in which this port is contained.
ConnectedFrom	:	Reference to a port that is connected by the objectified relationship.
ConnectedTo	:	Reference to the port connection relationship. The relationship then refers to the other port to which this port is connected.

Inheritance graph

ENTITY IfcPort;

ENTITY IfcRoot;

GlobalId

IfcGloballyUniqueId;

OwnerHistory

IfcOwnerHistory;

Name

OPTIONAL IfcLabel;

Description

OPTIONAL IfcText;

ENTITY IfcObjectDefinition;

INVERSE

HasAssignments

SET OF IfcRelAssigns FOR RelatedObjects;

IsDecomposedBy

SET OF IfcRelDecomposes FOR RelatingObject;

Decomposes

SET [0:1] OF IfcRelDecomposes FOR RelatedObjects;

HasAssociations

SET OF IfcRelAssociates FOR RelatedObjects;

ENTITY IfcObject;

ObjectType

OPTIONAL IfcLabel;

INVERSE

IsDefinedBy

SET OF IfcRelDefines FOR RelatedObjects;

ENTITY IfcProduct;

ObjectPlacement

OPTIONAL IfcObjectPlacement;

Representation

OPTIONAL IfcProductRepresentation;

INVERSE

ReferencedBy

SET OF IfcRelAssignsToProduct FOR RelatingProduct;

ENTITY IfcPort;

INVERSE

ContainedIn

IfcRelConnectsPortToElement FOR RelatingPort;

ConnectedFrom

SET [0:1] OF IfcRelConnectsPorts FOR RelatedPort;

ConnectedTo

SET [0:1] OF IfcRelConnectsPorts FOR RelatingPort;

END_ENTITY;