6.4.3.2 IfcSystemFurnitureElement

Elément de l'ameublement
Möbelsystem-Element

A system furniture element defines components of modular furniture which are not directly placed in a building structure but aggregated inside furniture.

HISTORY  New entity in IFC2x2.

Plumbing System Design

 Instance diagram

Identity

The Identity concept applies to this entity.

Exchange
Import R R
Export R R R R


Object Typing

The Object Typing concept applies to this entity as shown in Table 55.
Type
IfcSystemFurnitureElementType

Table 55 — IfcSystemFurnitureElement Object Typing

Exchange
Import
Export R R


Properties for Occurrences

The Properties for Occurrences concept applies to this entity as shown in Table 56.
PredefinedTypeName
 Pset_SystemFurnitureElementTypeCommon
PANELPset_SystemFurnitureElementTypePanel
WORKSURFACEPset_SystemFurnitureElementTypeWorkSurface

Table 56 — IfcSystemFurnitureElement Properties for Occurrences

Exchange
Import R
Export R O O


Material Constituents

The Material Constituents concept applies to this entity as shown in Table 57.
NameDescription
FinishThe finish, typically at visible aspects of the furniture.
FrameThe frame from which the object is constructed.
HardwareFinish hardware such as knobs or handles.
PaddingPadding such as cushions.
PanelPanels such as glass.

Table 57 — IfcSystemFurnitureElement Material Constituents

Material constituents are necessary to determine the mounting or cutting method of plumbing fixtures.

Exchange
Import
Export O O


Placement

The Placement concept applies to this entity.

Exchange
Import
Export R R


Body Geometry

The Body Geometry concept applies to this entity.

Exchange
Import O O
Export O O


System furniture element types

The System furniture element types concept applies to this entity.

Exchange
Import O O
Export O O


XSD Specification:

 <xs:element name="IfcSystemFurnitureElement" type="ifc:IfcSystemFurnitureElement" substitutionGroup="ifc:IfcFurnishingElement" nillable="true"/>
 <xs:complexType name="IfcSystemFurnitureElement">
  <xs:complexContent>
   <xs:extension base="ifc:IfcFurnishingElement">
    <xs:attribute name="PredefinedType" type="ifc:IfcSystemFurnitureElementTypeEnum" use="optional"/>
   </xs:extension>
  </xs:complexContent>
 </xs:complexType>

EXPRESS Specification:

ENTITY IfcSystemFurnitureElement
SUBTYPE OF (IfcFurnishingElement);
PredefinedType : OPTIONAL IfcSystemFurnitureElementTypeEnum;
WHERE
CorrectPredefinedType : NOT(EXISTS(PredefinedType)) OR (PredefinedType <> IfcSystemFurnitureElementTypeEnum.USERDEFINED) OR ((PredefinedType = IfcSystemFurnitureElementTypeEnum.USERDEFINED) AND EXISTS (SELF\IfcObject.ObjectType));
CorrectTypeAssigned : (SIZEOF(IsTypedBy) = 0) OR ('IFCSHAREDFACILITIESELEMENTS.IFCSYSTEMFURNITUREELEMENTTYPE' IN TYPEOF(SELF\IfcObject.IsTypedBy[1].RelatingType));
END_ENTITY;

Inheritance Graph:

ENTITY IfcSystemFurnitureElement
ENTITY IfcRoot
GlobalId : IfcGloballyUniqueId;
OwnerHistory : OPTIONAL IfcOwnerHistory;
Name : OPTIONAL IfcLabel;
Description : OPTIONAL IfcText;
ENTITY IfcObjectDefinition
INVERSE
HasAssignments : SET OF IfcRelAssigns FOR RelatedObjects;
Nests : SET [0:1] OF IfcRelNests FOR RelatedObjects;
IsNestedBy : SET OF IfcRelNests FOR RelatingObject;
HasContext : SET [0:1] OF IfcRelDeclares FOR RelatedDefinitions;
IsDecomposedBy : SET OF IfcRelAggregates FOR RelatingObject;
Decomposes : SET [0:1] OF IfcRelAggregates FOR RelatedObjects;
HasAssociations : SET OF IfcRelAssociates FOR RelatedObjects;
ENTITY IfcObject
ObjectType : OPTIONAL IfcStrippedOptional;
INVERSE
IsDeclaredBy : SET [0:1] OF IfcRelDefinesByObject FOR RelatedObjects;
Declares : SET OF IfcRelDefinesByObject FOR RelatingObject;
IsTypedBy : SET [0:1] OF IfcRelDefinesByType FOR RelatedObjects;
IsDefinedBy : SET OF IfcRelDefinesByProperties FOR RelatedObjects;
ENTITY IfcProduct
ObjectPlacement : OPTIONAL IfcObjectPlacement;
Representation : OPTIONAL IfcProductRepresentation;
INVERSE
ReferencedBy : SET OF IfcRelAssignsToProduct FOR RelatingProduct;
ENTITY IfcElement
Tag : OPTIONAL IfcStrippedOptional;
INVERSE
ConnectedTo : SET OF IfcRelConnectsElements FOR RelatingElement;
IsInterferedByElements : SET OF IfcRelInterferesElements FOR RelatedElement;
InterferesElements : SET OF IfcRelInterferesElements FOR RelatingElement;
HasOpenings : SET OF IfcRelVoidsElement FOR RelatingBuildingElement;
ProvidesBoundaries : SET OF IfcRelSpaceBoundary FOR RelatedBuildingElement;
ConnectedFrom : SET OF IfcRelConnectsElements FOR RelatedElement;
ContainedInStructure : SET [0:1] OF IfcRelContainedInSpatialStructure FOR RelatedElements;
ENTITY IfcFurnishingElement
ENTITY IfcSystemFurnitureElement
PredefinedType : OPTIONAL IfcSystemFurnitureElementTypeEnum;
END_ENTITY;

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