8.5.3.1 IfcContextDependentUnit

Unité dépendant du contexte
Kontextabhängige Einheit
NOTE  Definition according to ISO/CD 10303-41:1992
A context dependent unit is a unit which is not related to the SI system.
NOTE  The number of parts in an assembly is a physical quantity measured in units that may be called "parts" but which cannot be related to an SI unit.
NOTE  Corresponding ISO 10303 name: context_dependent_unit, please refer to ISO/IS 10303-41 for the final definition of the formal standard.
HISTORY  New entity in IFC1.5.1.

XSD Specification:

 <xs:element name="IfcContextDependentUnit" type="ifc:IfcContextDependentUnit" substitutionGroup="ifc:IfcNamedUnit" nillable="true"/>
 <xs:complexType name="IfcContextDependentUnit">
  <xs:complexContent>
   <xs:extension base="ifc:IfcNamedUnit">
    <xs:attribute name="Name" type="ifc:IfcLabel" use="optional"/>
   </xs:extension>
  </xs:complexContent>
 </xs:complexType>

EXPRESS Specification:

ENTITY IfcContextDependentUnit
SUBTYPE OF (IfcNamedUnit);
Name : IfcLabel;
INVERSE
END_ENTITY;

Attribute Definitions:

Name : The word, or group of words, by which the context dependent unit is referred to.

Inheritance Graph:

ENTITY IfcContextDependentUnit
ENTITY IfcNamedUnit
Dimensions : IfcDimensionalExponents;
UnitType : IfcUnitEnum;
ENTITY IfcContextDependentUnit
Name : IfcLabel;
INVERSE
END_ENTITY;

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