# $RCSfile: engineering_properties_schema.ws,v $ # $Revision: 1.1 $ $Date: 2010/02/14 21:34:54 $ # # AP-235 COMPLEX ENTITIES # # This working set file describes the complex entities necessary for # working with AP235. Extend this file as needed. # # # Force all definitions to be generated # SCHEMA engineering_properties_schema -all \ -p28ns urn:oid:1.0.10303.235.1.0.1 # # Some additional aggregate types that are useful when working with # AP214 data. # direction -aggs L loop -aggs S representation -aggs S surface -aggs S # # Units # # The AP units for area, length, mass, etc. Create SI and conversion # unit combinations for most. Just SI for solid angle, because only # steradians are ever used. # ANDOR( si_unit amount_of_substance_unit ) ANDOR( si_unit electric_current_unit ) ANDOR( si_unit length_unit ) ANDOR( si_unit luminous_intensity_unit ) ANDOR( si_unit mass_unit ) ANDOR( si_unit plane_angle_unit ) ANDOR( si_unit ratio_unit ) ANDOR( si_unit solid_angle_unit ) ANDOR( si_unit thermodynamic_temperature_unit ) ANDOR( si_unit time_unit ) # ADD NEW COMPLEX FOR NEW UNIT TYPES # no conversion based solid angle or ratio ANDOR( conversion_based_unit mass_unit ) ANDOR( conversion_based_unit length_unit ) ANDOR( conversion_based_unit plane_angle_unit ) ANDOR( conversion_based_unit time_unit ) # In ap214e3, these were changed to derived units. Previously they # were deprecated as named_units because it was impossible to create # instances of them correctly. # ANDOR( si_unit area_unit ) # ANDOR( si_unit volume_unit ) # ANDOR( conversion_based_unit area_unit ) # ANDOR( conversion_based_unit volume_unit ) # # Measure Descriptions -- These combine measure rep item with a # measure with unit subtype. This allows the value to be put in a # representation and the subtype identifies the kind of measure. # ANDOR( measure_representation_item amount_of_substance_measure_with_unit ) ANDOR( measure_representation_item area_measure_with_unit ) ANDOR( measure_representation_item celsius_temperature_measure_with_unit ) ANDOR( measure_representation_item electric_current_measure_with_unit ) ANDOR( measure_representation_item length_measure_with_unit ) ANDOR( measure_representation_item luminous_intensity_measure_with_unit ) ANDOR( measure_representation_item mass_measure_with_unit ) ANDOR( measure_representation_item plane_angle_measure_with_unit ) ANDOR( measure_representation_item ratio_measure_with_unit ) ANDOR( measure_representation_item solid_angle_measure_with_unit ) ANDOR( measure_representation_item \ thermodynamic_temperature_measure_with_unit ) ANDOR( measure_representation_item time_measure_with_unit ) ANDOR( measure_representation_item volume_measure_with_unit ) ANDOR( length_measure_with_unit uncertainty_measure_with_unit ) # # Contexts and relationships # ANDOR( geometric_representation_context \ global_uncertainty_assigned_context \ global_unit_assigned_context ) ANDOR( geometric_representation_context \ global_unit_assigned_context ) ANDOR( geometric_representation_context \ parametric_representation_context ) ANDOR( representation_relationship_with_transformation \ shape_representation_relationship ) # ============================================================ # GD&T Definitions # # The way the GD&T definitions are handled in STEP requires a fair # number of complex types. In particular, optional components of some # tolerances are handled by adding a type as a complex. Keeping this # in mind, you will see that most of the complex types below are just # adding a path, modification, or measurement segment size to one of # the base geometric tolerance types from AIC 519. # # DIMENSIONS -- the externally defined size dimension can form a # complex instance if a path is specified, and the location dimensions # form a complex instance if they are "directed" # # DATUMS based on derived shapes -- These are represented as a complex # instance of datum plus derived_shape_aspect or one of the subtypes. # ANDOR( datum derived_shape_aspect ) ANDOR( datum apex ) ANDOR( datum centre_of_symmetry ) ANDOR( datum extension ) ANDOR( datum geometric_alignment ) ANDOR( datum geometric_intersection ) ANDOR( datum parallel_offset ) ANDOR( datum perpendicular_to ) ANDOR( datum tangent ) # TOLERANCES -- The geometric tolerances can form a complex instance # with "modified geometric tolerance" to add a condition like maximum # material extent. The can also be combines with "geometric tolerance # with defined unit" to specify a segment size. The AP-214/1050 ARM # allows this for any, but AP-224 restricts to angularity, flatness, # parallelism, perpendicularity, and straightness. # # The position, line profile, and surface profile tolerances can also # be associated with a datum reference, so we need a complex instance # that includes that GTWDR as well. This is a bit unwieldy, but that # is the way it was modeled. # ANDOR( angularity_tolerance modified_geometric_tolerance ) ANDOR( angularity_tolerance geometric_tolerance_with_defined_unit ) ANDOR( angularity_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( coaxiality_tolerance modified_geometric_tolerance ) ANDOR( coaxiality_tolerance geometric_tolerance_with_defined_unit ) ANDOR( coaxiality_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( concentricity_tolerance modified_geometric_tolerance ) ANDOR( concentricity_tolerance geometric_tolerance_with_defined_unit ) ANDOR( concentricity_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( cylindricity_tolerance modified_geometric_tolerance ) ANDOR( cylindricity_tolerance geometric_tolerance_with_defined_unit ) ANDOR( cylindricity_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( flatness_tolerance modified_geometric_tolerance ) ANDOR( flatness_tolerance geometric_tolerance_with_defined_unit ) ANDOR( flatness_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( parallelism_tolerance modified_geometric_tolerance ) ANDOR( parallelism_tolerance geometric_tolerance_with_defined_unit ) ANDOR( parallelism_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( perpendicularity_tolerance modified_geometric_tolerance ) ANDOR( perpendicularity_tolerance geometric_tolerance_with_defined_unit ) ANDOR( perpendicularity_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( position_tolerance modified_geometric_tolerance ) ANDOR( position_tolerance geometric_tolerance_with_defined_unit ) ANDOR( position_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) # Positions may have datums, so we need these combinations too ANDOR( position_tolerance geometric_tolerance_with_datum_reference ) ANDOR( position_tolerance geometric_tolerance_with_datum_reference \ modified_geometric_tolerance ) ANDOR( position_tolerance geometric_tolerance_with_datum_reference \ geometric_tolerance_with_defined_unit ) ANDOR( position_tolerance geometric_tolerance_with_datum_reference \ geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( roundness_tolerance modified_geometric_tolerance ) ANDOR( roundness_tolerance geometric_tolerance_with_defined_unit ) ANDOR( roundness_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( straightness_tolerance modified_geometric_tolerance ) ANDOR( straightness_tolerance geometric_tolerance_with_defined_unit ) ANDOR( straightness_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( symmetry_tolerance modified_geometric_tolerance ) ANDOR( symmetry_tolerance geometric_tolerance_with_defined_unit ) ANDOR( symmetry_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) ANDOR( total_runout_tolerance modified_geometric_tolerance ) ANDOR( total_runout_tolerance geometric_tolerance_with_defined_unit ) ANDOR( total_runout_tolerance geometric_tolerance_with_defined_unit \ modified_geometric_tolerance ) # This is not in the ARM, but is an artifact from some early tests # where the type was given as a string rather than a subtypes ANDOR( modified_geometric_tolerance geometric_tolerance_with_datum_reference )