ISO-10303-21; HEADER; FILE_DESCRIPTION (( 'STEP AP203' ), '1' ); FILE_NAME ('Web Model 37117MX_37124.step', '2017-10-30T12:46:58', ( '' ), ( '' ), 'SwSTEP 2.0', 'SolidWorks 2016', '' ); FILE_SCHEMA (( 'CONFIG_CONTROL_DESIGN' )); ENDSEC; DATA; #1 = VECTOR ( 'NONE', #92, 1000.000000000000000 ) ; #2 = EDGE_LOOP ( 'NONE', ( #14, #99, #39, #123 ) ) ; #3 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #4 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, -3.000000000000000000 ) ) ; #5 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -1.000000000000000000, -0.0000000000000000000 ) ) ; #6 = DIRECTION ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, -1.000000000000000000 ) ) ; #7 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, 3.000000000000000000 ) ) ; #8 = VECTOR ( 'NONE', #22, 1000.000000000000000 ) ; #9 = APPROVAL_ROLE ( '' ) ; #10 =( LENGTH_UNIT ( ) NAMED_UNIT ( * ) SI_UNIT ( .MILLI., .METRE. ) ); #11 = PLANE ( 'NONE', #141 ) ; #12 = AXIS2_PLACEMENT_3D ( 'NONE', #126, #146, #186 ) ; #13 = ORIENTED_EDGE ( 'NONE', *, *, #178, .F. ) ; #14 = ORIENTED_EDGE ( 'NONE', *, *, #214, .T. ) ; #15 = DATE_AND_TIME ( #64, #43 ) ; #16 = AXIS2_PLACEMENT_3D ( 'NONE', #185, #102, #107 ) ; #17 = CALENDAR_DATE ( 2017, 30, 10 ) ; #18 = ORIENTED_EDGE ( 'NONE', *, *, #237, .T. ) ; #19 = APPROVAL_PERSON_ORGANIZATION ( #235, #200, #111 ) ; #20 = CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT ( #193, #191, ( #208 ) ) ; #21 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, 3.000000000000000000 ) ) ; #22 = DIRECTION ( 'NONE', ( -1.000000000000000000, -1.387778780781445900E-016, 0.0000000000000000000 ) ) ; #23 = VECTOR ( 'NONE', #88, 1000.000000000000000 ) ; #24 = EDGE_CURVE ( 'NONE', #213, #169, #137, .T. ) ; #25 = LINE ( 'NONE', #220, #29 ) ; #26 = PERSON_AND_ORGANIZATION_ROLE ( 'design_owner' ) ; #27 = VERTEX_POINT ( 'NONE', #38 ) ; #28 = AXIS2_PLACEMENT_3D ( 'NONE', #72, #207, #231 ) ; #29 = VECTOR ( 'NONE', #204, 1000.000000000000000 ) ; #30 = LINE ( 'NONE', #60, #23 ) ; #31 = PRODUCT_RELATED_PRODUCT_CATEGORY ( 'detail', '', ( #157 ) ) ; #32 = ORIENTED_EDGE ( 'NONE', *, *, #69, .T. ) ; #33 = LOCAL_TIME ( 8, 46, 58.00000000000000000, #97 ) ; #34 = CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT ( #215, #26, ( #157 ) ) ; #35 = ADVANCED_BREP_SHAPE_REPRESENTATION ( 'Web Model 37117MX_37124', ( #108, #28 ), #65 ) ; #36 = ORIENTED_EDGE ( 'NONE', *, *, #214, .F. ) ; #37 = PLANE ( 'NONE', #16 ) ; #38 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, 3.000000000000000000 ) ) ; #39 = ORIENTED_EDGE ( 'NONE', *, *, #112, .F. ) ; #40 = DATE_TIME_ROLE ( 'creation_date' ) ; #41 = CC_DESIGN_APPROVAL ( #200, ( #166 ) ) ; #42 = ORIENTED_EDGE ( 'NONE', *, *, #122, .T. ) ; #43 = LOCAL_TIME ( 8, 46, 58.00000000000000000, #91 ) ; #44 = ADVANCED_FACE ( 'NONE', ( #67 ), #85, .F. ) ; #45 = APPROVAL_STATUS ( 'not_yet_approved' ) ; #46 = DIRECTION ( 'NONE', ( 0.0000000000000000000, 1.000000000000000000, 0.0000000000000000000 ) ) ; #47 = ORIENTED_EDGE ( 'NONE', *, *, #197, .F. ) ; #48 = VECTOR ( 'NONE', #46, 1000.000000000000000 ) ; #49 = ORIENTED_EDGE ( 'NONE', *, *, #237, .F. ) ; #50 = APPROVAL_DATE_TIME ( #15, #180 ) ; #51 = VECTOR ( 'NONE', #55, 1000.000000000000000 ) ; #52 = ORIENTED_EDGE ( 'NONE', *, *, #24, .F. ) ; #53 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, -3.000000000000000000 ) ) ; #54 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, -3.000000000000000000 ) ) ; #55 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -0.0000000000000000000, -1.000000000000000000 ) ) ; #56 = EDGE_LOOP ( 'NONE', ( #218, #52, #179, #192 ) ) ; #57 = LOCAL_TIME ( 8, 46, 58.00000000000000000, #100 ) ; #58 = APPROVAL_ROLE ( '' ) ; #59 = DIRECTION ( 'NONE', ( 1.000000000000000000, 1.387778780781445700E-016, 0.0000000000000000000 ) ) ; #60 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, 6.250000000000000000, 3.000000000000000000 ) ) ; #61 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, 3.000000000000000000 ) ) ; #62 = DESIGN_CONTEXT ( 'detailed design', #110, 'design' ) ; #63 = LOCAL_TIME ( 8, 46, 58.00000000000000000, #212 ) ; #64 = CALENDAR_DATE ( 2017, 30, 10 ) ; #65 =( GEOMETRIC_REPRESENTATION_CONTEXT ( 3 ) GLOBAL_UNCERTAINTY_ASSIGNED_CONTEXT ( ( #176 ) ) GLOBAL_UNIT_ASSIGNED_CONTEXT ( ( #10, #211, #154 ) ) REPRESENTATION_CONTEXT ( 'NONE', 'WORKASPACE' ) ); #66 = APPROVAL_PERSON_ORGANIZATION ( #115, #190, #9 ) ; #67 = FACE_OUTER_BOUND ( 'NONE', #187, .T. ) ; #68 = ORIENTED_EDGE ( 'NONE', *, *, #69, .F. ) ; #69 = EDGE_CURVE ( 'NONE', #27, #163, #150, .T. ) ; #70 = FACE_OUTER_BOUND ( 'NONE', #80, .T. ) ; #71 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #72 = CARTESIAN_POINT ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, 0.0000000000000000000 ) ) ; #73 = PERSON_AND_ORGANIZATION_ROLE ( 'classification_officer' ) ; #74 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, 6.250000000000000000, -3.000000000000000000 ) ) ; #75 = ORIENTED_EDGE ( 'NONE', *, *, #153, .T. ) ; #76 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, -3.000000000000000000 ) ) ; #77 = MECHANICAL_CONTEXT ( 'NONE', #225, 'mechanical' ) ; #78 = LINE ( 'NONE', #76, #90 ) ; #79 = ORIENTED_EDGE ( 'NONE', *, *, #202, .F. ) ; #80 = EDGE_LOOP ( 'NONE', ( #198, #201, #13, #36 ) ) ; #81 = LINE ( 'NONE', #210, #1 ) ; #82 = PRODUCT_DEFINITION ( 'UNKNOWN', '', #208, #62 ) ; #83 = EDGE_LOOP ( 'NONE', ( #42, #47, #68, #18 ) ) ; #84 = APPROVAL_PERSON_ORGANIZATION ( #160, #180, #58 ) ; #85 = PLANE ( 'NONE', #128 ) ; #86 = PLANE ( 'NONE', #12 ) ; #87 = LINE ( 'NONE', #7, #158 ) ; #88 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -0.0000000000000000000, -1.000000000000000000 ) ) ; #89 = ADVANCED_FACE ( 'NONE', ( #120 ), #86, .T. ) ; #90 = VECTOR ( 'NONE', #174, 1000.000000000000000 ) ; #91 = COORDINATED_UNIVERSAL_TIME_OFFSET ( 5, 0, .BEHIND. ) ; #92 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -0.0000000000000000000, -1.000000000000000000 ) ) ; #93 = APPROVAL_STATUS ( 'not_yet_approved' ) ; #94 = DATE_TIME_ROLE ( 'classification_date' ) ; #95 = PERSON ( 'UNSPECIFIED', 'UNSPECIFIED', 'UNSPECIFIED', ('UNSPECIFIED'), ('UNSPECIFIED'), ('UNSPECIFIED') ) ; #96 = VECTOR ( 'NONE', #129, 1000.000000000000000 ) ; #97 = COORDINATED_UNIVERSAL_TIME_OFFSET ( 5, 0, .BEHIND. ) ; #98 = CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT ( #206, #73, ( #166 ) ) ; #99 = ORIENTED_EDGE ( 'NONE', *, *, #153, .F. ) ; #100 = COORDINATED_UNIVERSAL_TIME_OFFSET ( 5, 0, .BEHIND. ) ; #101 = PLANE ( 'NONE', #171 ) ; #102 = DIRECTION ( 'NONE', ( -1.387778780781445700E-016, 1.000000000000000000, 0.0000000000000000000 ) ) ; #103 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, 3.000000000000000000 ) ) ; #104 = CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT ( #199, #226, ( #208 ) ) ; #105 = DIRECTION ( 'NONE', ( -1.000000000000000000, 0.0000000000000000000, 0.0000000000000000000 ) ) ; #106 = VECTOR ( 'NONE', #189, 1000.000000000000000 ) ; #107 = DIRECTION ( 'NONE', ( -1.000000000000000000, -1.387778780781445700E-016, 0.0000000000000000000 ) ) ; #108 = MANIFOLD_SOLID_BREP ( 'Boss-Extrude1', #159 ) ; #109 = DATE_AND_TIME ( #119, #175 ) ; #110 = APPLICATION_CONTEXT ( 'configuration controlled 3d designs of mechanical parts and assemblies' ) ; #111 = APPROVAL_ROLE ( '' ) ; #112 = EDGE_CURVE ( 'NONE', #213, #138, #25, .T. ) ; #113 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, -3.000000000000000000 ) ) ; #114 = ADVANCED_FACE ( 'NONE', ( #233 ), #101, .F. ) ; #115 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #116 = LINE ( 'NONE', #71, #106 ) ; #117 = CC_DESIGN_DATE_AND_TIME_ASSIGNMENT ( #152, #40, ( #82 ) ) ; #118 = PRODUCT_DEFINITION_SHAPE ( 'NONE', 'NONE', #82 ) ; #119 = CALENDAR_DATE ( 2017, 30, 10 ) ; #120 = FACE_OUTER_BOUND ( 'NONE', #234, .T. ) ; #121 = FACE_OUTER_BOUND ( 'NONE', #2, .T. ) ; #122 = EDGE_CURVE ( 'NONE', #142, #236, #144, .T. ) ; #123 = ORIENTED_EDGE ( 'NONE', *, *, #24, .T. ) ; #124 = DIRECTION ( 'NONE', ( 0.0000000000000000000, -0.0000000000000000000, 1.000000000000000000 ) ) ; #125 = PLANE ( 'NONE', #143 ) ; #126 = CARTESIAN_POINT ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, 3.000000000000000000 ) ) ; #127 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, 6.250000000000000000, 3.000000000000000000 ) ) ; #128 = AXIS2_PLACEMENT_3D ( 'NONE', #149, #105, #168 ) ; #129 = DIRECTION ( 'NONE', ( 0.0000000000000000000, 1.000000000000000000, 0.0000000000000000000 ) ) ; #130 = APPLICATION_PROTOCOL_DEFINITION ( 'international standard', 'config_control_design', 1994, #225 ) ; #131 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, -3.000000000000000000 ) ) ; #132 = APPROVAL_STATUS ( 'not_yet_approved' ) ; #133 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #134 = LINE ( 'NONE', #131, #182 ) ; #135 = APPROVAL_DATE_TIME ( #205, #190 ) ; #136 = CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT ( #3, #195, ( #82 ) ) ; #137 = LINE ( 'NONE', #222, #51 ) ; #138 = VERTEX_POINT ( 'NONE', #224 ) ; #139 = DATE_AND_TIME ( #219, #33 ) ; #140 = CC_DESIGN_APPROVAL ( #190, ( #82 ) ) ; #141 = AXIS2_PLACEMENT_3D ( 'NONE', #61, #229, #59 ) ; #142 = VERTEX_POINT ( 'NONE', #4 ) ; #143 = AXIS2_PLACEMENT_3D ( 'NONE', #147, #124, #167 ) ; #144 = LINE ( 'NONE', #54, #164 ) ; #145 = APPROVAL_DATE_TIME ( #109, #200 ) ; #146 = DIRECTION ( 'NONE', ( 0.0000000000000000000, -0.0000000000000000000, 1.000000000000000000 ) ) ; #147 = CARTESIAN_POINT ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, -3.000000000000000000 ) ) ; #148 = DIRECTION ( 'NONE', ( -1.000000000000000000, -1.387778780781445900E-016, 0.0000000000000000000 ) ) ; #149 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #150 = LINE ( 'NONE', #21, #8 ) ; #151 = ORIENTED_EDGE ( 'NONE', *, *, #165, .T. ) ; #152 = DATE_AND_TIME ( #228, #57 ) ; #153 = EDGE_CURVE ( 'NONE', #138, #227, #116, .T. ) ; #154 =( NAMED_UNIT ( * ) SI_UNIT ( $, .STERADIAN. ) SOLID_ANGLE_UNIT ( ) ); #155 = ADVANCED_FACE ( 'NONE', ( #121 ), #37, .F. ) ; #156 = ADVANCED_FACE ( 'NONE', ( #70 ), #125, .F. ) ; #157 = PRODUCT ( 'Web Model 37117MX_37124', 'Web Model 37117MX_37124', '', ( #77 ) ) ; #158 = VECTOR ( 'NONE', #5, 1000.000000000000000 ) ; #159 = CLOSED_SHELL ( 'NONE', ( #114, #155, #44, #172, #89, #156 ) ) ; #160 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #161 = CC_DESIGN_APPROVAL ( #180, ( #208 ) ) ; #162 = FACE_OUTER_BOUND ( 'NONE', #83, .T. ) ; #163 = VERTEX_POINT ( 'NONE', #127 ) ; #164 = VECTOR ( 'NONE', #148, 1000.000000000000000 ) ; #165 = EDGE_CURVE ( 'NONE', #163, #213, #87, .T. ) ; #166 = SECURITY_CLASSIFICATION ( '', '', #230 ) ; #167 = DIRECTION ( 'NONE', ( 1.000000000000000000, 0.0000000000000000000, -0.0000000000000000000 ) ) ; #168 = DIRECTION ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, 1.000000000000000000 ) ) ; #169 = VERTEX_POINT ( 'NONE', #53 ) ; #170 = SHAPE_DEFINITION_REPRESENTATION ( #118, #35 ) ; #171 = AXIS2_PLACEMENT_3D ( 'NONE', #103, #203, #6 ) ; #172 = ADVANCED_FACE ( 'NONE', ( #162 ), #11, .F. ) ; #173 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -1.000000000000000000, -0.0000000000000000000 ) ) ; #174 = DIRECTION ( 'NONE', ( 1.000000000000000000, 1.387778780781445900E-016, -0.0000000000000000000 ) ) ; #175 = LOCAL_TIME ( 8, 46, 58.00000000000000000, #184 ) ; #176 = UNCERTAINTY_MEASURE_WITH_UNIT (LENGTH_MEASURE( 1.000000000000000100E-005 ), #10, 'distance_accuracy_value', 'NONE'); #177 = ORGANIZATION ( 'UNSPECIFIED', 'UNSPECIFIED', '' ) ; #178 = EDGE_CURVE ( 'NONE', #227, #142, #216, .T. ) ; #179 = ORIENTED_EDGE ( 'NONE', *, *, #165, .F. ) ; #180 = APPROVAL ( #93, 'UNSPECIFIED' ) ; #181 = CC_DESIGN_SECURITY_CLASSIFICATION ( #166, ( #208 ) ) ; #182 = VECTOR ( 'NONE', #173, 1000.000000000000000 ) ; #183 = ORIENTED_EDGE ( 'NONE', *, *, #178, .T. ) ; #184 = COORDINATED_UNIVERSAL_TIME_OFFSET ( 5, 0, .BEHIND. ) ; #185 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #186 = DIRECTION ( 'NONE', ( 1.000000000000000000, 0.0000000000000000000, -0.0000000000000000000 ) ) ; #187 = EDGE_LOOP ( 'NONE', ( #183, #49, #79, #75 ) ) ; #188 = ORIENTED_EDGE ( 'NONE', *, *, #202, .T. ) ; #189 = DIRECTION ( 'NONE', ( -0.0000000000000000000, -0.0000000000000000000, -1.000000000000000000 ) ) ; #190 = APPROVAL ( #132, 'UNSPECIFIED' ) ; #191 = PERSON_AND_ORGANIZATION_ROLE ( 'design_supplier' ) ; #192 = ORIENTED_EDGE ( 'NONE', *, *, #197, .T. ) ; #193 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #194 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, 3.000000000000000000 ) ) ; #195 = PERSON_AND_ORGANIZATION_ROLE ( 'creator' ) ; #196 = APPLICATION_PROTOCOL_DEFINITION ( 'international standard', 'config_control_design', 1994, #110 ) ; #197 = EDGE_CURVE ( 'NONE', #163, #236, #30, .T. ) ; #198 = ORIENTED_EDGE ( 'NONE', *, *, #232, .F. ) ; #199 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #200 = APPROVAL ( #45, 'UNSPECIFIED' ) ; #201 = ORIENTED_EDGE ( 'NONE', *, *, #122, .F. ) ; #202 = EDGE_CURVE ( 'NONE', #138, #27, #221, .T. ) ; #203 = DIRECTION ( 'NONE', ( 1.000000000000000000, 0.0000000000000000000, 0.0000000000000000000 ) ) ; #204 = DIRECTION ( 'NONE', ( 1.000000000000000000, 1.387778780781445900E-016, -0.0000000000000000000 ) ) ; #205 = DATE_AND_TIME ( #17, #63 ) ; #206 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #207 = DIRECTION ( 'NONE', ( 0.0000000000000000000, 0.0000000000000000000, 1.000000000000000000 ) ) ; #208 = PRODUCT_DEFINITION_FORMATION_WITH_SPECIFIED_SOURCE ( 'ANY', '', #157, .NOT_KNOWN. ) ; #209 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, -3.000000000000000000 ) ) ; #210 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, 6.250000000000001800, 3.000000000000000000 ) ) ; #211 =( NAMED_UNIT ( * ) PLANE_ANGLE_UNIT ( ) SI_UNIT ( $, .RADIAN. ) ); #212 = COORDINATED_UNIVERSAL_TIME_OFFSET ( 5, 0, .BEHIND. ) ; #213 = VERTEX_POINT ( 'NONE', #194 ) ; #214 = EDGE_CURVE ( 'NONE', #169, #227, #78, .T. ) ; #215 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #216 = LINE ( 'NONE', #113, #48 ) ; #217 = CC_DESIGN_DATE_AND_TIME_ASSIGNMENT ( #139, #94, ( #166 ) ) ; #218 = ORIENTED_EDGE ( 'NONE', *, *, #232, .T. ) ; #219 = CALENDAR_DATE ( 2017, 30, 10 ) ; #220 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #221 = LINE ( 'NONE', #133, #96 ) ; #222 = CARTESIAN_POINT ( 'NONE', ( -6.250000000000000000, -6.250000000000000000, 3.000000000000000000 ) ) ; #223 = ORIENTED_EDGE ( 'NONE', *, *, #112, .T. ) ; #224 = CARTESIAN_POINT ( 'NONE', ( 6.249999999999998200, -6.249999999999998200, 3.000000000000000000 ) ) ; #225 = APPLICATION_CONTEXT ( 'configuration controlled 3d designs of mechanical parts and assemblies' ) ; #226 = PERSON_AND_ORGANIZATION_ROLE ( 'creator' ) ; #227 = VERTEX_POINT ( 'NONE', #209 ) ; #228 = CALENDAR_DATE ( 2017, 30, 10 ) ; #229 = DIRECTION ( 'NONE', ( 1.387778780781445700E-016, -1.000000000000000000, 0.0000000000000000000 ) ) ; #230 = SECURITY_CLASSIFICATION_LEVEL ( 'unclassified' ) ; #231 = DIRECTION ( 'NONE', ( 1.000000000000000000, 0.0000000000000000000, 0.0000000000000000000 ) ) ; #232 = EDGE_CURVE ( 'NONE', #236, #169, #134, .T. ) ; #233 = FACE_OUTER_BOUND ( 'NONE', #56, .T. ) ; #234 = EDGE_LOOP ( 'NONE', ( #151, #223, #188, #32 ) ) ; #235 = PERSON_AND_ORGANIZATION ( #95, #177 ) ; #236 = VERTEX_POINT ( 'NONE', #74 ) ; #237 = EDGE_CURVE ( 'NONE', #27, #142, #81, .T. ) ; ENDSEC; END-ISO-10303-21;