oring_y_rad = oring_thick/2 * oring_oblate;
oring_x_rad = oring_thick/2 / oring_oblate;
-seal_thick = oring_y_rad * (1 + cos(oring_upper_embed_angle));
+by_oring_z = oring_y_rad * (1 + cos(oring_upper_embed_angle));
side_height = rivet_posn + bayo_behind + rivet_thick/2;
side_thick = rivet_tall + over_rivet_wall;
-top_z = top_thick_by_oring + oring_y_rad + seal_thick;
+top_z = top_thick_by_oring + oring_y_rad + by_oring_z;
middle_bot_z = top_z - top_thick_middle;
[ side_thick, -side_height ],
[ side_taper, -side_height ],
[ 0, -rivet_posn ],
- [ 0, seal_thick ],
- [ -oring_x_rad, seal_thick ],
+ [ 0, by_oring_z ],
+ [ -oring_x_rad, by_oring_z ],
],
convexity=10);
}