Mate Icons in the FeatureManager Design Tree In the Mates folder, these icons indicate the mate type. Mate Type Mate Type Angle Lock To Sketch Belt Parallel Cam Path Mate Coincident Perpendicular Concentric Profile Center Distance Rack and Pinion Gear Screw Hinge Slot In Place Symmetric Limit, Angle Tangent Limit, Distance Universal Joint Linear/Linear Coupler Width Lock The icon indicates mates that are in the path to ground. These mates hold the part in position relative to the origin of the assembly. Parent topicMates Related concepts The FeatureManager Design Tree in an Assembly