Version 3.0 of the 7 Segment Mechanical Counter. Updated design. This revised model is a forward or reverse sequential counter (numbers 0 - 9) that receives a linear input to cycle the display. Numerous components have been updated or revised in version 3. This version was designed and prototyped using the Bambu Lab X1 Carbon. v3.0 STL Files: v2.0 Tutorial: v1.0 Tutorial: Clock Version videos: Part 1: Part 2: Timestamps: 0:00 Introduction 0:58 Internal Overview 1:35 Part 1: Updates & Improvements 5:35 Part 2: Assembly Tutorial; Step 1: Cams 6:28 Step 2: D-Segment 7:18 Step 3: Cam Stacks 8:12 Step 4: Segments 11:15 Step 5: Seg Rubber Band 12:22 Step 6: Body 12:36 Step 7: Gears 13:20 Step 8: Mid-Plate 13:33 Step 9: Springs & Drums 14:41 Step 10: Coil Springs 15:02 Step 11: Push-Action 15:35 Step 12: Back-Plate 16:11 Step 13: Push Button