Spin Sling 360 Knob to Lever Kit

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  Judges/Everyone - please view the Making-Of video at https://vimeo.com/181556448 (dozens of hours went into video production).  Features: Design Methodology Engineering Challenges Assembly Demonstration Excellent Handwriting!   GIFs - In case the uploaded GIF videos of the lever in-use do not show their animation, I have also uploaded the GIFs to Giphy.com: Rotating: https://giphy.com/gifs/l0MYy0DrZ2gyQiBVK Spinning: https://giphy.com/gifs/l0MYvxeopOP72wKWY   Spin Sling 360 Knob to Lever Kit was designed to turn door knobs into levers.     Functional Design Features Concave Lever for Easy Fist Handling Free Spinning Lever for Easy Pulling Universal Design for All Knob Diameters   3D Printing Features 100% 3D Printed - no hardware (nuts, bolts, etc.) No Post-Processing - all parts print without supports Basic Materials (PLA or ABS) - no exotic filament required (like flexible filament) All Mechanical Connections - no adhesives/glue    A New 'Spin' On Door Levers Fundamentally, door levers are made to grasp with fingers.  There is not enough clearance between the door and the lever for a fist when pulling.  The Spin Sling 360 has a concave lever that spins.  Simply turn your wrist to spin the lever and the concave shape adds extra clearance for your fist.  Brilliant.   Print Settings All parts were printed as follows: Nozzle: 0.4mm Layer Height: 0.1mm Speed: 50mm/s Supports: None Adhesion: Skirt Infill Density: 20% Slicer: Cura

Author:
NickA

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