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The Wankel rotary engine is marvel of modern engineering, and now you can experience the wondrous complexity of it's mechanical operation in the palm of your hand! The assembly consists of three pieces, all lightweight and easy to print.…
Update 8/9/22: Added STEP files for anyone who would like to more easily modify the design. I liked the original but I found that it would bind up occasionally. I thought a bearing would help keep it smooth. I have a ton of 608 bearings…
I've been a big rotary fan for a while, so I loved this model immediately. I did agree with a few people that had made it however that it would be better if the finger hole were larger, and if it didn't fall apart, so I spent a few…
Print at 0.2 mm layer height.
I loved frez_knee's remix of mobious' original wankel fidget. I like the fact that it used a 608 bearing and had a way of captivating the mechanism so it all held in place. My first print of this is one of my favourite fidgets so far. On…
its a keychain of a Wankel engine from a Mazda Rx 8 or 7. you may need to upscale it
Wankel pneumatic rotary engine. A working model, you can run with your lungs.
Mazda RX7 Wankel Rotary Engine 13B-REW Remix This model Wankel was designed by ericthepoolboy and is available at thingiverse.com/thing:3006071. MakerRx.com offers a kit of all non-printed parts needed to build the model.…
This is the Engine made by Wankel named scientist.
A spinning fidget toy that demonstrates the mechanical operation cycle of the Wankel Rotary internal combustion engine
Use a color swap for the line work to add contrast or simply color the lines with a marker or paint pen (I find a Sharpie works well). The frame that allows the picture to hang on a wall or stand on a desk / shelf. Just snap the picture…
Simple display stand for the awesome Mazda 13B REW Wankel (Rotary) engine model by ericthepoolboy. I didn't like the original feet provided by Eric, so i made my own with debossed Mazda, RX-7 and 13B-REW logos. Print Settings Supports: No…
Just added two bearings - 6903 2RS and 63800RS
These pieces are all simple enough to be printed very easily. I printed this in a wood-PLA composite, so sanding it for tolerances and aesthetics was much easier. If you want to learn more about Wankel engines, there are some links below.…
Disclaimer I haven't printed the whole engine yet so fitment is not guaranteed. Models may get updated down the Line ~July 15th 2025 After scrolling through the comment section of Kocyns Wankel Engine I stumbled upon a commenter who…
Props to Mobious for the great original design
Design uses geometry and operating principle borrowed from this model: https://www.thingiverse.com/thing:170320 I transposed its dimensions into new bodies, scaled it, adapted the crank to fit the extruder and modified the crankcase to…
brum brum brum it's dorito time! at least... in your table... with this coasters! the base is for 4 coasters.
I didn't have any countersunk M3 bolts, but did have some button-head, self-tapping ones. I changed the back-side of the bearing retainer to fit the screw a little better. I used an M3x12 self-tapping screw and it worked very well. This…
Made by Shapekit. 3D viewer, colour preview and more free models: https://shapekit.cc/wankel-engine.html A rotary engine with the front left open. Turn the handle and the eccentric shaft swings the rotor round inside its housing, while…
Create your own unique air freshener with this 3D-printable keychain system! This modular design allows you to freely combine decorative inserts with two main body types: a classic hanging keychain body or a clip-on body for mounting on…
Working model of a Mazda 13B-REW Wankel rotary engine. Found in the RX7. Modeled from what was available on the internet. Mostly from pictures and diagrams. So most parts look right but are not dimensionally accurate. the scale is the…
