Skip to content

Hackaday

Home
Blog
Hackaday.io
Contests
Submit
About
Search for:

January 29, 2026

wobble stick

1 Articles

Retrotechtacular: Planetary Gears Are Out Of This World

January 13, 2015 by Kristina Panos 16 Comments

Continue reading “Retrotechtacular: Planetary Gears Are Out Of This World” →

Posted in Hackaday Columns, RetrotechtacularTagged annulus, compound gearing, epicyclic, epicyclic gearing, gear, gear ratio, pencil sharpener, planetary gears, wobble stick

Search

Search for:

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe

If you missed it

Ask Hackaday: How Do You Digitize Your Documents?
31 Comments
The Amazing Maser
31 Comments
Zombie Netscape Won’t Die
22 Comments
Does Carbon Fiber PLA Make Sense?
28 Comments
Size (and Units) Really Do Matter
92 Comments

More from this category

Our Columns

Did We Overestimate The Potential Harm From Microplastics?
13 Comments
FLOSS Weekly Episode 862: Have Your CAKE And Eat It Too
1 Comment
The Fancy Payment Cards Of Taiwan
15 Comments
Regrowing Teeth Might Not Be Science Fiction Anymore
29 Comments
Keebin’ With Kristina: The One With The Split With The Num Pad
5 Comments

More from this category

Search

Search for:

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe

If you missed it

Ask Hackaday: How Do You Digitize Your Documents?
31 Comments
The Amazing Maser
31 Comments
Zombie Netscape Won’t Die
22 Comments
Does Carbon Fiber PLA Make Sense?
28 Comments
Size (and Units) Really Do Matter
92 Comments

More from this category

Categories

Categories

Our Columns

Did We Overestimate The Potential Harm From Microplastics?
13 Comments
FLOSS Weekly Episode 862: Have Your CAKE And Eat It Too
1 Comment
The Fancy Payment Cards Of Taiwan
15 Comments
Regrowing Teeth Might Not Be Science Fiction Anymore
29 Comments
Keebin’ With Kristina: The One With The Split With The Num Pad
5 Comments

More from this category

Recent comments

Embcla on The Fancy Payment Cards Of Taiwan
Anonymous on Ask Hackaday: How Do You Digitize Your Documents?
Anonymous on Did We Overestimate The Potential Harm From Microplastics?
Wes on Ask Hackaday: How Do You Digitize Your Documents?
Anonymous on Did We Overestimate The Potential Harm From Microplastics?
Anonymous on Did We Overestimate The Potential Harm From Microplastics?
Anonymous on Did We Overestimate The Potential Harm From Microplastics?
John Elliot V on Ultimate Picture Frame Combines Walnut And 3D Printing
Foldi-One on The Fancy Payment Cards Of Taiwan
John Elliot V on Ultimate Picture Frame Combines Walnut And 3D Printing

Home
Blog
Hackaday.io
Tindie
Video
Submit A Tip
About
Contact Us

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe to Newsletter

Copyright © 2026 | Hackaday, Hack A Day, and the Skull and Wrenches Logo are Trademarks of Hackaday.com | Privacy Policy | Terms of Service | Digital Services Act | Do not sell or share my personal information
Powered by WordPress VIP