Skip to content

Hackaday

Home
Blog
Hackaday.io
Tindie
Contests
Submit
About
Search for:

October 19, 2025

epicyclic

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

A Tale Of Two Car Design Philosophies
109 Comments
Rubik’s WOWCube: What Really Makes A Toy?
18 Comments
The Great Northeast Blackout Of 1965
28 Comments
Meshtastic: A Tale Of Two Cities
79 Comments
Reshaping Eyeballs With Electricity, No Lasers Or Cutting Required
36 Comments

More from this category

Our Columns

Precision, Imprecision, Intellectual Honesty, And Little Green Men
30 Comments
Hackaday Podcast Episode 342: Poopless Prints, Radio In Your Fillings, And One Hyperspectral Pixel At A Time
1 Comment
This Week In Security: F5, SonicWall, And The End Of Windows 10
12 Comments
Three Years In, JawnCon Continues To Grow And Impress
3 Comments
FLOSS Weekly Episode 851: Buckets Of Money
1 Comment

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

A Tale Of Two Car Design Philosophies
109 Comments
Rubik’s WOWCube: What Really Makes A Toy?
18 Comments
The Great Northeast Blackout Of 1965
28 Comments
Meshtastic: A Tale Of Two Cities
79 Comments
Reshaping Eyeballs With Electricity, No Lasers Or Cutting Required
36 Comments

More from this category

Categories

Categories

Our Columns

Precision, Imprecision, Intellectual Honesty, And Little Green Men
30 Comments
Hackaday Podcast Episode 342: Poopless Prints, Radio In Your Fillings, And One Hyperspectral Pixel At A Time
1 Comment
This Week In Security: F5, SonicWall, And The End Of Windows 10
12 Comments
Three Years In, JawnCon Continues To Grow And Impress
3 Comments
FLOSS Weekly Episode 851: Buckets Of Money
1 Comment

More from this category

Recent comments

Andrew on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
Andrew on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
creapunk on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
Adelaide on Filming At The Speed Of Light, About One Foot Per Nanosecond
Dude on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
creapunk on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
MIKE on Channel Surfing Nostalgia Machine
SteveS on Was The Napier Nomad The Most Complex Aero Engine Ever Made?
moo on JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
yig_oscillator on 2025 Component Abuse Challenge: Boosting Voltage With Just A Wire

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 © 2025 | 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