Timeline for What's the name for a kind of gear that slips tightly over the top of another gear and can drive the gear it's surrounding?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Mar 27, 2017 at 15:17 | comment | added | Carl Witthoft | I think you misread the question (or he edited it since you answered :-( ). | |
| Mar 27, 2017 at 1:44 | history | answered | Daniel K | CC BY-SA 3.0 |