Answers.Body: <p>When looking at <a href="http://www.technicopedia.com/8479.html" rel="noreferrer">Blakbird's Technicopedia</a> page for this Technic set, this part is indeed used as a rotary encoder in combination with the bar code scanner.</p>
  <p>See the last entry on the page.</p>
  <p><a href="https://i.sstatic.net/lXTyF.jpg" rel="noreferrer"><img src="https://i.sstatic.net/lXTyF.jpg" alt="Photo showing timing gear in position to be read properly" /></a></p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-09-06T15:27:24.297Z
Answers.Text: That makes sense. Thanks! I didn't realize that the barcode scanner in that set could be used to read speed that way.
Answers.UserDisplayName: jncraton
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-09-06T15:15:13.203Z
Answers.LastActivityDate: 2020-09-06T15:26:33.380Z
Answers.LastEditDate: 2020-09-06T15:26:33.380Z
Answers.UserDisplayName: Joost
Body: <p>I recently ran across the <a href="https://rebrickable.com/parts/32060/technic-gear-timing-wheel-8-tooth/" rel="noreferrer">32060 Technic Gear Timing Wheel 8 Tooth</a> element when sorting a mixed bag of parts.</p>
  <p><a href="https://i.sstatic.net/u6NnR.png" rel="noreferrer"><img src="https://i.sstatic.net/u6NnR.png" alt="Element render" /></a></p>
  <p>This element doesn't appear in many sets as a functional element. Here's one example from the <a href="https://brickset.com/sets/8479-1/Barcode-Multi-Set" rel="noreferrer">Barcode-Multi-Set (8479)</a> set:</p>
  <p><a href="https://i.sstatic.net/T8ky5.jpg" rel="noreferrer"><img src="https://i.sstatic.net/T8ky5.jpg" alt="Instruction step" /></a></p>
  <p>What is the purpose of this element, and how does it work? I'm guessing from the name that it has something to do with timing. Perhaps it is used as a rotary encoder somehow?</p>
  
Tags: <piece-information><technic><gears>
Title: What is the purpose of the 8 tooth timing gear?
UserDisplayName: jncraton
ThreadText: # What is the purpose of the 8 tooth timing gear?
  
  (Asked by: username_0 on 2020-09-06)
  
  I recently ran across the [32060 Technic Gear Timing Wheel 8 Tooth](https://rebrickable.com/parts/32060/technic-gear-timing-wheel-8-tooth/) element when sorting a mixed bag of parts.
  
  [![Element render](https://i.sstatic.net/u6NnR.png)](https://i.sstatic.net/u6NnR.png)
  
  This element doesn't appear in many sets as a functional element. Here's one example from the [Barcode-Multi-Set (8479)](https://brickset.com/sets/8479-1/Barcode-Multi-Set) set:
  
  [![Instruction step](https://i.sstatic.net/T8ky5.jpg)](https://i.sstatic.net/T8ky5.jpg)
  
  What is the purpose of this element, and how does it work? I'm guessing from the name that it has something to do with timing. Perhaps it is used as a rotary encoder somehow?
  
  **Tags:** piece-information, technic, gears
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2020-09-06. Score: 13 | Accepted answer
  
  When looking at [Blakbird's Technicopedia](http://www.technicopedia.com/8479.html) page for this Technic set, this part is indeed used as a rotary encoder in combination with the bar code scanner.
  
  See the last entry on the page.
  
  [![Photo showing timing gear in position to be read properly](https://i.sstatic.net/lXTyF.jpg)](https://i.sstatic.net/lXTyF.jpg)
  
  > **Comments:**
  > **username_0**: That makes sense. Thanks! I didn't realize that the barcode scanner in that set could be used to read speed that way.  
  
  ---
  
  