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Gait Hip » History » Revision 9

Revision 8 (Vikar Hlynur Þórisson, 2012-01-24 13:54) → Revision 9/10 (Vikar Hlynur Þórisson, 2012-01-24 14:02)

h1. Gait Hip 
 
 Hip joint  
 Extenion -> Flextion -> 

 * Initial contact 
   -Flextion (30° thigh forward) 

 * Loading response 
   -Function -> maintain hip stability 

 * Mid stance  
   -extention (from 30° flextion to full extention) 

 * Terminal stance 
   -Hyperextension (3°) 

 * Pre-swing 
   -flextion 

 h2. Brainstorm 
 ideas that came from google research 

 * Parallel mechanism 
   -Link to PDF "here":http://www.irt.uni-hannover.de/forschung/asr/aeye_a4.pdf 

   -Video link you have to search the list for parallel mechanism (agile Eye) "here":http://www.expo21xx.com/automation21xx/14929_st3_university/default.htm 

   -Lisa the Robot a robot done in hannover university "here":http://www.irt.uni-hannover.de/forschung/asr/lisa_en.html 

 * We can aslo use a 3 motor system where each of the motor moves in different planes 
  
 h3. Our hip joint (Items that are crucial)  

 * 3 motors, to be able to move in 3D 
 * Has to be strong enough to carry the weight of the leg 
 * The hip joint does not have to be modular 

 "Picture to our hip joint":https://projects.cs.ru.is/attachments/download/135/Hip%20joint.jpg 

 h4. Ideas for materials. 

 * Aluminium. 
 * Stainless. 
 * Steel. 

 h5. FRDPRC chart 

 -File "here":https://projects.cs.ru.is/attachments/download/139/FRDPARRC%20chart.xlsx