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understanding_pedal_power [2007-07-11 17:28] – external edit 127.0.0.1understanding_pedal_power [2007-07-11 17:32] – nik
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 Technical Reviewers; John Furber, Lawrence M. Halls, Lauren Howard Technical Reviewers; John Furber, Lawrence M. Halls, Lauren Howard
-[[mailto:vita@vita  .org]] +vita@vita.org
  
 Published By VOLUNTEERS IN TECHNICAL ASSISTANCE 1600 Wilson Boulevard, Suite 710, Arlington, Virginia 22209 USA Telephone: (703) 276-1800    Fax: (703) 243-1865 E-Mail: Published By VOLUNTEERS IN TECHNICAL ASSISTANCE 1600 Wilson Boulevard, Suite 710, Arlington, Virginia 22209 USA Telephone: (703) 276-1800    Fax: (703) 243-1865 E-Mail:
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 Understanding Pedal Power ISBN: 0-86619-268-9 [C]1986, Volunteers in Technical Assistance Understanding Pedal Power ISBN: 0-86619-268-9 [C]1986, Volunteers in Technical Assistance
- 
  
  
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 an output of 50 watts for the desired period, the driven device an output of 50 watts for the desired period, the driven device
 will receive 45 watts input. will receive 45 watts input.
 +
 +
  
  
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-    o  The first is the upright position used by the majority +  - The first is the upright position used by the majority of cyclists around the world.  In this position, the seat, or
-of cyclists around the world.  In this position, the seat, or+
 saddle, is located slightly behind where it would be if it were a saddle, is located slightly behind where it would be if it were a
 seat, or vertically above the crank axis; the hand grips are seat, or vertically above the crank axis; the hand grips are
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 pedal spindle at the pedal's lowest point. pedal spindle at the pedal's lowest point.
  
- +  - The second position is the position used by riders of
-    o  The second position is the position used by riders of+
 racing bicycles with dropped handlebars, when they are holding racing bicycles with dropped handlebars, when they are holding
 the upper parts of the bars.  Their back is then at a forward the upper parts of the bars.  Their back is then at a forward
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 resistance to overcome. resistance to overcome.
  
- +  - The third position is the position used in modern semi-recumbent bicycles. The placement of the center of the pedaling
-    o  The third position is the position used in modern semi-recumbent +
-bicycles.  The placement of the center of the pedaling+
 circle relative to the seat is shown in Figure 4.  In this seating circle relative to the seat is shown in Figure 4.  In this seating
 position, the pedaling forces are countered by the lower back position, the pedaling forces are countered by the lower back
  • understanding_pedal_power.txt
  • Last modified: 2007-07-11 17:33
  • by nik