Forum: Techniques
June 3rd 07, 10:09 AM Posted to rec.bicycles.tech,sci.physics,sci.engr.mech,sci.electronics.design,alt.horology
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Replies: 91
Views: 3,461
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Forum: Techniques
June 3rd 07, 09:46 AM Posted to rec.bicycles.tech,sci.physics,sci.engr.mech,sci.electronics.design,alt.horology
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Replies: 91
Views: 3,461
need spring-energy-storage mechanism
Anyone that has ever tensioned a garage door spring, intended to
assist lifting a weight of at most 50-100 pounds a few feet, and saw
the spring that takes . . . wouldn't be seriously...
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Forum: Techniques
June 3rd 07, 09:12 AM Posted to rec.bicycles.tech,sci.physics,sci.engr.mech,sci.electronics.design,alt.horology
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Replies: 91
Views: 3,461
need spring-energy-storage mechanism
If you will take the time to go back and read the original posters
message it was so poorly written and imprecise that my first
impression was this guy is just bored and composing something...
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Forum: Techniques
May 29th 07, 02:52 PM Posted to rec.bicycles.tech,sci.electronics.design,sci.electronics.components,alt.energy.renewable
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Replies: 19
Views: 315
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Forum: Techniques
May 29th 07, 01:50 PM Posted to rec.bicycles.tech,sci.electronics.design,sci.electronics.components,alt.energy.renewable
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Replies: 19
Views: 315
forget the springs, go with the electricity
Google answers many questions, if you're just PATIENT enough. just
stumbled across a powerpoint on the web, concise design analysis of
the problem by a professor of mechanical engineering. The...
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Forum: Techniques
May 29th 07, 10:53 AM Posted to rec.bicycles.tech,sci.physics,sci.engr.mech,sci.electronics.design,alt.horology
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Replies: 91
Views: 3,461
need spring-energy-storage mechanism
i think i need a spring energy-storage mechanism. Maybe a very large
wind-up clock motor?
the scenario is: a slightly-valuable commodity originates at the top
of a mountain. More or less a bushel...
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