腳踏車發電~急需 - 生活
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By Zora
at 2010-10-31T00:00
at 2010-10-31T00:00
Table of Contents
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生活
All Comments
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By Rosalind
at 2010-10-31T17:37
at 2010-10-31T17:37
它的設計原理很簡單...原理就像小電風扇..它只是把在軸心葉片方面改成圓形齒狀...而那圓形齒狀緊貼著輪框..騎的時侯軸心帶動馬達就會發電...
建議你買那種傳統的腳踏車用的電燈回來改..比較好改
2010-10-31 09:22:28 補充:
坊間也有賣那種隨身手機充電器...裝一個三號或四號電池
你可以把那輸出電的頭改成你的gps可用的頭..
這樣也用
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By Eartha
at 2010-11-01T06:14
at 2010-11-01T06:14
2.以200w二手貨+滾輪+電池可邊騎邊充電http://www.wretch.cc/blog/ecoleft
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By Vanessa
at 2010-10-31T13:22
at 2010-10-31T13:22
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By Jacky
at 2010-11-02T22:42
at 2010-11-02T22:42
http://tw.mall.yahoo.com/search/fs?sb=1&catid=0&p=...
http://tw.myblog.yahoo.com/ean9999
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