xwt 发表于 2009-1-27 16:36:10

发光的雨伞

大雨倾盆,你拿这一把雨伞走在路上,是不是有孤独的感觉,给你介绍一个好东西,
发光雨伞,他的核心是我们使用的 led,高效节能的led使得雨伞在不增加多少自身重量的同时实现了这种可能,今天,我又看到了这种自己发光{其实就是自己发电}带动led的雨伞,特来给大家欣赏。
发电原理是雨点打在雨伞上,产生震动使压电元件储能,从而产生电力,带动雨伞里的led发光。

jrfeng2000 发表于 2009-2-12 12:11:16

我喜欢,加我:qq
363351688

74227lgf 发表于 2009-3-5 19:50:57

挺好的,我在淘宝上看到一款水洒 也是led 不用电就能发光利用出水发电

除暴安良 发表于 2009-3-6 20:08:45

不用电池很节能的,最好能做个能当充电器的雨伞就好了

fucool 发表于 2009-3-10 16:08:50

产生震动使压电元件储能
怎么能买到这个东西不?

admin1991 发表于 2009-4-3 15:25:49

很有创意的东东 不知成本怎样?

凌晨三点半 发表于 2009-4-3 19:41:53

***400;200;400,200;;*3.75; m43,34 l40,36,39,40,37,45,35,48,34,52,32,57,31,59,31,60,30,62,28,63,24,71,21,76,21,78,19,82,19,84,18,86,18,87,24,93,28,98,35,108 45,116,61,127,82,135,97,143,113,152,121,155,123,156,122,154 e|********* m78,95 l74,94,70,97,61,104,58,108,55,110,53,112,51,115,49,116,43,121,41,122,38,124,30,132,28,135,27,137,25,138 e|********* m4,73 l7,73,11,74,62,74,64,73,66,73,67,72,69,72,71,71,75,71,77,70,78,68,80,68 e|********* m93,48 l99,50,101,50,106,52,110,54,122,59,136,65,144,69,153,73,155,74,154,76,152,77,148,77,146,78,138,84,136,85,133,87,130,90,129,92,129,98,132,102 136,103,143,107,149,111,153,113,160,117,165,119,172,124,173,124,172,125,168,126,166,126,156,132,152,134,149,136,143,139,141,139,140,140,138,140 e|********* m105,104 l116,101,119,98,123,97,131,96,133,95,142,93,147,93,149,92,151,92,153,91,158,91 e|********* m201,69 l228,65,236,63,252,61,256,59,264,59,268,57 e|********* m229,40 l227,40,225,45,225,52,223,64,223,83,221,99,221,105,219,109,220,109,225,110,229,112,251,112,275,106,290,101,295,99,300,96,302,95,302,92,300,91,298,91 e|********* m260,72 l260,73,258,78,257,84,257,161,258,168,259,170,259,178,251,176,246,174,244,171,242,170,240,170,238,169 e|********* m223,137 l216,142,212,145,211,145,209,147 e|********* m281,136 l285,136,286,137,293,137,293,139,294,140,294,142 e|********* m328,57 l361,57,366,55,374,53,384,53 e|********* m341,29 l341,39,342,49,340,64,339,76,336,88,330,104,328,109,327,111,327,114,335,112,343,114,376,114,377,113,381,113,381,111,382,110,380,109,377,106 e|********* m353,86 l352,98,350,109,349,121,349,168,350,172,350,178,351,183,352,185,352,183,346,175,343,168,337,164,334,163,332,162,330,162 e|********* m314,140 l303,147,298,154,296,157,292,160,290,165,289,167,289,171,291,172,291,174,292,174 e|********* m361,130 l363,130,363,134,365,150,374,170,381,181,388,189,393,195,395,196 e

xingzun 发表于 2009-4-6 21:25:54

高手啊谁想到的                  *****************

tcjsjxx 发表于 2009-5-4 18:12:06

好东西呀,是不是现在这种东西已经有的卖啦?我想去专门卖它.

zxpzxq 发表于 2009-5-13 09:06:18

多少钱?????????????
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