轮组中置电机 可调两用车架 HOPMOD

(原)eee

http://www.thisvictorianlife.com/blog/archives/01-2015

(原)eee

http://forte.delfi.ee/news/varia ... djatega?id=75484067

(原)eee

http://www.nojapyorafoorumi.fi/viewtopic.php?t=3124   





http://forte.delfi.ee/news/varia/osta-ara-kolmratas-140-aasta-tagant-aga-vordleme-ka-teiste-tolle-aja-kondimurdjatega?id=75484067

(原)eee

https://www.youtube.com/watch?v=6FzIi1bVhmQ   


https://www.flickr.com/groups/freakybikes/pool/with/16388597388/
https://hiveminer.com/Tags/bicycle,whymcycle/Interesting  https://www.bing.com/images/search?q=whymcycles+&FORM=HDRSC2






http://justacarguy.blogspot.sg/2016/02/does-anyone-have-info-on-this-strange.html




http://www.gracesguide.co.uk/Tangent_and_Coventry_Tricycle_Co

one486

好酷！
老东西也是很有意思～

(原)eee

one486 发表于 2017-2-10 15:34
好酷！
老东西也是很有意思～

现代人退化了

(原)eee

one486 发表于 2017-2-10 15:34
好酷！
老东西也是很有意思～

https://3dwarehouse.sketchup.com ... 6-b51f-18e604b426da


3D

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Electric tricycle at the Louvre department store, Paris, 1912.

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https://endless-sphere.com/forum ... =55031&p=822958

https://endless-sphere.com/forums/viewtopic.php?f=3&t=55031

(原)eee

one486 发表于 2017-2-10 15:34
好酷！
老东西也是很有意思～

http://www.nojapyorafoorumi.fi/viewtopic.php?f=3&t=3124&start=15