 | | rubber band power —Rick Kirkwood
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| | | Does anyone have a good design for powering a vehicle with rubber band power. I've played around with several ideas but results were disappointing. Doesn't seem like it should be so hard, but mine only go a few feet. Any help or references would be (...) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | Re: rubber band power —Fredrik Glöckner
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| | | | | (...) Perhaps you can build something similar to 8205? This design is fairly efficient: (URL) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | | | Re: rubber band power —Rick Kirkwood
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| | | | | | I've seen the picture of the Blast-off Dragster 8205, but the connection mechanism between the long rubber band and the wheels is not obvious, at least to me. Is there a scan of the instructions for this one available? Its not on Brickshelf. Its (...) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | | | | Re: rubber band power —Fredrik Glöckner
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| | | | | | | (...) Sorry, I don't have a scan of the instructions. The design is very simple, but still very well done. The rubber band basically drives the rear wheels. But imagine connecting the rubber band-driven spool directly to the rear axle: When the (...) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | | | | Re: rubber band power —Adrian Drake
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| | | | | | (...) It's not on brickshelf because it was released in 1997, thus hasn't passed the 2 year rule yet. The rubber band wraps around an axle, which has a gear attached to it. There is another gear on the drive axle. Between these two gears is a (...) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | Re: rubber band power —Richard Franks
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| | | | | (...) I played about with that idea too.. I created a gear rack years ago that geared up to silly proportions using large and medium gears, although it did twist a few axles. However, I tied a few rubber bands together, added some wheels and bingo - (...) (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | Re: rubber band power —Frank Buiting
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| | | | (...) The LEGO technic ideabook 8888 (pages 67-69) has one in it. I never tried it, but it looks ok. Look at: (URL) the building instructions. -Frank (25 years ago, 9-Dec-99, to lugnet.technic)
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| | | | | | Re: rubber band power —Fredrik Glöckner
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| | | | (...) never got it to actually work. :-( Perhaps I didn't take enough care to let the axles spin freely? Fredrik (25 years ago, 9-Dec-99, to lugnet.technic)
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