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Posted (edited)

So, a long time ago, I decided, on a whim, to make a small, fast car. Inspired by Mahjqa's Ice9 racer, I built something similar, but with 5 years of parts advances, namely the L and servo motor.

27477177920_0dc7fa18a5.jpgIce18 by Saberwing007, on Flickr

it is similarly compact, but I was not able to make a nice shell for it, and lost interest in the project. As a matter of fact, this just goes to show that I don't really like fast things. Controlling them indoors, in a tiny apartment, on carpet, is a pain in the rear. Not helping is the fact that using stock PF outside is impossible, and then you have control delay, which all in all makes the experience no fun, at least for me. Maybe if I had an Sbrick...

Anyway, let's go into some technical details. My version uses an L motor for propulsion, and due to the new diff, has a slightly lower gear ratio,3.57:1 vs 5:1 on Ice9. However, the rpm at the wheels is actually faster, due to the speed of the L motor, 971 vs 730 on Ice9. You do need quite a run up to use that speed, however. Because of the servo and L motor having more mounts, I was able to use them, as well as the battery pack, as stressed members. The chassis is quite floppy without the battery box, in fact. But hey, it adds lightness.

27143589914_950aa1fed7.jpgIce18 by Saberwing007, on Flickr

Versus the above view, there is not really a whole lot to see that's different on the bottom view, but most people want it.

27477175430_b1f2a092c3.jpgIce18 by Saberwing007, on Flickr

The gears are braced on all sides, there is no way for them to skip. There is no way for axles to walk out, for that matter.

27143590014_9784857f9c.jpgIce18 by Saberwing007, on Flickr

Steering lock is good, there are no restrictions, or chassis rubbing.

And, of course, my inspiration.

5432214622_43b696fb2a.jpgIce Nine views by mahjqa, on Flickr

I might be able to build small, but I sure can't do stylish designs, or photography, like Mahjqa can. :laugh:

I also have an .LXF file, it has a canopy, which is optional. It will also be posted to Rebrickable, and I will add that link when it is moderated.

LXF:http://www.brickshel...Ideas/ice18.lxf

Rebrickable:http://rebrickable.com/mocs/Saberwing/ice18

Thanks for viewing.

P.S. There is not going to be a video, there isn't really anything to show, and I need the servo for a project that's a contest entry.

Edited by Saberwing40k
Posted

I like this because its using the battery box and steering servo as part of the structure, reminds me of jim clarks lotus 49 F1 car, good job.

Posted (edited)

That I am, it has similarities to the lotus 49 because they bolted everything to the engine instead of making a frame.

PS. I think people wanted a video to see how it runs, I think you would get more replies. :wink:

Edited by JM1971

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