DIY e-mountainboards found on youtube

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DIY e-mountainboards found on youtube

Postby sk8norcal » Tue May 01, 2012 7:03 pm

edit:
http://wackyboards.blogspot.com/2010/02 ... board.html


by mrdamrc77
some park action,
(i dont think these guys are on ES)....

Last edited by sk8norcal on Thu Jan 17, 2013 10:50 pm, edited 3 times in total. View post history.
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Re: e-mountainboard by mrdamrc77

Postby sk8norcal » Tue May 01, 2012 7:13 pm

by ipodfernando



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Re: e-mountainboard by mrdamrc77 and ipodfernando

Postby sk8norcal » Sun May 27, 2012 1:02 am

uses pressure sensors, (eXboard)
http://www.youtube.com/user/onego1977

Last edited by sk8norcal on Fri Sep 28, 2012 12:18 am, edited 1 time in total.
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Re: DIY e-mountainboards found on youtube

Postby eXboard » Tue Jun 19, 2012 6:26 am

eXboard recorded by a GoPro. Thanks Hung for your comments

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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Fri Dec 28, 2012 4:12 am

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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Thu Jan 17, 2013 10:42 pm

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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Thu Jan 17, 2013 10:44 pm

Last edited by sk8norcal on Fri Jan 18, 2013 11:57 pm, edited 1 time in total. View post history.
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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Thu Jan 17, 2013 10:48 pm

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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Thu Jan 17, 2013 10:56 pm

https://www.youtube.com/user/surprisecamel

The chassis is RHS steel, the deck is plywood and the drive unit consists of a R/C plane speed controller (sensorless), a permanent magnet DC brushless motor driving a centrifugal clutch from a mini-moto. This has been modified to engage as a much lower RPM by replacing the springs. The gearing from the clutch bellhousing is 9T to 68T. The undriven wheels are from ebay with integral roller bearings. The driven wheels are from a mobility scooter. Both sets are 250mm diameter. Also included is a disc brake from a mini-moto. The motor, clutch and axel are supported on a CNC machined 8mm aluminium plate frame..

This video shows it going at about 1/4 throttle, which was enough to scare me. I have since gone a bit faster, and though I haven't got the GPS out yet to test, it feels like about 20mph.

The centrifugal clutch allows me to use a cheap controller without fear of blowing it when the board is stalled. The brakes are effective too.

I started making it just before learning that things such as this are illegal to use on UK roads and pavements, so I'll never be able to use it on more than a driveway. :-(


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Re: DIY e-mountainboards found on youtube

Postby sk8norcal » Mon Apr 15, 2013 1:30 am

Last edited by sk8norcal on Wed May 01, 2013 3:40 am, edited 2 times in total. View post history.
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