Subject:
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Re: Building a supercar
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Newsgroups:
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lugnet.technic
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Date:
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Wed, 7 Jan 2004 08:37:13 GMT
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Viewed:
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1474 times
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hi marc
about clutches...
and other stuff look here
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=31648
maybe you can use some of my designs
br
pixel
"OilMonkey" <marcschets@hotmail.com> wrote in message news:Hr38Mu.BtE@lugnet.com...
> Hi everyone!
>
> I like to show you the project I'm currently working on. The creation of a
> supercar, not to look like a real car, but to function like a real car. Meaning
> to have a power plant with a gearbox etc.
>
> I have to say I'm sorry not having a digital camera so all I can show are
> rendered drawing of MlCad files.
>
> First! The engine:
>
> <<http://people.zeelandnet.nl/mschets/LEGO/Compleet.jpg>>
>
> This is the MkIII of the 2 cylinder engine I designed. It uses the old style
> cylinder (having less friction). I saw a similar engine using the small ones,
> but I think this one is stronger due to the bigger pressure area.
>
> The MkIV I use at the moment is a little different, the pneumatic switch is at
> top in stead of the front, so the're is a crankshaft all the way (I still need
> to draw it in MlCad, but those hoses are so damn hard to draw :( )
>
> Second! The gearbox:
>
> <<http://people.zeelandnet.nl/mschets/LEGO/gearbox2.jpg>>
>
> This is a compact gearbox giving 2 forward and 1 revers speeds. The aspect
> ratio's are (engine rpm : outgoing shaft )
>
> first gear : 4.98 : 1
>
> second gear: 1.66 : 1
>
> reverse : 2.75 : 1
>
>
> With a differential ratio of 2.33 : 1 (The old style differential) giving a
> total ratio of: (engine : wheel)
>
> 1 : 11.60 : 1
>
> 2 : 3.86 : 1
>
> R : 6.40 : 1
>
>
> The next picture showing an inside view:
>
> <<http://people.zeelandnet.nl/mschets/LEGO/gearbox1.jpg>>
>
>
> Note that the first gear on the green shaft is missing. This is because I made
> it myself (cutting off the 24 tooth clutch gear of a new style differential).
> And it works great !
>
> The red axl is the prise-axl, green the out-going and blue reverse.
>
> Here is the mpd file if you are interested:
>
> <http://people.zeelandnet.nl/mschets/LEGO/Gearbox2F1R.mpd Gearbox MPD file>
>
>
> Currently I'm working on the clutch, at the moment it is still bulky, but I'll
> figure that out.
>
> I hope I'll have some time to draw all the other parts (front axle, chassis etc)
> in MlCad so I can show it to you.
>
> In the meantime... wishing happy lego times !
>
> Marc.
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Message is in Reply To:
 | | Building a supercar
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| Hi everyone! I like to show you the project I'm currently working on. The creation of a supercar, not to look like a real car, but to function like a real car. Meaning to have a power plant with a gearbox etc. I have to say I'm sorry not having a (...) (20 years ago, 6-Jan-04, to lugnet.technic, FTX)
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