Subject:
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Re: Dennis Bossman's crane
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Newsgroups:
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lugnet.technic
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Date:
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Tue, 12 Oct 2004 23:55:58 GMT
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Viewed:
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2997 times
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In lugnet.technic, Nathan Bell wrote:
> Thank you for your interest!
>
> 1. The flatbed truck was built in 1999 and revised this year. The gray lever is
> a manual pump. It works very easy, but because of the increased mechanical
> advantage, it takes longer to pump.
Does it lower & raise the side stands? How many pumps does it take to do so?
> 2. The plane is from 2001. The joystick moves forward/back to move the
> elevator, and side-to-side to move the ailerons.
Did you use the joystick design on this
<http://home.zonnet.nl/ericbrok/legomind/index.htm?s=insights> site?
> I must confess the green pieces
> are mega bloks. (there are a few mega bloks or tyco blocks in between the
> pistons in the dump truck.)
Ha! spotted immediately!
> 3. As for the dozer, the antenna (levers) switch each track from forward to
> reverse. I could not figure out how to make a hydraulic drive with legos, so
> this was the next best alternative. Each track has a forward and reverse gear.
Nice.
> 4. The roller tires are from the "Super Car"(1994) and covered with sheet metal.
>
> 5. The black lever on the track-hoe is a switch for a transmission that either
> connects the engine to the tracks or swivels the body. I eventually want to add
> the same drive system as the dozer to the track-hoe, but it will be hard to do.
>
> Every model has a piston engine, the crane is being finished, and a telehandler
> is being added.
>
> Nathan Bell
- David
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Message has 1 Reply:
 | | Re: Dennis Bossman's crane
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| The pump lowers the front legs and raises the trailer off of the tractor. With the dozer on the trailer, it takes about 28 pumps; without the dozer it takes about 23. I have never been to that website before, but it has good ideas on it. The (...) (20 years ago, 13-Oct-04, to lugnet.technic)
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Message is in Reply To:
| | Re: Dennis Bossman's crane
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| Thank you for your interest! 1. The flatbed truck was built in 1999 and revised this year. The gray lever is a manual pump. It works very easy, but because of the increased mechanical advantage, it takes longer to pump. 2. The plane is from 2001. (...) (20 years ago, 12-Oct-04, to lugnet.technic)
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