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Chain: been there done that, it wasn't a pretty sight... Lego chain is not strong enough for the weight and forces a lifting mechnism will put on it. I tried chain on my lift bridge before eventually moving on the string. I bought over $120 worth of (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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In lugnet.technic, Christopher Masi writes: <snip> (...) The GMLTC tried that on our previous layout. We had a motor mounted in the span, geared down to technic 8-tooth gears on each corner. The gears would engage this piece: (URL) (1x20 gear rack) (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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(...) In my view one of the simpler ways is to shaft connect the two motors if you can... You can hide it if you have the sort of lift bridge that has an upper connection between the two towers. It may not always work though. (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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(...) That is a nice bridge, but I was chiming in to comment on syncronization... Has anyone tried using a single motor, and putting the motor in the span? I know it isn't prototypical, but if the motor was in the span, and the string/chain was (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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I've used a Centerline track cleaner for years with my N-Gauge trains. Their products are well designed and well made. And the people that own the company are a delight to deal with and always ready to strike a conversation at shows. But I have to (...) (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: drawbridge
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I just got through purchasing 4 rotation sensors for that very reason for my lift bridge ((URL) - in Creations). I will be adding the 4 rotation sensors and an additional rcx to my bridge sometime this year. Out of 32 motors, I could never get 2 (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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(...) I hope my bridge design spreadsheet worked okay for you. Your trusses look good! Nice work. Very nice! (...) I've hit a similar problem in planning out a crane. I've contemplated using two separate winches to lift the main hoist, but just like (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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Very nice. We had a lift bridge in our last display as well, but it couldn't run very many times before the crawlers would de-synch. This is the best pictures of our new ones that I have: (URL) like it because it looks like Ross Neal is pushing the (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: Lego track cleaner
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Gee, this sound a lot like 2 idea I have for something similar. I'll upload a page with another kind of equipment of this type. Sonnich www.hot.ee/sonnich/lego/ (...) (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: Lego track cleaner
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(...) This sounds interesting and fun. (...) Any chance of a picture soon? (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: drawbridge
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(...) And they still get added. I think there are something faulty with the configuration of your news reader. It seems to add a lot of HTML or other code to translate some carachters. Best regards, /Tobbe (URL) SPAM when e-mailing) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: drawbridge
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(...) Regarding the bridge: How do you disconnect the rail when it's time to raise the bridge? That was a very odd way to raise it BTW, I've never seen that before (but then again I don't have a fetich towards bridges as of yet). And you have waaay (...) (21 years ago, 29-Apr-03, to lugnet.technic, lugnet.trains)
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| | Re: Lego track cleaner
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In lugnet.trains, Steven House writes: any other contraptions out there? Yes, I built a machine that is all battery powered. It consists of a double bogie (truck) vehicle which carries the battery box. Underneath is a spinning nylon bristle brush (...) (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: Lego track cleaner
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(...) Very cool, and very bright ... think I might modify mine to include a cloth based second pass ... any other contraptions out there? (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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(...) Cleaning the track regularly is still a good thing, as long as it's done right. I remember the instructions for my brother's slotless racetrack set specifically said that if you noticed a reduction in speed or performance, you should swab all (...) (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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(...) I already do offer DCC conversions, if you want to Email me for details... James Powell (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: Lego track cleaner
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(...) Bert Waters (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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(...) <snip> (...) Wait! Why stick with human labour? Last time I checked, you could buy a guinea pig for about $A12, and lettuces for $A0.99 each. You tie a lettuce leaf to the back of your train, dip your guinea pig in your prefered cleaning (...) (21 years ago, 29-Apr-03, to lugnet.trains, lugnet.off-topic.fun)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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(...) And now we come full circle. Long time readers of this group will recall that I've opined against cleaning track at all in the past. :-) What delicious confusion. (21 years ago, 29-Apr-03, to lugnet.trains)
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| | Re: First Third Party product for the LEGO(r) Trains market?
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(...) Perhaps you could buy three track cleaning cars and solve the problem in one pass? ;-) Or maybe the manufacturer could make a triple rollered track cleaner? I know I can buy safety razors with three blades, so it is not without precedent! (...) (21 years ago, 29-Apr-03, to lugnet.trains)
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