 | | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) Thank you both Matthias & Philo (and others!). give them an inch indeed... first, I really feel i need to apologize for *not* CADing this up. I've tried to CAD stuff, but the combination of my chosen platform (Mac) coupled with where I like (...) (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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Brian, your rock crawler is quite interesting to me because you've rediscovered the design of a real-world reconnaissance robot: (URL) designer is related to my boss in some manner that I can't recall, but he was up at our office last summer showing (...) (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) go nuts when they see the video! (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) Same comments and feelings here ;o) Brian, it would help to reproduce your outstanding design (and maybe CAD it!) if you could provide higher resolutions photographs somewhere... Philo (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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Brian, (...) Absolutely awesome! /Matthias (deeply impressed) ps Now I'm going to wait day and night for the LDraw file ;-) (give them an inch and they will take a mile...) (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) OK, I hammered on it some more, and made a much more fun video. I updated Brickshelf with some "deconstruction" pictures that show how to build it (hey, I didn't say they made it *easy* to build it): (URL) the video on YouTube, with my son (...) (17 years ago, 29-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) Awesome! Great videos! BTW if you want to know how to make bigger tires, try inserting old school 1" Lego tires into the crevices around the large grey "hula hoops" from the star wars kit. This will make tires at least 8" (20 cm) in diameter (...) (17 years ago, 24-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) I would like to hope so. Those mounting holes would seem perfect to secure rubber cleats to, especially with the ridges on the hard plastic tread underneath. That one piece woulkd change them from semi-decorative to fully robotic functional (...) (17 years ago, 24-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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"Brian Davis" <brdavis@iusb.edu> wrote in message news:JCBttB.GEJ@lugnet.com... (...) I see. I wonder if we'll ever see some kind of rubber plug-in outer surface for these treads? Since they already have mounting holes, it only remains to figure (...) (17 years ago, 23-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) Yes, and no. The problem is they are hard plastic with ridges, so if a tread ridge catches on a rough portion of the surface, they push fine... but if the surface is smooth, they'll just slide (very low coefficient of friction). The width is (...) (17 years ago, 23-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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"Geoffrey Hyde" <g.hyde@bigpond.net.au> wrote in message news:JCAxx2.8KF@lugnet.com... (...) (URL) forgot to include the URL of the set I was talking about. Here is is above. Cheers ... Geoffrey Hyde (17 years ago, 23-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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"Brian Davis" <brdavis@iusb.edu> wrote in message news:JCAvs8.H94@lugnet.com... (...) Have you considered using the new 5-wide treads found in the new Technic Snowmobile? They seem a lot more suited to driving over most surfaces with their added (...) (17 years ago, 23-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Unit LNE of the dinochrome brigade (Was: Rock Crawling)
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(...) The more I thought about this, the more I liked this idea: I wanted to make a really high-mobility vehicle, but the problem with wheels is they are really stopped by steps greater than their own radius (well, partially, ignoring pushing from (...) (17 years ago, 23-Jan-07, to lugnet.org.us.laflrc, lugnet.robotics, lugnet.technic)
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| | Re: Like A Rock Crawler Hauler
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"Steve Hassenplug" <steve@teamhassenplug.org> wrote in message news:6.2.3.4.0.20070...lug.org... (...) way, as my browser displays a 404 File Not Found error. It's title is Unload Truck 2. Other than that I liked the other videos and the pics of (...) (17 years ago, 21-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Re: Like A Rock Crawler Hauler
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(...) Well, all my LEGO is tmeporarily put away for a three-year-old's birthday party, but this morning I finally got a Rock Crawler working... and it immediately stalled out in a pile of NXT kit spare parts :-( Sigh. At least it easily drives over (...) (17 years ago, 20-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Re: Like A Rock Crawler Hauler
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(...) Very cool Steve... I can also atest the turn radius will stink since I did the same mod to the red tow truck set last year. You said you are using old style light sensors...Interfacing them to the NXT with the converter cables I assume? B (17 years ago, 20-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Like A Rock Crawler Hauler
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We've been playing around with Rock Crawlers for a while, so I finally put up a web page with a bunch of pictures and descriptions on it. (URL) addition to my Rock Crawler (and a link to John's trucks), about half way down the page, there are (...) (17 years ago, 19-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Re: LafLRC meeting
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(...) Set up a time & I'll try to make it. I really want to try out the Red Rock Crawler, but other things might get in the way. John (17 years ago, 18-Jan-07, to lugnet.org.us.laflrc)
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| | LafLRC meeting
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Anyone want to get together this weekend and try out Rock Crawlers? I'm thinking sometime on Sunday. If Bryan or Brian want to attend, we can make it earlier in the day. Otherwise, later so the Phillips can attend. Or both. Thoughts? Steve (17 years ago, 17-Jan-07, to lugnet.org.us.laflrc)
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| | Re: NXT2RCX
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At 12:22 PM 1/12/07, Rafe Donahue wrote: Nemo, (...) I think this is possible, and would work, at least as well as it did on the RCX. A simple conversion cable could be connected to both. I believe the wires that would be connected would act just (...) (17 years ago, 12-Jan-07, to lugnet.org.us.laflrc)
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