 | | Re: The Great Ball Contraption —David Koudys
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| | | (...) Oh My Goodness!!! I'm so there for this!!! This looks like the funnest thing to happen to RCX's since rtl events. Where does one purchase 20-30 soccer balls? Dave K (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | Re: The Great Ball Contraption —Steve Hassenplug
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| | | | (...) Hidden somewhere on the page above, it says I can suppily you with soccer balls. Thanks to Christina, I have exactly enough to suppily EVERYONE with soccer balls. If I run short, I'll just talk with Larry... :) And, for the record, the you are (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | Re: The Great Ball Contraption —David Koudys
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| | | | | (...) To clarify--are we allowed to use 2 'module spaces' if we want? As well, I notice that the train ran along 'outside' the designated module area--is that allowed as well? Do we then have to get permission from our neighbouring module owners to (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | Re: The Great Ball Contraption —Rob Antonishen
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| | | | | | | (...) Cool - That works for me :) Steve - on the page it says "The IN basket should be 10 studs by 10 studs (outside dimension) with an 8x8 opening, and should be 10 bricks (beams) tall." and "Each module should be able to accept balls at an average (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | | | (...) Yep. The IN basket is really more of a "target zone" - the upstream module should drop the balls into your IN basket zone (really, the 8x8 center section) from a height of at least 10 bricks (no specified upper limit, so when building your (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | (...) Really, the only thing defining a "module space" is a flat L & R edge, and no part of the module extending more than 32 studs from the front edge of the input bin "zone" - the footprint need not be remotely rectangular, nor is there a set (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Brass Tilde
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| | | | | | | (...) I'll point out that the standard as it's defined pictorially allows for a non-linear layout just as it stands. As long as the input in in the correct place relative to the previous block's output, and the output is placed correctly relative to (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | Re: The Great Ball Contraption —
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| | | | | | | | "Brass Tilde" <brasstilde@insightbb.com> wrote on 01/07/2005 01:52:19 PM: (...) edge, (...) participate. (...) a (...) correct (...) and (...) While what you're saying will work fine, the standard does say: Each module should have an "in" basket, (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | | | (...) In addition, there's an actual *reason* why that is set up that way. Can you picture trying to set up a large scale GBC if we need a certain number of "turns" and "straights"? There could also be interference issues if the rear of the GBC line (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —
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| | | | | | | | news-gateway@lugnet.com wrote on 01/07/2005 04:11:02 PM: (...) one (...) the (...) This was my *exact* reason for asking: tipping containers. If the tip left to right (from their space to the next module's space), there is no need for extra width: (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —Steve Hassenplug
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| | | | | | | | (...) In our test, when people dump, they usually dump onto a ramp in their own module, that drains onto the next module. Like on John's back hoe: (URL) you can see, it hangs over it's neighbor a bit. Of course, if you ass-u-me anything about the (...) (19 years ago, 8-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —Russell Nelson
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| | | | | | | | Steve Hassenplug writes: > As you can see, it hangs over it's neighbor a bit. > > Of course, if you ass-u-me anything about the neighboring modules > you could run into problems. You can assume anything that's in the specification! Speaking of (...) (19 years ago, 9-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | | | (...) Instead of that, just make sure that your module delivers through the "side" of the downstream module's territory. In other words, using a chute (even a very short one) is a pretty easy solution. And that way the standard isn't further (...) (19 years ago, 10-Jan-05, to lugnet.robotics)
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| | | | | | | | | | Re: The Great Ball Contraption —Russell Nelson
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| | | | | | | | Brian Davis writes: > Instead of that, just make sure that your module delivers through > the "side" of the downstream module's territory. Then the spec should say that the ball should go through a vertical plane, and specify the size of the (...) (19 years ago, 10-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Steve Hassenplug
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| | | | | | (...) The standard doesn't explain this very well, because I'm really not sure how to write it. A module can be any size, but the input and output should be on opposite sides, with the front of the input being no more than 32 studs from the back of (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Geoffrey Hyde
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| | | | | | Do you have any better photos (particularly a top-down view) of that particular module? I don't quite understand how his module managed to fling the ball out instead of pushing or dropping it. I'd also like to see more photos of the individual (...) (19 years ago, 8-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | (...) As I recall (I was not present, but talked with Steve about it) that module had problems with jamming - I think what you see in the video is a single ball partially jamming the mechanism and being kicked out hard. That particular module used (...) (19 years ago, 8-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Geoffrey Hyde
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| | | | | | | "Brian Davis" <brdavis@iusb.edu> wrote in message news:IA02Dv.1DH7@lugnet.com... (...) Hmm I must have missed that list post. I am kind of working on a contraption, but it's main aim is to sort LEGO bricks, which are a lot less likely to slide than (...) (19 years ago, 10-Jan-05, to lugnet.robotics)
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| | | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | | | (...) The list is on Steve's GBC page, below the Type I standard - just scroll down. (19 years ago, 10-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Rick Clark
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| | | | | | In lugnet.robotics, Brian Davis wrote: (snip) (...) (snip) (...) Another awesome source which you may want to link the main page to is: (URL) While not in English, it does contain animations of nearly every idea on the list. Wow! You can get a rough (...) (19 years ago, 12-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | (...) Thank you! I found this page ages ago when trying to find an easy way to build a step feeder (I've wanted to build one ever since a certain Playful Penguin thread in rtlToronto), and it inspired me to start a list, but I couldn't relocate it! (...) (19 years ago, 12-Jan-05, to lugnet.robotics)
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| | | | | | Re: The Great Ball Contraption —David Koudys
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| | | | | (...) I read that, I just decided to be a little more apparent, as in 'Gee Steve, send me some balls!' ;) I have a grande total of, wait for it... 1 soccer ball, and it came with my Brickfest '04 set. At your convenience, of course :) Dave K (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | Re: The Great Ball Contraption —John Barnes
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| | | | | | (...) Or someone who owns a soccer ball could measure it and publish the size. Most craft stores sell a selection of little wooden balls. It might be cheaper to buy a few about the right size rather than paying to mail genuine Lego ones? Of course, (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Ed McGlynn
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| | | | | | | (...) Sure enough, that'll happen. What about the sawdust envy that LEGO soccer balls will inevitably suffer from? Ed (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | | Re: The Great Ball Contraption —Brian Pilati
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| | | | | | | | (...) This post will be overkill I am sure but this Bricklink store sells has 42 soccer balls $.10 US a piece (URL) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Brian Davis
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| | | | | | (...) Well, it's LEGO - it's just a tad smaller than 2 studs in diameter. If you've got a marble or wooden ball that will roll between two walls two studs apart (clearance about 1.5 mm on each side) you've got the size. The only real problem is (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —Steve Hassenplug
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| | | | | | (...) I'd really recommend against using anything but LEGO balls. If you just want to play around and test, one good place to get a couple balls are the LEGO NBA sets. I've seen them on sale all over. Using any other type of balls will not give you (...) (19 years ago, 7-Jan-05, to lugnet.robotics)
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| | | | | | | | Re: The Great Ball Contraption —C. L. GunningCook
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| | | | | | (...) Over time, as I gaze at my collection of parts, notably as my interests change, and curiosity is peaked, I realise that the floccinaucinihilipilification parts, such as soccer/basketballs, now are not only useful but in serious demand. I guess (...) (19 years ago, 8-Jan-05, to lugnet.robotics)
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| | | | | | Re: The Great Ball Contraption —Larry Pieniazek
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| | | | (...) Who will promptly tell you to talk to Nik. They're his, not mine. However I CERTAINLY will be advising him to hold out for good space parts in trade. :) I might have to see if we can build one or two of these, seems like good fun. I might even (...) (19 years ago, 10-Jan-05, to lugnet.robotics)
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