 | | 60 degree problem
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I've got a design problem that I'm having a hard time working around - normally I'd just drop the design, but this one has such great possibilities I'd hate to have to do that. I'm building an articulated 3-claw foot, based off of 1x4/2x2 hinge (...) (26 years ago, 12-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) normally (...) to (...) a (...) 1/3 (...) 2x2 hinge plate? In which set can I see this little monster? I have one like it, but it's a 2x2 plate turntable with fingers. I would also like to see the parts labeled in your ascii diagram, cuz I (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) like (...) the I've got a couple of what I would call a 2x1 hinge set[1]: ___ _ ___ |___|= _|___| Now, I'm only getting started and don't have a lot of sets, so I could have only gotten them from my Mindstorm RIS, 6572[2], 8222, 8226, 8735, or (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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AucZILLA term for this is 2x2 - 1x4 hinge plate (or brick, it also comes in a brick version) (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) That was a help, thanks Larry. I just never had thought of its name before. (...) Yeah, I've got a bunch of those, but I always seem to run out of the black ones... (...) Lucida Console is all I use in discussion groups. But it still wasn't (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) normally (...) to (...) a (...) Ok, it's fairly obvious I wasn't clear enough (I can't even figure out what I meant <grin>) so here is a second attempt. The part I am using as the major component of my foot design is the (aucZILLA (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) connect (...) my (...) these (...) Have you tried a Technic 3 blade rotor? It's not *quite* what you are trying to build, but I think it should be workable. Duane (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Whoops, this is not what I thought. Typing too fast. If this is 2 plates, one with 2 fingers and one with 3 fingers on the end, which coupled together take the same space as a 1x5 plate would, these are "two finger" and "three finger" hinges. (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) A 3 blade rotor will give the same angle geometry but I don't beleive it is what James is asking. I believe he is asking how to anchor something to the top of this assembly that is connected to all three legs. Geometrically, there is no (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) trying (...) :-/ That's pretty much the same conclusion I came to. Unfortunately, I can't get enough stability from that with the current design. <sigh> Back to the drawing board <grumble grumble bitch bitch> I _liked_ that design too. Maybe (...) (26 years ago, 13-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Please do that. I can't seem to visualize it with just text and ascii descriptions. With an actual picture, or maybe an ldraw rendering, someone may be able to suggest something useful. -- Terry K -- (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) How about this? /\ 1/\ \ \/ / /\ \/\/ /\ \ \ / / \/_ _\/ 2 | || | 3 |_||_| Each number is next to a hinge. Is this correct? -Tom McD. (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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Larry Pieniazek wrote in message <369C11DD.CA28C5D8@v...er.net>... (...) "2x2 - 1x4"? Hmmmm. Either we're talking about slightly different things or I'm not understanding the naming convention.[1] Each part of what I've got is one dot deep, two (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Bingo! I'm not going nuts.[1] Thanks for the follow-up. I'll let you & Todd battle out the subtlies of "hinge" vs. "plate w/hinge fingers" :-) 1 - at least, not as far as Lego naming goes :-) -- Steven | svore at mindspring .com | kf4fbk | (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) I thought they were called 1x2 Plate w/ 2 Hinge Fingers 1x2 Plate w/ 3 Hinge Fingers there... If something is a 3-finger hinge, wouldn't it mean that it's a [full] hinge that has 3 fingers [total]? Say, speaking of which, Joshua once told me (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Try 4275 and 4276. I believe this is what your ascii art is. Also look at 4531. Larry is probably talking about 2429 and 2430 - closed, these form a 2x2, open they form a 1x4. -- Terry K -- (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) This looked (sounded?) interesting to me so I just spent a few minutes digging up a few of these plate hinges and some 2x2 plates, and a few various other things and found a couple things that may interest you. Take your original base (3 (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) This is true. My two copies of 8846 Tow Truck has these. They tended to break pretty easily, so it's a nice thing they were substituted. (URL) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) I have two of these also (in red) from an Expert Builder (?) helicopter which I bought form a friend along with the rest of his LEGO. --Bram Bram Lambrecht / o o \ BramL@juno.com ---...---oooo-----(_...o---...--- WWW: (URL) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) (macaroni) (...) That's amazing! For anyone who didn't understand Rob, I've posted the foot to lugnet.cad.dat. --Bram Bram Lambrecht / o o \ BramL@juno.com ---...---oooo-----(_...o---...--- WWW: (URL) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem [DAT]
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Here's Rob's method for attaching the 3-toed foot (It works very well.) --Bram 0 The answer to the 60-degree problem... 0 1 7 0 8 -60 0 0 1 0 1 0 -1 0 0 3021.DAT 1 7 35.98 8 2.32 -0.87 0 0.50 0 1 0 -0.50 0 -0.87 3021.DAT 1 7 -35.98 8 2.32 0.87 0 (...) (26 years ago, 14-Jan-99, to lugnet.cad.dat)
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| | Re: 60 degree problem
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(...) Thanks Bram! Voila: new space landing gear. Worth a look for all those interested in a new design. -Tom McD. (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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and then Steven learned more about Acuzilla and it's part naming, and life was much better... 1x2 Plates w/ 2 End Hinge Fingers (URL) Plates w/ 3 End Hinge Fingers (URL) I'm a freakin' genius now, eh? :-) -- -Steven | Smile, Mickey's Watching | TDC (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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From whence can one obtain the pasta, umm I mean spaghetti, oh bother - macaroni (yea that's the ticket)? -- Steven | svore at mindspring .com | kf4fbk | TC++MS++#15LS+M+HalYB64m (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Other than AucZILLA, the January 1999 s&h catalog shows only 2 sets (as far as I can discern): 7110 Landspeeder, 2 pcs gray (not available yet) 4565 Freight and Crane Railway, 8 pcs white, 8 pcs blue I would love to be wrong, and there were (...) (26 years ago, 14-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Well, I buy my macaroni at the grocery store. If you meant the quarter- cirlce bricks, try just about any Model Team set, especially 5571 Monster Big Rig (which had about 40 of them, 30 in black). Rob +---...---+ | Rob Farver - rfarver@rcn.com (...) (26 years ago, 15-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Ya, Ya, Ya... I was typing fast and working from memory. You're right. I was close enough, though. ++Lar (in Walnut IA!) (26 years ago, 15-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Thanks for posting that, Bram. It really helps to see it. -- Terry K - (26 years ago, 15-Jan-99, to lugnet.cad)
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| | hinges and bevel gears, was Re: 60 degree problem
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(...) transmission[1]), in red. On the new kind, though, the round recess in the fingers get their edges bent out when the mating round raised is slid past when disassembling. The same thing happens, slightly less so, with the 4-wide hinged roof (...) (26 years ago, 15-Jan-99, to lugnet.build)
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| | Re: 60 degree problem
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(...) Hmm.. I have 6 in red. Any guesses as to which set it's from? before 85, I think, cuz that was approximately when I got them. Jasper (26 years ago, 17-Jan-99, to lugnet.build)
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| | z14 bevel gears (was Re: hinges and bevel gears, was Re: 60 degree problem
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Okay, I'll bite -- how do you get 7/6 to be anywhere close to SQRT(3)? 7/6 is 1.167, and SQRT(3) is 1.732. Is there an additional 2:3 ratio hidden inside the "8880 transmission"? Also, I'm having a little trouble figuring out how the transmission (...) (25 years ago, 29-Jul-99, to lugnet.build)
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| | Re: z14 bevel gears (was Re: hinges and bevel gears, was Re: 60 degree problem
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(...) the (...) No, I just failed to mention that I gear down by 2, then up by 7/6; which is quite close with 1.714. Both have the same center distance, which is extremely helpful with the 8880 setup. (...) and (...) Yes it is. Why it is spread I (...) (25 years ago, 30-Jul-99, to lugnet.build)
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