 | | Re: Lubricating technic turntables
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(...) Why would one "never know"? This is chemistry, not astrology. Graphene sheets (the molecular unit of graphite) are quite stable and inert. Most hydrocarbon oils should also be fine for turntables and other parts with all-ABS construction (...) (24 years ago, 3-Apr-01, to lugnet.robotics)
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| | Re: NQC for Palm
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Well, I just got some bad news from Dave 'NQC' Baum. Apparently he's a Palm developer, and he won't touch the project, because of architectural limitations in the Palm OS. Apparently NQC needs a lot more dynamically- allocated memory than the (...) (24 years ago, 3-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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It's not so much the "conical" gear that takes the backlash out of the setup that Bob Fay provided links to, but the ability to use the technic axles as torsion springs and keep the gear teeth in the train loaded at all times. That particular gear (...) (24 years ago, 4-Apr-01, to lugnet.robotics, lugnet.technic)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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(...) What set(s) include this "conical" gear? (24 years ago, 4-Apr-01, to lugnet.robotics, lugnet.technic)
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| | Re: NQC for Palm
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(...) I just did some measurements of heap usage for NQC, and it isn't quite as bad as I feared. Compiling a trivial program without including the standard API uses about 11K. If you include the standard API, this grows to about 64K. For a modest (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: NQC for Palm
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(...) Of course on my Agenda Palmtop - it took little more than typing 'make' to port it. <smug grin> (...) So the Palm is big-endian? I didn't know that. Won't that also cause problems for NQC porting...does NQC run on any other big-endian (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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The CD-Rom does not explaiin how to use this piece, but in an earlier post I wrote: Ok, this is called a "Slip Gear" or "Torque Gear" It is used to prevent over rotation by means of an internal clutch, the 2.5 - 5.0 NCM I belive means the range of (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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(...) Far as I can tell, these are the gears used in the gearboxes in 8880, 8448, 8480, and prob'ly others. ROSCO (24 years ago, 4-Apr-01, to lugnet.robotics, lugnet.technic)
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| | Re: Lubricating technic turntables
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You got me pegged, it's a purism thing, I pride myself on never cutting or altering pieces, glueing or lubricating. Just work those pieces and they'll loosen up! Get'em... GRRRRR....Eric (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: Lubricating technic turntables
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(...) That's okay, I'm a purist too. I once spent several frustrating hours completely redesigning the drivetrain on one of my robots so I wouldn't have to trim down four 8L cross axles to 7L. However, when you consider lubricating a turntable (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: Lubricating technic turntables
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Good point, well taken, I'm glad at least 5L axle was produced! (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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(...) (I think we established that this is Newton centimeters - a force of between two and a half and five Newtons applied at a distance of one centimeter will cause the gear to slip...or half that at 2cm, a third at 3cm and so on). (...) That's (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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(...) Hmm interesting. I only have one clutch gear (the one that came with RIS 1.5), and it is too *loose* to really be at all functional. I've also read that the clutch force tends to drop in them the more they are used. (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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Oh , right , Newtons , I was saying Nano centameters! thanks....I guess you need a fair amount of gearing and distance to use these gears effectivly along with opposing resistance, I love the way it works in the hand I developed, infact in included (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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Yes they do lose a little, I guess we always knew that would be the case, I hate to see you not use the gear if it's to loose, reurn it for a new one if you decide somthing really needs it. Also I consider this gear a "back-up" in preventing (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: List software?
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"Russell Nelson" <lego-robotics@crynwr.com> wrote in message news:15049.48238.578...nwr.com... (...) Try Outlook Express (is avaible for Win 9x, Win NT, Solaris, Linux, Unix) This program has a Reply Group button and Reply (to sender) works great. (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: I wish Lego made an "Anti-Backlash Gear"
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"Eric Sophie" <Legomaster@gobi.com> wrote in message news:GB91vJ.21x@lugnet.com... (...) over (...) Ncm. (...) Newtons x cm. Not nano. :) Iain (the metric pissant) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: Lubricating technic turntables
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How about a water-based lubricant instead of petroleum-based? If it's safe for latex...why not ABS? :) Use it sparingly and only as a last resort. Personally, I doubt I would use graphite. Graphite would be a little too messy for me. -Troy (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Re: NQC for Palm
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(...) i thought of doing something like it, but don't really have the time. (...) i'd use it instead of my computer! (...) i've got very little experience in writing for the PalmOS, but i found it quite easy, specially for this kind of program. i've (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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| | Scout Commands
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When you communicate between RCX's you set a number and then use the other end as a sensor to do a certain procedure. Does anybody know what happens when you send those messages to a scout. I know 1 is 'seek dark', 2 is 'seek light and 3 is 'do the (...) (24 years ago, 4-Apr-01, to lugnet.robotics)
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