 | | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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Hi Michael and everybody, I'm working on a robot (for my book) that uses a single motor to go forward and turn in place. I'm using a directional transmission, based on Michael Powell's original design: (URL) use the outputs of the directional (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Architectural Wonders theme
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(...) I think that's a good idea, though the volume of a set for a specific niche (eg Monticello) might not be high enough to justify production. What got me thinking was that those Puzz-3D things are genuinely mass-market. _Someone_ is interested (...) (27 years ago, 12-May-99, to lugnet.dear-lego)
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| | Re: ZNAP in U.S.
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I do not believe Znap is available yet in the States. When you go to Lego.com, and click on "Country", and check the Catalog for North America, you will see it's not in the inventory - it's only in the catalog for Europe/Africa. Confusing, as I went (...) (27 years ago, 12-May-99, to lugnet.market.buy-sell-trade)
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| | Re: Forestman Torso was Voting Page
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(...) Yes, I have all four colors:) (...) Duh, that would be true. I guess we wouldn't have to worry about running out of numbers for at least another few years :) Oh, and you gonna work on any of the Star Wars torsos?? Ryan "Build or build not. (...) (27 years ago, 13-May-99, to lugnet.cad.dev)
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| | Re: Request regarding "Spoilers"
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(...) I had the chance to meet David Prowse 2 years ago, and I guess George was very good at screwing david over. 1) with the obvious voice over of JEJ, BTW David does a very good Vader, just as good as JEJ. 2) In ROTJ David thought that he was (...) (27 years ago, 12-May-99, to lugnet.starwars)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) I probably need the 3rd motor to power the program reading part of the vehicle. (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Piece sorting (was: building exhaustion)
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(...) You need a zero-G environment with some clever way of keeping the bits in compartments that completely encapsulate you. The whole thing could seperate and come together with you inside. :-) (27 years ago, 12-May-99, to lugnet.storage)
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| | Re: Multitasker test script
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Here it is, it is working, but is waiting for IR_MODE_HI, STOP and a non-blocking EMIT. There is a light sensor on the centre connector pad. .dp displays proximity in the LCD as DEFCON.RawLight alternating with the average ambient raw light sensor (...) (27 years ago, 12-May-99, to lugnet.robotics.rcx.pbforth)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) This is very close to what I was thinking. if you lowered a plate, lifted the bot and then rotated it and then rised the plate lowering the bot. With some clever mechanics you mifgt get the lifting and rotating done with one motor. I would (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) You could use a synchro-drive type of platform. This has been mentioned on here a few times before with varying levels of complexity. Since you only need 90 degree angles then you could probably get away with synchronizing the wheel direction (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Light sensor help??Newbie!!!
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Hi All! I have a problem with the light sensor using the included software. (Don't groan all you advanced programmers, please ;-> ) But anyway, the manual states and I quote" trigger the stack when the FIRST of TWO consecutive readings falls outside (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) I was toying around with something like this. A foot like thing would come down, lift the whole vehicle up off the ground, then turn it right or left 90 degrees (maybe even a variable angle), and set it back down. It does look like a three (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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I would try using one motor to drive and a ratchet on one of the wheels. Then when you go in reverse, you turn. Time the motor power setting and turn rate until you get a good 90 degree turn. The other way would be to use some kind of line (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: castle minifigs list please help
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thanks for 6037. thanks for offering up the other instructions as well. you would not happen to have the folowingh sets would you? they are the only castle set instructions i do not have (except dark forest,fright knigts). i do not considerb ninja (...) (27 years ago, 12-May-99, to lugnet.general)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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Michael, If you only need to make right angle changes of direction how about a design where the robot does not turn. You could have one set of axles for forward/backward with 1 motor driving both sides so you go straight. Then to change direction a (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) I am working on a LEGO color copier machine. I've been fooling with it for a couple of months now (not so much due to difficulty as to lack of free time). Physically, my copier is basically an XY plotter with four interchangable colored pens. (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: MC34064
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please don't send attachments to the mailing list. a 200 K message sent out to 500 people is 100 megs of data. also some people have small mailbox quotas that can be filled up by just one big attachment. i realize 200K isn't huge, but it's still a (...) (27 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | RE: Multitasker test script
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(...) Post away! Two heads (too bad there only seem to be two of us :-( are usually better than one! Cheers, Ralph Hempel - P.Eng ---...--- Check out pbFORTH for LEGO Mindstorms at: (URL) ---...--- Reply to: rhempel at bmts dot com ---...--- (27 years ago, 12-May-99, to lugnet.robotics.rcx.pbforth)
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| | Re: Fishing for a tasty linkage/gearing/robotic building thread...
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(...) I totally agree about needing a new building thread. It seems like there is a lot of effort for software in a box with only three inputs and three outputs. Whatever turns you on I suppose. We all get enjoyment from this product in different (...) (27 years ago, 12-May-99, to lugnet.robotics)
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| | Re: Scheme (fwd)
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----- Forwarded message from Ralph M. Deal ----- Date: Wed, 12 May 1999 01:52:41 -0400 (EDT) From: "Ralph M. Deal" <deal@kzoo.edu> Subject: Re: Scheme (fwd) (...) Can you furnish a source for MSWLogo? On what platforms does it run? ----- End of (...) (27 years ago, 12-May-99, to lugnet.robotics)
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