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1. Engineering 101 (score: 1): Author: Mike Rambour <mikey@b2systems.com>; Date: Mon, 25 Jul 2005 10:38:05 -0700; I am not even sure how to describe this but I will try anyway. I saw a cool toy many years ago (decade ago?) and I remember that they wanted way too much money for a few hundred dollars in steel and; /html/shop-talk/2005-07/msg00139.html (9,115 bytes)
2. Re:Engineering 101 (score: 1): Author: David Scheidt <dmscheidt@gmail.com>; Date: Mon, 25 Jul 2005 12:57:20 -0500; They're called bevel gears. -- David Scheidt dmscheidt@gmail.com -- David Scheidt dmscheidt@gmail.com; /html/shop-talk/2005-07/msg00140.html (8,028 bytes)
3. Re: Engineering 101 (score: 1): Author: Trevor Boicey <tboicey@brit.ca>; Date: Mon, 25 Jul 2005 14:11:25 -0400; Get the lower unit of an old outboard motor. They convert a vertical spinning shaft (from powerhead) to a horizontal one (to propellor). They also hold their own oil (or grease) and are sealed oiltig; /html/shop-talk/2005-07/msg00141.html (9,912 bytes)
4. Re:Engineering 101 (score: 1): Author: Chris Kantarjiev <cak@dimebank.com>; Date: Mon, 25 Jul 2005 11:15:04 -0700 (PDT); Bevel gears would work, but you might also be thinking of a worm to turn a straight gear. http://auto.howstuffworks.com/gear5.htm http://www.atmsite.org/contrib/JSAPP/wormgear/wormgear.html; /html/shop-talk/2005-07/msg00142.html (8,047 bytes)
5. Re: Engineering 101 (score: 1): Author: LSAPEX@aol.com; Date: Mon, 25 Jul 2005 14:25:17 EDT; _http://www.mcmaster.com/_ (http://www.mcmaster.com/) Search bevel gears? They're called bevel gears. -- David Scheidt Les apexautoeng.com; /html/shop-talk/2005-07/msg00143.html (7,988 bytes)
6. Re: Engineering 101 (score: 1): Author: Mike Rambour <mikey@b2systems.com>; Date: Mon, 25 Jul 2005 12:23:08 -0700; oh no, I am starting to have senior moments at my young age, honest I went to McMaster and searched but I didn't think of BEVEL gears, geez, I was looking for some super complex high tech gearing sys; /html/shop-talk/2005-07/msg00147.html (8,601 bytes)
7. Re: Engineering 101 (score: 1): Author: Trevor Boicey <tboicey@brit.ca>; Date: Mon, 25 Jul 2005 16:24:49 -0400; You might also be thinking of hypoid gears, which are essentially the same as bevel gears but don't share a common axis... Picture here: http://www.arrowgear.com/images/hypoid_gear.JPG Hypoid gears a; /html/shop-talk/2005-07/msg00150.html (9,028 bytes)
8. RE: Engineering 101 (score: 1): Author: "Mullen, Tim $IIS$" <Tim.Mullen@ngc.com>; Date: Mon, 25 Jul 2005 17:05:25 -0400; Trevor Boicey They also make spiral cut bevel gears to remove the gear back lash and provide continuous gear contact. They reference them in the bevel gear section in the McMaster catalog <http://www; /html/shop-talk/2005-07/msg00151.html (8,945 bytes)
9. Re: Engineering 101 (score: 1): Author: Rush <jdrush@enter.net>; Date: Tue, 26 Jul 2005 03:14:43 -0400; Stay away from allthread rod. Most allthread rod is made to a very low standard and won't be up to moving 1000 lbs for long. Without more info, I cannot give you many more ideas, but have you looked; /html/shop-talk/2005-07/msg00157.html (9,657 bytes)
10. Re: Engineering 101 (score: 1): Author: Michael Porter <portermd@zianet.com>; Date: Tue, 26 Jul 2005 01:52:15 -0600; Just to amplify on this a bit. Ball screws are inordinately expensive new (depending upon diameter, over $100/ft). The reason for this is that their most typical use is in precision machining and pos; /html/shop-talk/2005-07/msg00158.html (9,319 bytes)
11. Re: Engineering 101 (score: 1): Author: "Nolan Penney" <npenney@mde.state.md.us>; Date: Tue, 26 Jul 2005 07:05:08 -0400; If you're moving a thousand pounds that's sitting on castors, all-thread can be strong enough. It's not particularly good steel, but it's not pot-metal either. The acme threads are superior for load; /html/shop-talk/2005-07/msg00159.html (9,500 bytes)
12. Re: Engineering 101 (score: 1): Author: <lee@automate-it.com>; Date: Tue, 26 Jul 2005 07:17:56 -0500 (CDT); I really enjoy this type of discussion; several sources of experience and knowledge coming together to figure out how to build a "toy" !!! Now, Mike, at some point you're going to have to fess up and; /html/shop-talk/2005-07/msg00160.html (8,642 bytes)
13. Re: Engineering 101 (score: 1): Author: Mike Rambour <mikey@b2systems.com>; Date: Tue, 26 Jul 2005 10:34:00 -0700; Lets see if I build it first :) as I have told a few others off-list, I am uncomfortable advertising that I am blatantly stealing someone else's idea. The only redeeming parts are that he wanted nea; /html/shop-talk/2005-07/msg00161.html (10,357 bytes)
14. Re: Engineering 101 (score: 1): Author: Trevor Boicey <tboicey@brit.ca>; Date: Tue, 26 Jul 2005 14:03:33 -0400; I find if you 45 the corners off every steel joint, really makes things look a lot more professional. It's almost cheating, go from "homemade looking" to "beefy industrial grade looking" with a few c; /html/shop-talk/2005-07/msg00162.html (9,769 bytes)
15. Re: Engineering 101 (score: 1): Author: Eric@megageek.com; Date: Tue, 26 Jul 2005 14:15:15 -0400; Mike, again, it's not stealling if he didn't patent it. And if he did, if you are improving the design its still not steeling. And as far as I know, as long as you make it for your personal use, pate; /html/shop-talk/2005-07/msg00164.html (11,022 bytes)
16. Re: Engineering 101 (score: 1): Author: David Scheidt <dmscheidt@gmail.com>; Date: Tue, 26 Jul 2005 13:54:09 -0500; Depends on what the patent covers. It's quite likely the patent covers the basic idea, and an improved version infringes on it. On the other hand, if the patent covers an improvement to an existing i; /html/shop-talk/2005-07/msg00165.html (8,797 bytes)
17. Re: Engineering 101 (score: 1): Author: Eric@megageek.com; Date: Tue, 26 Jul 2005 15:05:08 -0400; "Did you exchange, a walk-on part in the war, for a lead role in a cage?" R Waters. David, are you sure that you can't make it for your own use? I thought that was the loophole that meant you can bu; /html/shop-talk/2005-07/msg00166.html (8,452 bytes)
18. Re: Engineering 101 (score: 1): Author: "Timothy R. Hoerning" <hoerni@cooper.edu>; Date: Tue, 26 Jul 2005 15:33:42 -0400 (EDT); That's fair use, and it applies to copyrights, not patents. It's also a very volatile subject as of late. There are no concrete rules on it. From what I understand it is based in case law. Tim <>--<>; /html/shop-talk/2005-07/msg00167.html (8,352 bytes)
19. Re: Engineering 101 (score: 1): Author: Mike Rambour <mikey@b2systems.com>; Date: Tue, 26 Jul 2005 13:42:38 -0700; This discussion has taken a left turn on legal issues and that is fine but what I was talking about when I said I was taking someone else's idea and did not feel comfortable doing that was the moral; /html/shop-talk/2005-07/msg00168.html (10,577 bytes)
20. Re: Engineering 101 (score: 1): Author: Michael Porter <portermd@zianet.com>; Date: Tue, 26 Jul 2005 15:15:24 -0600; I think the parallel legal thinking is this: it's up to the patent (copyright) holder to defend the patent (copyright). That means they have to issue fair warning that the patent (copyright) is being; /html/shop-talk/2005-07/msg00169.html (9,803 bytes)

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