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1. [TowerTalk] Lock nuts revisited (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Sun, 22 Jun 2008 23:18:26 -0400; A while back we had a discussion on using lock nuts AKA jam nuts. The thought experiment was proposed that explained the jam nut as no more than moving the bolt head down the bolt to a different loca; /archives//html/Towertalk/2008-06/msg00482.html (8,397 bytes)
2. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: Charles Gallo <Charlie@TheGallos.com>; Date: Mon, 23 Jun 2008 07:40:37 -0400; ...snip... Probably the definitive book on this stuff is Carol Shelby's book http://www.amazon.com/Fasteners-Plumbing-Handbook-Motorbooks-Workshop/dp/0879384069 -- 73 de KG2V For the Children - RKBA!; /archives//html/Towertalk/2008-06/msg00484.html (7,488 bytes)
3. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Mon, 23 Jun 2008 15:18:23 -0400; Please quote relevant text. That is permitted under copyright and fair use. I really don't want to buy another book as one wall of the living room two in the basement and two in here (My den) are ful; /archives//html/Towertalk/2008-06/msg00491.html (9,845 bytes)
4. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Mon, 23 Jun 2008 15:42:47 -0400; I would also add that jam nuts are likely the most ineffective means of locking compared to safety wiring, castle nuts, and Nylok nuts as much of the effectiveness depends on the user. OTOH that is t; /archives//html/Towertalk/2008-06/msg00492.html (7,715 bytes)
5. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Mon, 23 Jun 2008 20:43:27 +0100; Roger, I'm no mechanical engineer - just a lowly communications engineer - but I'm trying to understand the point you are making: Isn't this exactly what happens when you tighten the head on a conven; /archives//html/Towertalk/2008-06/msg00493.html (8,025 bytes)
6. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Mon, 23 Jun 2008 15:57:11 -0400; This arose from the problem of bolts falling out of rotators and trying to find effective means of preventing that. When you tighten a bolt the torque is the vector sum of a rotating ramp which is di; /archives//html/Towertalk/2008-06/msg00494.html (9,770 bytes)
7. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Mon, 23 Jun 2008 15:04:50 -0500; Roger, You say that with a lock nut on the bolt that you can not turn the bolt in the rotator without breaking it. What you are missing is that with your lock nut on the bolt, it is not the bolt/rot; /archives//html/Towertalk/2008-06/msg00495.html (11,404 bytes)
8. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Mon, 23 Jun 2008 13:59:27 -0700; Accepting Roger's empirical results at face value, how about the following hypothesis: I don't know for sure, but I suspect that most of the friction that hold a threaded bolt in a threaded hole is t; /archives//html/Towertalk/2008-06/msg00496.html (11,742 bytes)
9. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Mon, 23 Jun 2008 22:04:16 +0100; Roger, OK I think I understand what you are saying. In my layman's terms, when you torque up a conventional bolt some of the torque converts to a linear "stretch" force on the bolt (via the ramp) and; /archives//html/Towertalk/2008-06/msg00497.html (10,102 bytes)
10. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: Mike <nf4l@nf4l.com>; Date: Mon, 23 Jun 2008 18:38:57 -0400; You mean Carroll Smith? 73, Mike NF4L _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.cont; /archives//html/Towertalk/2008-06/msg00498.html (8,531 bytes)
11. Re: [TowerTalk] Lock nuts revisited (score: 1): Author: "Chuck Lewis" <clewis@knology.net>; Date: Mon, 23 Jun 2008 17:49:17 -0500; "A while back we had a discussion on using lock nuts AKA jam nuts." That might be the source of our disconnects. We're equating "lock nuts" with "jamnuts". In my simple-mindedness, I think of a lock; /archives//html/Towertalk/2008-06/msg00500.html (8,677 bytes)

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