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Total 8 documents matching your query.

1. [Land-speed] Head Restraints...another concept. (score: 1): Author: drmayf <drmayf@mayfco.com>; Date: Tue, 09 Sep 2008 11:30:45 -0700; We now have a requirement for lateral head restraints which limit the side to side head movement to less than 2 inches on each side. In my case that was pretty doable. I purchased the 45.2 SFI foam f; /html/land-speed/2008-09/msg00107.html (9,530 bytes)
2. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: "Tom Bryant" <saltracer@awwwsome.com>; Date: Tue, 9 Sep 2008 13:20:12 -0700 (Pacific Standard Time); <Now, how about a latching mechanism Ala our seat belts?> Here are the links that Lee Kennedy gave us to check. The Isaac is similar to the seat belt restraints. It lets you move about normally until; /html/land-speed/2008-09/msg00108.html (7,335 bytes)
3. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Tue, 9 Sep 2008 21:06:03 -0700; Mayf-- I like your line of thinking. Pick components from the mass production automotive technology we already have today. The idea that the device should only be active under actual crash conditions; /html/land-speed/2008-09/msg00110.html (9,259 bytes)
4. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: "joseph lance" <jolylance@earthlink.net>; Date: Wed, 10 Sep 2008 00:26:18 -0400; This is an interesting subject. I don't have any direct LSR experience to contribute but it reminds me that NFL football players experience instantaneous impacts of 75 g or so. Wonder what g-forces B; /html/land-speed/2008-09/msg00111.html (8,994 bytes)
5. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: Ray Buck <rbuck@xmission.com>; Date: Tue, 09 Sep 2008 22:44:20 -0600; Apparently not enough to knock some sense into him. :) RtR _______________________________________________ Support Team.Net http://www.team.net/donate.html Land-speed mailing list http://autox.team.n; /html/land-speed/2008-09/msg00112.html (7,532 bytes)
6. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: <neil@dbelltech.com>; Date: Wed, 10 Sep 2008 09:18:39 -0700; The body can stand high G forces but for only a very short duration. If the G forces act over a longer time then the ability to withstand them becomes greatly reduced. Regards, Neil Tucson, AZ --Ori; /html/land-speed/2008-09/msg00115.html (9,906 bytes)
7. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: "joseph lance" <jolylance@earthlink.net>; Date: Wed, 10 Sep 2008 16:15:45 -0400; Thats true to a certain extent but the short duration impacts can still be very harmful and the harm may not be immediately apparent. I'm thinking that repeated NFL and boxing impacts leading to con; /html/land-speed/2008-09/msg00117.html (8,445 bytes)
8. Re: [Land-speed] Head Restraints...another concept. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 10 Sep 2008 14:34:52 -0700; Neil & Lance-- Good points here. Springs (like stretchy belts) with minimal dampening are unable to absorb the energy that will accompany a long duration crash event. For that you need a fluid damper; /html/land-speed/2008-09/msg00118.html (10,369 bytes)

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