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From: Boxer on 6 Feb 2007 04:47 "Knobdoodle" <knobdoodle(a)hotmail.com> wrote in message news:O0Xxh.3553$sd2.9(a)news-server.bigpond.net.au... >> > OK; I can accept the logic of centrifugal force causing the centre of the > valve to pull down (towards the outside of the tyre) at high speed and > letting the tyre deflate. (Sorry Nathan; I didn't understand the equation > and sorry Theo; I didn't understand the explanation.) > -- > Clem So that's why the front end of your GS let go! Boxer
From: Mad-Biker on 6 Feb 2007 05:10 so can i put my 25cc 2 stroke whipper snipper motor on a pully system to turn over an alternator? home made mini gen :-) "Knobdoodle" <knobdoodle(a)hotmail.com> wrote in message news:6NWxh.3546$sd2.1297(a)news-server.bigpond.net.au... > > "G-S" <geoff(a)castbus.com.au> wrote in message > news:12sgae8aasvp9dc(a)corp.supernews.com... >> Knobdoodle wrote: >>> Car alternators and older large-bike alternators use a brush to power >>> the electromagnetic rotor. >> >> This is the 'standard' type of common alternator. >> >>> The more power into the rotor, the stronger the magnetism and therefore >>> the more power out. The downside is that they're more expensive to >>> manufacture and the brush wears out. >> >> Brushes are easy (and cheap) to change. >> > Not if you're paying your local bikeshop to do the work!! >> >>> The new ones use permanent magnets so they run flat-out all the time. >>> The downside is they take more energy from the engine and turn all the >>> unneeded output into heat. >>> >> Very sucky design too. >> > Yeah it offends me also but just like points ignition it's a thing of the > past now. > We've traded "runs forever with just a regular adjustment/replacement" for > "runs faultlessly for 3000 hours then fails irretrievably"... > Oh well..... > -- > Clem > >
From: Mad-Biker on 6 Feb 2007 05:12 I never heard of it before, although i did get dirt stuck into a tyre valve which deflated it during a rally once. this is something i got told im going to have to check in my upcoming silver driver aka highspeed pursuit licence. i dono how true it is.. "Knobdoodle" <knobdoodle(a)hotmail.com> wrote in message news:1GXxh.3581$sd2.656(a)news-server.bigpond.net.au... > > "Iain Chalmers" <bigiain(a)mightymedia.com.au> wrote in message > news:bigiain-B2E2DA.19423706022007(a)nasal.pacific.net.au... >> In article <O0Xxh.3553$sd2.9(a)news-server.bigpond.net.au>, >> "Knobdoodle" <knobdoodle(a)hotmail.com> wrote: >> >>> OK; I can accept the logic of centrifugal force causing the centre of >>> the >>> valve to pull down (towards the outside of the tyre) at high speed and >>> letting the tyre deflate. (Sorry Nathan; I didn't understand the >>> equation >>> and sorry Theo; I didn't understand the explanation.) >> >> Whether it's a "real world" effect or not I don't know, but that's the >> marketing spin Ducati use to hype up the 90 degree valve stems they use >> on the 99* and 74* range... >> > Yep; but you'd have to have the angle the right way or you'd suffer the > same [alleged?] effect under braking or acceleration! > -- > Clem >
From: Mad-Biker on 6 Feb 2007 05:16 all the new cars ive seen come so they can be on with any lights on, including parkers. which makes sence really because when your driving in fog, you turn them on and your low beams, so the highbeams dont reflect off the fog blinding you! "Theo Bekkers" <tbekkers(a)bekkers.com.au> wrote in message news:45c82485(a)news.bekkers.com.au... > Dale Porter wrote: >> "Theo Bekkers" wrote > >>> You aren't (in WA) allowed to have your driving lights on in a >>> built-up area, period. > >> By "driving lights", are you referring to high beams, or only >> additional lights fitted to improve visibility? > >> I know in some states (Tasmania being one of them) high beams are not >> allowed to be used in built up areas. However in Victoria high beams >> are permitted anywhere to improve visibility, provided there is not a >> vehicle in front (heading in either direction) within 200 metres. > > High beams. Driivng lights are not allowed to be wired so that they can be > on except with high beam. So you can't have them on unless you are on high > beam. > > Theo >
From: Nev.. on 6 Feb 2007 05:22
Mad-Biker wrote: > I never heard of it before, although i did get dirt stuck into a tyre valve > which deflated it during a rally once. > > this is something i got told im going to have to check in my upcoming silver > driver aka highspeed pursuit licence. That'll let you upgrade from the diesel Rodeo to the petrol model? Nev.. '04 CBR1100XX |