no , honestly, i really thoughtt that they did sum fancy crack cutting, that gave it a normal type machined surface, i didnt know it still had a rough type surface.
mark k ----- Original Message ----- From: "E Smith" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, June 25, 2002 9:08 AM Subject: RE: nitrogen filled tires > Ok,Ok, taking the piss again huh :-) > > Cheers > Feral Errol > [EMAIL PROTECTED] > http://www.datrats.com.au/ > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of mark krawczuk > Sent: Tuesday, 25 June 2002 9:04 AM > To: [EMAIL PROTECTED] > Subject: Re: nitrogen filled tires > > ohhhhhhhhhhhh.................... > > mark k > ----- Original Message ----- > From: "E Smith" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, June 25, 2002 6:20 AM > Subject: RE: nitrogen filled tires > > > > The caps have bolts, but the normally flat surface between to the cap and > > the rod is a broken surface. BMC did this in the forties with their rod > ends > > and it seems BMW have reinvented the technology. When a rod is resized the > > flat mating surfaces between rod and cap are machined (closed) then the > hole > > is resized with a hone. > > > > Cheers > > Feral Errol > > [EMAIL PROTECTED] > > http://www.datrats.com.au/ > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED]]On Behalf Of mark krawczuk > > Sent: Monday, 24 June 2002 11:58 PM > > To: [EMAIL PROTECTED] > > Subject: Re: nitrogen filled tires > > > > hi, i think im missing something here, i presume the caps have bolts? > then > > there must be faces that meet and can be machined? > > some one help me out........................ > > mark k > > ----- Original Message ----- > > From: "E Smith" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Monday, June 24, 2002 8:53 PM > > Subject: RE: nitrogen filled tires > > > > > > > The problem is there is no face to machine. It is a broken matched > > surface. > > > > > > Cheers > > > Feral Errol > > > [EMAIL PROTECTED] > > > http://www.datrats.com.au/ > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED]]On Behalf Of mark krawczuk > > > Sent: Monday, 24 June 2002 7:54 PM > > > To: [EMAIL PROTECTED] > > > Subject: Re: nitrogen filled tires > > > > > > hi, if the caps are split , they just machine a tad of the faces > where > > > the caps meet, then shove a boring bar thru to make it perfectly round > > > again. surely you can still to dat to those rods? > > > > > > mark k > > > ----- Original Message ----- > > > From: "Richard Clough" <[EMAIL PROTECTED]> > > > To: <[EMAIL PROTECTED]> > > > Sent: Monday, June 24, 2002 6:48 PM > > > Subject: Re: nitrogen filled tires > > > > > > > > > > I think the LS1 Chev motor's (current Commodore V8)conrods are split > > this > > > > way at the big end. Makes them impossible to resize. > > > > > > > > ----- Original Message ----- > > > > From: "mark krawczuk" <[EMAIL PROTECTED]> > > > > To: <[EMAIL PROTECTED]> > > > > Sent: Sunday, 23 June 2002 21:07 PM > > > > Subject: Re: nitrogen filled tires > > > > > > > > > > > > > hi, my brother just told me that bmw are suppossed to have invented > > > that > > > > > crack mechanics? bmw use it on splitting the conrod caps, and > also > > > chev > > > > > or holden? there is a article on it in the " mem" or motor (or > > > > mechanical) > > > > > engineering news, its a trade magazine for auto motive businesses. > > > > > > > > > > mark k > > > > > > > > > > ----- Original Message ----- > > > > > From: "Bob" <[EMAIL PROTECTED]> > > > > > To: <[EMAIL PROTECTED]> > > > > > Sent: Sunday, June 23, 2002 1:12 PM > > > > > Subject: Re: nitrogen filled tires > > > > > > > > > > > > > > > > Heres a bit of a digression as well using physics - In this course > I > > > > > > am doing we were discussing the use of crack mechanics to form > > things > > > > > > from metal, and apparently there was/is (?) a project going on at > > Ford > > > > > > to try to form brake discs using cracking, so that you just take a > > > > > > plate of metal the right thickness, give it a jolly good whack in > > all > > > > > > the right places, and if all goes to plan a circular crack is > formed > > > > > > in the shape of a brake rotor and the job is done. I recon that > > would > > > > > > be impressive to see. > > > > > > > > > > > > Sunday, June 23, 2002, 1:28:35 PM, you wrote: > > > > > > > > > > > > TR> Yes. A frame full of helium would have more mass than a frame > > > under > > > > > > TR> complete vacuum, therefore gravity would exert a larger force > on > > > the > > > > > > TR> helium cos of one of Newton's laws, Force = mass * > acceleration > > > (ie > > > > > even > > > > > > TR> though helium is lighter than air, it's still heavier than > > > nothing) > > > > > You > > > > > > TR> can't really use vacuum filled tyres though :) > > > > > > > > > > > > TR> Aren't these digressions great? Who'd have thought there was > a > > > use > > > > > for > > > > > > TR> high school physics > > > > > > > > > > > > TR> - Tom > > > > > > > > > > > > TR> PS Maybe one of the other reasons why nitrogen is used in some > > > forms > > > > > of > > > > > > TR> motorsport is that it's inert, incase of a fire? > > > > > > > > > > > > TR> mark krawczuk wrote: > > > > > > > > > > > > >>hi, would u be better of with vacuum in the frame? > > > > > > >> > > > > > > >> mark k > > > > > > >>----- Original Message ----- > > > > > > >>From: "james wade" <[EMAIL PROTECTED]> > > > > > > >>To: <[EMAIL PROTECTED]> > > > > > > >>Sent: Sunday, June 23, 2002 12:39 AM > > > > > > >>Subject: RE: nitrogen filled tires > > > > > > >> > > > > > > >> > > > > > > >>>Ive heard of bmx racers using helium? These days those guys are > > > > weight > > > > > > >>>crazy and all, so yeah its like they want a lighter bike and > all > > > > that. > > > > > I > > > > > > >>>even heard of a guy putting helium inside his frame (ie. inside > > the > > > > > > >>>tubing). talk about kooky. > > > > > > >>> > > > > > > >>>-james > > > > > > >>> > > > > > > >>>-----Original Message----- > > > > > > >>>From: [EMAIL PROTECTED] > > > > > > >>>[mailto:[EMAIL PROTECTED]] On Behalf Of mark > > > > > krawczuk > > > > > > >>>Sent: Saturday, 22 June 2002 8:04 PM > > > > > > >>>To: [EMAIL PROTECTED] > > > > > > >>>Subject: Re: nitrogen filled tires > > > > > > >>> > > > > > > >>> > > > > > > >>>i believe that some racing pushbikes use nitrogen in the > tyres? > > > > > > >>> > > > > > > >>> mark k > > > > > > >>>----- Original Message ----- > > > > > > >>>From: "James Cox" <[EMAIL PROTECTED]> > > > > > > >>>To: <[EMAIL PROTECTED]> > > > > > > >>>Sent: Saturday, June 22, 2002 1:32 PM > > > > > > >>>Subject: RE: nitrogen filled tires > > > > > > >>> > > > > > > >>> > > > > > > >>>>Actually I think they do that to maintain a constant tyre > > pressure > > > > > > >>>>since nitrogen is less likely to expand with heat increases, a > > > > common > > > > > > >>>>practice > > > > > > >>>> > > > > > > >>>in > > > > > > >>> > > > > > > >>>>some forms of motorsport. If he really intended to make the > > tires > > > > > > >>>>lighter he should have uses helium. > > > > > > >>>> > > > > > > >>>>Jame Cox > > > > > > >>>> > > > > > > >>>> > > > > > > >>>>>No > > > > > > >>>>>I have only ever seen a bloke fill his tyres with nitrogen to > > > make > > > > > > >>>>>them lighter, similar to bridge construction (true story) > > > > > > >>>>> > > > > > > >>>> > > > > > > > > >>>>_________________________________________________________________ > > > > > > >>>>Send and receive Hotmail on your mobile device: > > > > http://mobile.msn.com > > > > > > >>>> > > > > > > >>>> > > > > > > > > > >>>--membersozdat------------------------------------------------------- > > > > > > >>>OZDAT Mailing List Please Note:- > > > > > > >>>Send (un)subscribe requests to [EMAIL PROTECTED] > Send > > > > > > >>>submissions to [EMAIL PROTECTED] No unauthorised > > > > > > >>>redistribution of this email > > > > http://www.ozdat.com/ozdatonline/index.htm > > > > > > >>>http://www.ozdat.com/ozdatonline/listindex.html > > > > > > >>>http://www.mail-archive.com/[email protected]/ > > > > > > > > > >>>--------------------------------------------------------------------- > > > > > > >>> > > > > > > >>> > > > > > > >> > > > > > > >> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > Best regards, > > > > > > Bob mailto:[EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
