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RE: Brakes

To: mini-baja@Autox.Team.Net
Subject: RE: Brakes
From: "John G." <jjjsix6@hotmail.com>
Date: Sun, 12 Dec 2004 12:14:12 -0800
I think everyone is saying the same thing in different ways.  To whom it may 
concern.  IF YOUR NOT SURE WHAT TO DO JUST DESIGN YOUR BRAKE SYSTEM WITH A 
SPLIT FROM FRONT TO BACK SUCH THAT ALL FOUR WHEELS WILL LOCK UP AT 
APPROXIMATELY THE SAME TIME.

>From: "Mark Hagedorn" <mark_hagedorn@hotmail.com>
>Reply-To: "Mark Hagedorn" <mark_hagedorn@hotmail.com>
>To: <mini-baja@Autox.Team.Net>
>Subject: Brakes
>Date: Sun, 12 Dec 2004 11:36:39 -0800
>
>    I think you are referring to what I wrote about brakes.  I was 
>responding to someone that said that the brakes had to be diagonally spilt, 
>which they do not.  I still stand behind the fact the dual circuit braking 
>system should either front/rear. left rear/right front, or right rear/left 
>front.  The goal is to get the car to sop in a straight line if one circuit 
>fails.  Having the brakes split side to side certainly would never do this. 
>Think about it, if you only have brakes on the right side, don't you think 
>that might be the way the car will wind up going.  Beyond that, it would 
>require 4 times as much hardware to adjust front to rear braking bias if 
>your brakes were split side to side.
>
>Mark Hagedorn
>Western Washington University
>Vehicle Research Institute
>Program Assistant
>360-650-3045
>mark_hagedorn@hotmail.com
>http://vri.etec.wwu.edu/minibaja/index.html
>
>----- Original Message ----- From: <susantoa@pdx.edu>
>To: "John G." <jjjsix6@hotmail.com>
>Cc: <mini-baja@Autox.Team.Net>
>Sent: Sunday, December 12, 2004 2:25 AM
>Subject: Re: brakes and helmets
>
>
>>None of the rules explicitely say "diagonal split"  But when the rules say 
>>"
>>Mini Baja vehicles must be capable of braking in a straight line with at 
>>least
>>two wheels locked."  That means it could be two in the front, two in the 
>>rear,
>>two on the left, two on the right or one each on the front/rear (thus
>>diagonal).
>>
>>I've never interpreted it as diagonal, but someone emailed the list 
>>earlier:
>>"    I would like to add to this discussion by noting that the brake 
>>system
>>has to be split either front/rear or diagonally.  Any other way will not 
>>get
>>you through Tech.  I am not sure if this is written rule, but its kind of 
>>a
>>common sense thing.
>>"
>>
>>I'm guessing that while no sane Mini Baja designer would design their 
>>brake
>>split to be diagonal, to get through tech when you have to have two tires
>>locking, it could be split diagonally.  In any case, I don't think any of 
>>us
>>are saying a diagonal split is the way to go.  :-)
>>
>>Thanks,
>>
>>Andre S

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