[DML] Re: Pearce Design Correction

["twinenginedmc12" <twinenginedmc12@xxxxxxxxxxxxxxxxx>]

Hello.

The Pearce trailing arm design is so much better than the stock 
design it isn't funny.

Rick Gendreau

--- In dmcnews@xxxxxxxxxxxxxxx, Bryan Pearce <bryanp@...> wrote:
>
> David,
> 
> Your posting is incorrect regarding the design and operation of 
the  
> Pearce Design trailing arm mounting system.
> 
> You state that the Pearce Design doesn't have any compliance 
(rubber)  
> so it transmits vibration into the frame.  However, had you ever  
> driven a DeLorean with the new trailing arms or examined one, you  
> would be aware that rubber does isolate the Heim joint by 
capturing  
> each end of a Rear Control Arm Pin.  This is not apparent without  
> disassembling the joint.  A picture is worth a thousand words, so  
> please look at a drawing of the system:
> 
> http://www.pearce-design.com/TrailingArmMount.gif
> 
> Just to be clear, I don't THINK this design works, I KNOW it 
does.   
> The prototype frame and trailing arm system has over 120,000 miles 
on  
> it and several more production frames are accumulating miles every 
day.
> 
> If anyone has specific questions about this system or the 
PermaFrame  
> please feel free to contact me, understand the design or issue in  
> question, and then post accurate information to the DML.
> 
> Bryan Pearce
> 
> 
> On Mar 15, 2006, at 8:56 PM, David Teitelbaum wrote:
> 
> > I am familiar with the Pierce design. It requires a redesigned
> > trailing arm. I was asking out loud for a retrofit that could 
make use
> > (if possible) of the origional trailing arm while being able to 
use a
> > Heim Joint. The Pierce design doesn't not have any compliance 
(rubber)
> > so it  transmits vibration into the frame. The ideal joint would 
be
> > flexible in 2 planes of motion AND isolate the frame from road
> > vibration. It should also have a way to fail without letting the 
wheel
> > move too far out-of-place and not be subject to a single point 
failure
> > (1 bolt). It also has to be adjustable so you can set the thrust 
angle
> > of the rear wheels. A tall order which is why we have what we 
have! I
> > agree we can live with it but IMHO it is an item that should be
> > regularly inspected and if properly taken care of we can live 
with it
> > as it is.
> > David Teitelbaum
> > vin 10757
> >
> >
>









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