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Re: Rubber Bump Stop Patent #55

To: "Spridgets" <spridgets@autox.team.net>
Subject: Re: Rubber Bump Stop Patent #55
From: "Robert Duquette" <RobertDuquette@Sympatico.ca>
Date: Fri, 2 Jul 1999 23:19:04 -0400
Reply-to: "Robert Duquette" <RobertDuquette@Sympatico.ca>
Sender: owner-spridgets@autox.team.net
>using a very sharp kitchen wife (shhhhhh!) and a vice

Really?

Freudian slip ?


-----Original Message-----
From: Mike Gigante <mikeg@vicnet.net.au>
To: Gary Speckman <speckman@coredcs.com>; spridgets@autox.team.net
<spridgets@autox.team.net>
Date: July 2, 1999 10:58 PM
Subject: Re: Rubber Bump Stop Patent #55


>
>Well I was actually waiting for someone to ask, but as Gary pointed out,
>it really is important.
>
>Rather than Gary's suggestion of simply cutting a chunk off the bump
>stop,I modified mine to be shaped like a pyramid about 50% of the
>original height.
>
>I left the bottom alone so that the mounting holes are untouched and
>using a very sharp kitchen wife (shhhhhh!) and a vice, I trimmed it to
>make a square-base pyramid.
>
>This has the advantage of making the stop very progressive - unlike the
>amplified *THUMP* that is normally characteristic of bugeyes.
>
>The car is much nicer on bumpy roads now...
>
>Mike
>
>----- Original Message -----
>From: Gary Speckman <speckman@coredcs.com>
>To: <spridgets@autox.team.net>
>Sent: Saturday, 3 July 1999 0:13
>Subject: Rubber Bump Stop Patent #55
>
>
>> At 12:42 PM 7/2/99 +1000, Mike Gigante wrote:
>> >My wedge solution is based on a bit of rectangular alloy bar (1/4" thick
>> >and the same width as the spring (1.5" I think).
>>
>>
>> As Mike G pointed out, after installing the "wedges" to lower the back of
>> the car, the bump stops HAVE to be modified.
>>
>> He also said 1/4" will lower the car quite a bit, this is true, so dont
be
>> tempted to go overboard.
>>
>> The reason the bump stops have to be modified is that if you dont, you
>will
>> be "riding" on the bump stops, effectively eliminating any suspension
>> travel. This is a VERY dangerous condition, as the car needs this travel
>for
>> safe handling.  I have seen a car modified like this, without the
>> modification to the bump stops roll over after hitting the slightest bump
>in
>> a high speed corner in the track at BlackHawk Farms.  I was behind the
>> fellow and was observing the lack of any suspension movement as he ran
>> around the track.  After the incident, I went over and saw the reason.
>>
>> The modification, although patented by Mike G, is to simply cut off the
>> bottom half, at least, of the rubber stop.
>>
>> Gary Speckman
>> Plover WI
>>
>>
>>
>
>


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