[rollei_list] Re: H. Scherer and Zeiss Contax
- From: Jerry Lehrer <jerryleh@xxxxxxxxxxx>
- To: rollei_list@xxxxxxxxxxxxx
- Date: Tue, 05 Apr 2005 13:09:12 -0700
Bob,
Yes, the corrosion by-products (sulfates, oxides etc.) are much bulkier
that the original river heads, creating the 'bump'.
I sincerely doubt if there ever was a metallurgist at Lucas Electric. I
worked with a few metallurgists at Lucas Aerospace and they agreed
with me on that.
Jerry
Bob Shell wrote:
> On Tuesday, April 5, 2005, at 11:10 AM, Jan Decher wrote:
>
> > It's interesting that this Zeiss bump problem seems to be the same
> > weakness that befalls older aluminum Land Rovers where non-aluminum
> > rivets and bolts have been used.
>
> You have to wonder where the metallurgists were. Citroen did the same
> on the DS cars, aluminum hoods riveted to steel hinges with steel
> rivets.
>
> Maybe these vehicles, LR and Citroen, were designed with consulting
> metallurgical help from Lucas???
>
> Bob
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