Archived posting to the Leica Users Group, 2003/02/27

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Subject: Re: [Leica] MP and rewind crank.
From: John Collier <>
Date: Thu, 27 Feb 2003 23:01:46 -0700

Unlike all the other rewind cranks, it has a substantial top to it. 
This would be enough to compensate for the open side. It does not have 
to be very rigid. I never used the setscrew on my Wasserman rewind 
crank. I just held it on with a bit of silicone.

John Collier

On Thursday, February 27, 2003, at 08:37 PM, Jerry Lehrer wrote:

> Oh, I saw the knurling on the inboard side of the device, but what 
> holds
> the rewinder on if it is not a complete circle?  It would be 
> structurally
> unsound otherwise.
> I will try to understand any technical explanation, as I am an 
> aerospace
> stress analyst, (though recently retired).
> John Collier wrote:
>> Take another look Jerry, it does not go all around the knob. There is
>> nothing you have to fit between the knob and the top plate when it is
>> retracted.
>> On Thursday, February 27, 2003, at 07:49 PM, Jerry Lehrer wrote:
>>> Then I assume that there is enough clearance to mount it on the
>>> existing
>>> knob.
>>> I tried a few on my M2 and M3, but the accessory rewinder needed an
>>> amount of filing, before it could fit 'tween the knob and the RF
>>> housing. I
>>> was hoping for a device to substitute for the outer portion of the
>>> present
>>> knob.
>>> Back to the drawing board. (CATIA CAD terminal)

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Replies: Reply from Rolfe Tessem <> (Re: [Leica] MP and rewind crank.)