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-   -   Microwelding for ejector repair (https://parkerguns.org/forums/showthread.php?t=35413)

Brian Dudley 02-02-2022 10:37 PM

Stan,
I think that what your screws are most lacking are the light cuts that go in the same direction of the screw slots. That is done with a fine comb. It looks like the edges of the slot may have just been peened down to clean them up some which lightened the comb engraving.

Dean Romig 02-03-2022 06:40 AM

Brian, please describe a “fine comb”. Is this some kind of engraving tool?





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Brian Dudley 02-03-2022 07:22 AM

That would be a question better asked to an engraver I guess. But yes, it is a tool that lays put the evenly spaced shallow lines.

I once gave Geoffroy a new screw to engrave at one of the shoots and it had the fine shadow lines on it like that. He could not do it there and had to take it home because he said he did not have the “comb” with him to do it.

Dean Romig 02-03-2022 07:28 AM

Thanks Brian. I hadn’t seen the comb engraving on the screwhead itself but they are very obvious in the flower petals surrounding the screws as well as in the foliate engraving forward of the trigger plate.





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Brian Dudley 02-03-2022 08:04 AM

It is very common along the screw slots on Ithacas, Lefevers and graded Foxes. Of certain eras of manufacture.

Brian Dudley 02-03-2022 08:23 AM

Quote:

Originally Posted by Frank Srebro (Post 354741)
...what's commonly called the "Roll Joint", or properly the Joint-Block.


The Parts legends from Meriden Catalogs lists this part as being called a "Roll".

Frank Srebro 02-03-2022 09:17 AM

Quote:

Originally Posted by Brian Dudley (Post 354910)
The Parts legends from Meriden Catalogs lists this part as being called a "Roll".

That may be but the Ejector Patent names it numerous times as the: Joint-Block.

Brian Dudley 02-03-2022 09:18 AM

Ok. I was wondering where the joint block term came from.

Stan Hoover 02-03-2022 09:33 PM

1 Attachment(s)
Quote:

Originally Posted by Brian Dudley (Post 354893)
Stan,
I think that what your screws are most lacking are the light cuts that go in the same direction of the screw slots. That is done with a fine comb. It looks like the edges of the slot may have just been peened down to clean them up some which lightened the comb engraving.

Brian,

This a picture of a NIB NID, I believe I understand now the light cuts you’re referring to.

Mike Koneski 02-05-2022 02:48 PM

Stan, I would have liked to help you out with your question but I am not very familiar with a comb. :rotf:


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