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Double Rifles, Single Shots & Combinations >> Building Double Rifles & Gunsmithing

twobobbwana
.333 member


Reged: 25/11/11
Posts: 299
Loc: Queensland, Australia
Re: Questions On Building Double Rifles
      12/12/18 12:03 PM

Pugwash,

Thank you for your input.

It appears that a double rifle needs to be wider at the breechface and bar to accommodate greater barrel/chamber thickness (due to greater breech pressures than a shotgun), deeper in the bar (at the rear) to resist flexing in the elbow of the breechface and bar, longer in the water table/bar to add material between the lumps/bites. Larger in the hinge pin.

A dolls head extension/greener crossbolt would stop the barrels trying to lift and push forward while the elbow of the breechface/bar was "flexing".

You don't like hidden third bites. I'd say, along with side clips, the hidden third bite stops axial movement...….but the bulk of the bulk of the movement/stresses would be longitudinal - along the bar (?). I'm aware that I'm getting into territory here that is out of my "engineering" depth.

Back action sidelocks, as against bar action sidelocks, are preferable to leave more strength/thickness in the bar/elbow area of the action.

This is just my summary and I don't presume to speak for you nor "lead the witness".

Re the double rife built on a shotgun action debate. Bearing in mind the above factors one still has to wonder how heavy does the action have to be in these areas to still result in a reliable durable double rifle. Remembering that it would be rare for a carry around hunting double rifle to be a rare article to have been fired 1,000 times. All being equal it would be the pressures involved with a double rifle cartridge that would be the determining factor.

I find this topic fascinating, and again, I thank you for sharing your knowledge Pugwash.

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Entire topic
Subject Posted by Posted on
* Questions On Building Double Rifles brennon272 21/01/18 05:47 PM
. * * Re: Questions On Building Double Rifles twobobbwana   23/01/18 11:46 AM
. * * Re: Questions On Building Double Rifles DarylS   23/01/18 11:56 AM
. * * Re: Questions On Building Double Rifles Shotgunlover   25/01/18 09:23 PM
. * * Re: Questions On Building Double Rifles twobobbwana   04/05/18 10:42 AM
. * * Re: Questions On Building Double Rifles MotelAlpha   26/05/18 12:10 AM
. * * Re: Questions On Building Double Rifles DarylS   26/05/18 02:48 AM
. * * Re: Questions On Building Double Rifles MotelAlpha   26/05/18 03:06 AM
. * * Re: Questions On Building Double Rifles Aaron_Little   10/08/18 02:10 AM
. * * Re: Questions On Building Double Rifles twobobbwana   23/10/18 11:47 AM
. * * Re: Questions On Building Double Rifles brennon272   23/11/18 05:59 AM
. * * Re: Questions On Building Double Rifles Pugwash   23/11/18 11:47 PM
. * * Re: Questions On Building Double Rifles brennon272   24/11/18 12:53 PM
. * * Re: Questions On Building Double Rifles twobobbwana   28/11/18 11:40 AM
. * * Re: Questions On Building Double Rifles Pugwash   29/11/18 06:58 AM
. * * Re: Questions On Building Double Rifles transvaal   30/11/18 03:24 AM
. * * Re: Questions On Building Double Rifles twobobbwana   03/12/18 11:43 AM
. * * Re: Questions On Building Double Rifles Pugwash   04/12/18 07:18 AM
. * * Re: Questions On Building Double Rifles transvaal   05/12/18 10:07 AM
. * * Re: Questions On Building Double Rifles twobobbwana   05/12/18 12:42 PM
. * * Re: Questions On Building Double Rifles bouldersmith   08/12/18 12:07 AM
. * * Re: Questions On Building Double Rifles Pugwash   10/12/18 07:20 PM
. * * Re: Questions On Building Double Rifles twobobbwana   12/12/18 12:03 PM
. * * Re: Questions On Building Double Rifles Pugwash   12/12/18 06:24 PM
. * * Re: Questions On Building Double Rifles twobobbwana   14/12/18 11:46 AM
. * * Re: Questions On Building Double Rifles Pugwash   14/12/18 07:11 PM
. * * Re: Questions On Building Double Rifles tinker   15/12/18 02:32 AM
. * * Re: Questions On Building Double Rifles twobobbwana   17/12/18 11:37 AM
. * * Re: Questions On Building Double Rifles brennon272   18/12/18 06:18 AM
. * * Re: Questions On Building Double Rifles twobobbwana   18/12/18 11:38 AM
. * * Re: Questions On Building Double Rifles brennon272   19/12/18 03:20 PM
. * * Re: Questions On Building Double Rifles Pugwash   19/12/18 06:24 PM
. * * Re: Questions On Building Double Rifles brennon272   20/12/18 01:50 PM
. * * Re: Questions On Building Double Rifles transvaal   20/12/18 06:09 AM
. * * Re: Questions On Building Double Rifles twobobbwana   20/12/18 11:46 AM
. * * Re: Questions On Building Double Rifles Sarg   20/12/18 03:36 PM
. * * Re: Questions On Building Double Rifles twobobbwana   20/12/18 11:48 AM
. * * Re: Questions On Building Double Rifles brennon272   20/12/18 03:36 PM
. * * Re: Questions On Building Double Rifles Pugwash   20/12/18 06:25 PM
. * * Re: Questions On Building Double Rifles transvaal   21/12/18 08:49 AM
. * * Re: Questions On Building Double Rifles twobobbwana   21/12/18 12:16 PM
. * * Re: Questions On Building Double Rifles twobobbwana   21/12/18 12:27 PM
. * * Re: Questions On Building Double Rifles Pugwash   21/12/18 06:23 PM
. * * Re: Questions On Building Double Rifles Pugwash   21/12/18 08:59 PM
. * * Re: Questions On Building Double Rifles brennon272   22/12/18 05:37 AM
. * * Re: Questions On Building Double Rifles twobobbwana   16/01/19 11:50 AM
. * * Re: Questions On Building Double Rifles brennon272   21/12/18 07:25 AM

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