patent chamber?

[bummy]

Hello every one. First time poster.
I have a Lyman GPR flintlock made by Investarms 50 cal.
Can you tell me if this rifle has Patent chamber? Thanks.

 

[mike54]

it has a patent breech

 

[Flint62Smoothie]

Lookie here for some examples of such breeches ...

https://www.muzzleloadingforum.com/threads/pedersoli-patent-breech-design.131405/#post-1826522

 

[bummy]

Thank you very much.

 

[hanshi]

I detest any so-called "patent breech". But I do have to admit that of the several rifles I've owned over the years I never had a problem that I could definitively lay at the feet of the PB. I still have one, a .54, that has one and love this rifle.