Barrel for muzzle loading firearm

  • US 5,639,981 A
  • Filed: 12/19/1995
  • Issued: 06/17/1997
  • Est. Priority Date: 12/19/1995
  • Status: Expired due to Term
First Claim
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1. A muzzle loading firearm comprising a stock, a firing mechanism, and a barrel, said barrel having an inner cylindrical surface which defines a longitudinal bore and a muzzle opening to the bore at one end of the barrel, said inner cylindrical surface comprising:

  • (a) a main portion which has rifling; and

    (b) a smooth muzzle portion which is integral with said main portion and which extends from said main portion to said muzzle opening, the muzzle portion of said inner cylindrical surface having a larger inner diameter than the inner diameter of said main portion and having a length which is from 3/8" to 1".

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