# US 11,306,988 B1 · Hammer extension for a muzzle loading firearm

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- Number: US 11,306,988 B1
- Document ID: US11306988B1
- Status: Granted
- Kind: B1
- Application number: 17/180,814
- Filed: 2021-02-21
- Granted: 2022-04-19
- Earliest claimed: 2021-02-21
- Assignees: Richard D. Osborn
- Applicants: Richard Douglas Osborn
- Inventors: Richard Douglas Osborn
- Web page: https://patentgrep.com/patent/US11306988B1

## CPC

- F41A 19/14: Hammers, i.e. pivotably-mounted striker elements; Hammer mountings
- F41C 9/08: Muzzle-loading smallarms; Smallarms with flintlock mechanisms; Accessories therefor
- F41A: FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41C: SMALLARMS, e.g. PISTOLS, RIFLES (functional features or details common to both smallarms and ordnance, mountings therefor F41A; projecting missiles without use of explosive or combustible propellant charge F41B); ACCESSORIES THEREFOR

## Abstract

A hammer extension design for use with various firearms, including specifically muzzle-loading firearms, that makes operating the hammer easier, faster, and safer. The present invention discloses a muzzle-loading firearm which includes a stock, a barrel fastened to said stock, a pivot mounted to said stock, a trigger and hammer mechanism comprising of a hammer and a lever arm both secured to said pivot.

## Claims

### Claim 1

A muzzle-loading firearm comprising:
a stock;
a barrel fastened to said stock, said barrel having a chamber end and a muzzle end, wherein said chamber end has a touch hole or a nipple;
an action pivot affixed to said stock, wherein said action pivot may be rotated to an engaged position or a fired position;
a hammer affixed to said action pivot;
said hammer having a generally elongated body and a first and second end at respective ends of said body, and having a first central axis defused by an imaginary line extending along said body and aligned with both said first and said second ends, wherein said first end is secured to said action pivot and said second end contacts a frizzen or a primer cap when in said tired position;
a hammer extension having an L shape body with a central pivot point, a first and a second end at respective ends of said body, wherein said pivot point is secured with said hammer to said action pivot and said first end engages with said hammer and said second end provides leverage for rotating said action pivot between said fired position and said engaged position.

### Claim 2 (depends on 1)

The muzzle-loading firearm recited in claim 1, wherein said hammer extension is positioned relative to said stock such that the user has an unobstructed view along the length of said barrel.

### Claim 3 (depends on 1)

The muzzle-loading firearm recited in claim 1, wherein said action pivot is in said engaged position when said second end of the hammer extension is in a direction parallel to said barrel.

### Claim 4 (depends on 1)

The muzzle-loading firearm recited in claim 1, wherein said action pivot is in said fired position when said second end of the hammer extension is in a direction perpendicular to said barrel.

### Claim 5 (depends on 1)

The muzzle-loading firearm recited in claim 1, wherein said second end of the hammer, said action pivot, and said second end of the hammer extension form a V-shape.

### Claim 6 (depends on 5)

The muzzle loading firearm recited in claim 5 wherein the angle of said V-shape is about 90°.