Firearm construction

Firearms – Breech loading – Side swinging barrel

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Details

42 107, F41C 1110

Patent

active

046140514

ABSTRACT:
A firearm has a barrel assembly and a breech block pivotally mounted with respect to the barrel assembly. The barrel assembly has a barrel block and a pair of barrels mounted in over and under relationship. The breech block has a generally forwardly projecting water table. Locking elements are provided for retaining the barrel assembly and breech block in desired relative relationship for firing with a portion of the locking elements being on the barrel assembly and a portion being on the breech block. In one embodiment rearwardly projecting key elements on the barrel assembly engage recesses on the breech block. A lever stem cooperates with shell head support members through cam means to urge the shell head support members forwardly when the firearm is in the firing position. Inertia firing pins may be provided in the shell head supports and intermediate firing pins may be provided in the lever stem.

REFERENCES:
patent: 51959 (1866-01-01), Newbury
patent: 98579 (1870-01-01), Fox
patent: 182557 (1876-09-01), Castle
patent: 414213 (1889-11-01), Hall
patent: 477410 (1892-06-01), Grouleff et al.
patent: 1834544 (1931-12-01), Klebe
patent: 2577335 (1951-12-01), Lambert
patent: 4182064 (1980-01-01), Martensson
patent: 4182065 (1980-01-01), Martensson
patent: 4283873 (1981-08-01), McIntyre
patent: 4328635 (1982-05-01), Klavestad
Mueller et al, "Small Arm Lexicon and Concise Encyclopedia" Shooter's Bible Inc. (South Hackensack, N.J.), publishers p. 227 (1968).
Wallack "American Shotgun Design and Performance" Winchester Press (New York, N.Y.)--p. 17 (1978).
Zuts "The Double Shotgun" Winchester Press, New Century Publishers Inc. (Piscataway, N.J.) p. 79 (1978).

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