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US 5,239,911 AGranted
Multiple-round grenade launcher
OwnerPierre A. Ostorinventor
Life of this patent
Estimating the term…
Abstract
A hand operated grenade launcher having a multiple round detachable magazine positioned to overlie the launcher barrel and to cooperatively deposit a cartridge in firing position, the launcher having a gas operated delay blow back action which automatically ejects a fired cartridge and actuates the deposit of a live cartridge in firing position in connection with the magazine.
Claims6
A semi-automatic multi-round grenade launcher, having in combination
- a frame member,
- an elongated slot forming a track in said frame,
- a grenade receiving pivot block disposed on said track,
- a bolt member movable along said frame,
- a rack member connecting said pivot block and said bolt,
- a pair of elongated springs attached to said bolt under tension,
- a grenade casing ejector port adjacent said slot,
- said rack member causing said pivot block to rotate adjacent the end of said slot,
- a magazine disposed above said frame axially of said barrel,
- means in connection with said magazine adapted to unload a grenade therefrom,
- said magazine having a grenade unloading gate vertically aligned with said pivot block when said pivot block is angled at 90.degree. thereto,
- said springs retracting said bolt and the same engaging said pivot block causing it to retract 90.degree., whereby
- said bolt engages and overlies a portion of said pivot block and moves forwardly to engage said barrel forming a firing chamber therewith.
10 more elements
A hand operated multi-round grenade launcher, having in combination
- a body having a frame therein,
- a barrel carried in said frame,
- a magazine overlying said body above said barrel,
- said magazine being adapted to carry a plurality of grenades therein cross-wise thereof,
- a loading-unloading gate in said magazine,
- an elongated slot in said frame forming a track,
- a pivoting block movable on said track having an upper carriage adapted to receive a grenade,
- a bolt movable on said frame aligned with said pivoting block,
- said pivoting block having a depending stationary cog having a plurality of teeth,
- a rack member slidable in said frame having a toothed portion engaging said teeth of said cog and having an extended handle engaged with said bolt,
- a pair of coil spring members secured to said frame and extending to and being secured under tension to said bolt urging the same in the direction of said pivoting block,
- said rack causing said pivoting block to pivot to receive a grenade and to become aligned with said barrel upon receiving said grenade, and
- said bolt responsive to urging by said springs moving forward on said frame to overlie said pivoting block and the grenade carried thereby and engaging said barrel to form a firing chamber therewith.
10 more elements
A hand operated multi-round grenade launcher, having in combination,
- a barrel,
- a magazine disposed above said barrel adapted to carry a plurality of grenades each embodying a primer and having a casing,
- pressure means in connection with said magazine adapted to urge said grenades into a loading position,
- a frame member having a track therein,
- a body underlying said frame member and having an ejection port at one side thereof,
- a grenade receiving pivot member mounted onto said track,
- a bolt member in coordination with said pivot member,
- means operatively connecting said bolt member and said pivot member moving said pivot member to become crosswise of said magazine,
- a casing ejecting means coordinated with said moving pivot member ejecting a fired grenade casing through said ejection port,
- a gate opening in said body feeding by said pressure means a grenade into a loading position as received by said pivot member as its movement ends,
- means moving forwardly into alignment with said barrel said bolt and said pivot member having said grenade,
- said bolt and said pivot member engaging the adjacent end of said barrel moving said grenade therein and forming a firing chamber, and
- said grenade being positioned to be fired.
10 more elements
Dependencies are inferred from the claim text.