Back to results
US 8,011,286 B2Granted
Field gun aim
AssigneeBAE SYSTEMS plc
InventorDavid Andrew Eagleston
Life of this patent
Estimating the term…
Abstract
A howitzer suitable for deployment on a ground plane, the howitzer comprising a barrel for firing a projectile, the barrel defining a barrel axis and having a muzzle towards the front end of the howitzer and a breech towards the back end of the howitzer; a cradle for holding the barrel at an azimuth and an elevation; a recoil accommodating mechanism such that the barrel can move along the barrel axis relative to the cradle; a bearing for varying the azimuth of the cannon; and a linkage for varying the elevation of the bearing.
Claims10
A howitzer suitable for deployment on a ground plane, the howitzer comprising:
- i) a cannon comprising
- a) a barrel for firing a projectile, the barrel defining a barrel axis and having a muzzle towards the front end of the howitzer and a breech towards the back end of the howitzer;
- b) a cradle for holding the barrel at an azimuth and an elevation;
- ii) a bearing for varying the azimuth of the cannon;
- and
- iii) a linkage for varying the elevation of the bearing, the linkage further comprising:
- a pivot body into which the bearing is mounted, the pivot body rotating about a trunnion axis so as to vary the elevation of the bearing;
- a front leg;
- a first pivotable joint directly connecting the front leg to the pivot body on a side thereof;
- a back leg;
- and
- a second pivotable joint directly connecting the back leg to the pivot body on said side thereof.
9 more elements
Dependencies are inferred from the claim text.