| 1/00 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) |
| 1/02 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) Hypervelocity missile propulsion using successive means for increasing the propulsive force, e.g. using successively initiated propellant charges arranged along the barrel length; Multistage missile propulsion |
| 1/04 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) Missile propulsion using the combustion of a liquid or gaseous fuel, e.g. hypergolic fuel |
| 1/06 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) Adjusting the range without varying elevation angle or propellant charge data, e.g. by venting a part of the propulsive charge gases, or by adjusting the capacity of the cartridge or combustion chamber |
| 1/08 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) Recoilless guns, i.e. guns having propulsion means producing no recoil |
| 1/10 | Missile propulsion characterised by the use of explosive or combustible propellant charges (projecting missiles without use of explosive or combustible propellant charge F41B; launching rockets or torpedoes F41F 3/00; missile self-propulsion F42B 15/00) Recoilless guns, i.e. guns having propulsion means producing no recoil a counter projectile being used to balance recoil |
| 3/00 | Breech mechanism, e.g. locks |
| 3/02 | Breech mechanism, e.g. locks Block action, i.e. the main breech opening movement being transverse to the barrel axis |
| 3/04 | Breech mechanism, e.g. locks Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block |
| 3/06 | Breech mechanism, e.g. locks Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block about a horizontal axis transverse to the barrel axis at the rear of the block (F41A 3/08 takes precedence) |
| 3/08 | Breech mechanism, e.g. locks Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block carrying a rotably mounted obturating plug of the screw-thread or the interrupted-thread type (F41A 3/3 takes precedence) |
| 3/10 | Breech mechanism, e.g. locks Block action, i.e. the main breech opening movement being transverse to the barrel axis with sliding breech-block, e.g. vertically |
| 3/12 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis |
| 3/14 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively |
| 3/16 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks |
| 3/18 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks hand-operated |
| 3/20 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks hand-operated Straight-pull operated bolt locks, i.e. the operating hand effecting only a straight movement parallel to the barrel axis |
| 3/22 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks hand-operated the locking being effected by rotating the operating handle or lever transversely to the barrel axis |
| 3/24 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks hand-operated the locking being effected by rotating the operating handle or lever transversely to the barrel axis the locking elements forming part of the operating handle or lever |
| 3/26 | Breech mechanism, e.g. locks Bolt action, i.e. the main breech opening movement being parallel to the barrel axis Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks semi-automatically or automatically operated, e.g. having a slidable bolt-carrier and a rotatable bolt |