An assembly of a receiver (1) with a barrel (4) wherein the barrel (4) is inserted into a barrel hole (7) in the receiver (1) and is attached in a replaceable manner by means of a clamping connection that comprises a longitudinal slot (2) that longitudinally divides the receiver (1) wall in the insertion location of the barrel (4). In the location of the longitudinal slot (2) at least two transversal screws (3) pass through the receiver (1). In the location of the longitudinal slot (2), a transversal hole (5) extends into the receiver (1) and a transversal pin (10) passes through the transversal hole (5) in such a way that the transversal pin (10) reaches into a corresponding transversal recess (9) in the barrel (4). Perpendicularly to the longitudinal axis of the transversal pin (10) a threaded hole (11) with a connecting screw (12) passes through the transversal pin (10). The connecting screw (12) further passes through a straight-through hole (6) in the receiver (1) and through a stock/frame (13) of the firearm to connect the receiver (1) to the stock/frame (13) of the firearm.
A firearm, comprising a frame (1) in which a breech block carrier (4) is arranged, as well as a barrel (2) behind the rear face (3) of which the breech block (5) is arranged in the frame (1). The barrel (2) is firmly connected to a barrel sleeve (6). The barrel sleeve (6) is slidingly mounted in a linear guide in the frame (1). The breech block (5) is mounted behind the rear face (3) of the barrel (2) slidingly in the direction of the barrel (2) axis. The breech block carrier (4) is slidingly mounted in a linear guide in the frame (1). On the top side of the breech block (5), a vertically movable locking block (9) is arranged, and the locking block (9) can be introduced into a recess (10) in the barrel sleeve (6). The frame (1) is provided with a front stop (12) of the barrel sleeve (6) and a rear stop (13) of the barrel sleeve (6). The barrel sleeve (6) is provided with a front stop (15) of the breech block (5), and a rear stop (16) of the breech block carrier (4). A barrel spring (14) is arranged between the frame (1) and the barrel sleeve (6).
F41A 3/46 - Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrrel or breech housing having sliding locking elements, e.g. balls, rollers mounted on the bolt
F41A 3/86 - Coil spring buffers mounted under the barrel
F41A 11/00 - Assembly or disassembly featuresModular conceptsArticulated or collapsible guns
F41A 19/24 - Release-trigger mechanisms, i.e. the striker element being released during the return movement of the trigger subsequent to trigger pull
F41A 19/30 - Mechanical firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins the percussion or firing pin being movable relative to the breech-block propelled by a spring under tension in bolt-action guns
6.
Assembly of a breech, a breech block and an ejector
An assembly of a breech (1), a breech block (2) and an ejector (3) wherein the breech (1) is connected to the breech block (2) with the use of a groove (10), arranged in the breech block (2), and a corresponding recess, arranged in the breech (1). An ejector (3) is arranged in the breech (1) that is longitudinally adjustable in a sliding way between the front and rear end position. The ejector (3) is biased by a spring (6) against the shooting direction. On the back of the ejector (3) a recess is arranged that a peg (7) that protrudes from the breech (1) reaches into. At the rear side of the ejector (3), a longitudinal pin (4) is arranged that fits into an opening (5) in the breech block (2) in the rear end position of the ejector (3). On the part of the ejector (3) that protrudes out of the breech (1), a stop surface (9) is arranged for bearing on the breech guide (11) that protrudes out of the breech (1) block.
F41A 15/16 - Cartridge extractors, i.e. devices for pulling cartridges or cartridge cases at least partially out of the cartridge chamberCartridge ejectors, i.e. devices for throwing the extracted cartridges or cartridge cases free of the gun for bolt-action guns the ejector being mounted on the breech housing or frame
F41A 15/14 - Cartridge extractors, i.e. devices for pulling cartridges or cartridge cases at least partially out of the cartridge chamberCartridge ejectors, i.e. devices for throwing the extracted cartridges or cartridge cases free of the gun for bolt-action guns the ejector being mounted on, or within, the bolt
7.
Hammer assembly of the automatic mechanism of a firearm
A hammer assembly of the automatic mechanism of a firearm, comprising a breech (4) that is pushed towards the barrel (3) by a return spring (6). On the breech (4) and/or in the breech case (3) a hammer carrier (10) is arranged in a sliding way that is pushed towards the breech by a striking spring (13). The hammer carrier (10) carries a hammer (11). The hammer (11) is arranged on the hammer carrier (10) movably between the front end position and the rear end position wherein between the front and rear end positions of the hammer (11), there is a play (F). The hammer (11) is pushed to the front end position by the hammer spring (12).
A trigger resistance mechanism, especially of rifles, comprising a trigger device, containing at least one class 1 lever (12) whose one arm is adapted to be controlled by the trigger (2) while a trigger (2) resistance spring (4) bears on the other arm. The spring (4) is fitted, at the end averted from the trigger (2), with a bearing element (3) that bears on a cam (1) that is seated in the firearm frame in a rotary way.
An automatic action assembly of a firearm, comprising a barrel (2) with a sliding cartridge chamber (1) arranged in a sliding way between the front and rear dead center. The movement of the sliding chamber (1) is delimited by at least one first stop (3) on the sliding chamber (1) and a corresponding at least one second stop (4) connected to the barrel (2). Between the first stop (3) and second stop (4), there is a play (A). In the rear part of the sliding chamber (1), a breech block (5) is lockably connected at the end of which a breech block (5) carrier (6) is to mounted in a sliding way. The breech block (5) carrier (6) is pushed by a return spring (7) towards the barrel (2). The breech block (5) is fitted with an unlocking mechanism for delayed disconnection of the breech block (5) from the sliding chamber (1).
F41A 3/38 - Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrrel or breech housing having rocking locking elements, e.g. pivoting levers or vanes
The firearm comprises a firearm housing (1) connected to the barrel assembly (2), a firearm breech (3) mounted in the housing (1) and connected to a spring for forcing the breech (3) to its initial shooting position, a tensioning lever (11), a tensioning lever (11) carrier (4) that is connected to the tensioning lever (11) and arranged for common linear movement in the axial direction of the firearm with the tensioning lever (11) in and against the shooting direction. The tensioning lever (11) contains the first latch (6) and lever part (7) wherein the first latch (6) is arranged for controlled movement by means of manual control of the lever part (7) from the first position—shooting position, wherein the first latch (6) is engaged with the barrel assembly (2), fixing the tensioning lever (11) to the barrel assembly (2), to the second position, wherein this engagement is disconnected and the tensioning lever (11) can move in the said axial direction against the shooting direction. The carrier (4) comprises the second latch (5) arranged in such a way that when the first latch (6) is in the said first position, the second latch (5) is out of engagement with the breech (3), so the breech (3), during its movement against the shooting direction caused by the shot, is not connected to the carrier (4), and when the tensioning lever (11) is outside the shooting position and touches the breech (3) at the same time, the second latch (5) is in engagement with the breech (3) and the tensioning lever (11) is thus fixed to the breech (3). The carrier (4) is further arranged for controlled movement in the said axial direction by means of manual control of the lever part (7).
An air gun with a barrel, provided with a bore, the bore being connected to the supply channel of the compressed medium. The supply channel is terminated with an annular distribution space arranged around the axis of the barrel, distribution channels connected to the barrel bore running from the annular distribution space towards the axis of the barrel.
The trigger mechanism for automatic and semi-automatic pistols contains a trigger lever (53), a trigger (50) connected to the trigger lever (53) and a container (302) for guiding a rear part of a breech (304). The trigger lever (53) is connected to the trigger (50) in a rotary way and comprises two arms (54, 55) having a space between them through which a magazine of the pistol passes and being connected with a cross rail (56) to which a vertical plate (57) is connected and which is provided on its top side with a top tooth (59) for tensioning a firing pin (1) and with a projection (49) for releasing the firing pin (1) block (46). The trigger (50), the vertical plate (57) and the firing pin (1) lie on a vertical plane of symmetry of the pistol and the arms (54, 55) are located symmetrically with respect to this plane.
F41A 19/30 - Mechanical firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins the percussion or firing pin being movable relative to the breech-block propelled by a spring under tension in bolt-action guns
14.
Breech catch mechanism for automatic and semi-automatic pistols
A breech catch mechanism for automatic and semi-automatic pistols includes a catch (502) of a breech comprising two longitudinal rails (400, 401) that are attached to pistol body or to an inserted container at one end in a rotary way and at the other end they are connected with a bridge (402). One of the rails (400, 401) is provided with an internal projection (405) protruding into a space between the rails (400, 401). The mechanism further includes the breech provided with a feeding bridge (250) and a cartridge feeder (500) positioned under the internal projection (405) and configured to push, after feeding of the last cartridge, from below against the internal projection (405), thus tilting the breech catch (502) from its basic position upward to an upper position in which the breech leans with its feeding bridge (250) against an outer surface (408) of the bridge (402) of the catch (502) of the breech to lock the breech in the rear position.
A connection mechanism for connection of a firearm receiver and a shoulder mount, the fire arm receiver comprising a closing part, the closing part containing a latch arranged in a movable way between a locking position, in which in an assembled firearm the latch engages with the receiver and the closing part is prevented from being removed from the receiver, and an unlocking position, in which the latch disengages from the receiver and the closing part can be removed from the receiver. The closing part further contains a lever to control the movement of the latch from the locking position to the unlocking position and/or from the unlocking position to the locking position.
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