Weapon trigger mechanism

FIELD: weapons and ammunition.

SUBSTANCE: trigger mechanism is installed on small arms of a carriage-mounted gun of a bullpup configuration with prior recoil of a firing device inside its guide bed, equipped with the right and left gun handles. A trigger mechanism comprises the following: a figured spring-loaded slider trigger element with two triggers, a muzzle ledge, acting at a transversely moving spring-loaded strut of a full bent in the front position of the firing device, and a breech ledge of the trigger element acting at the strut. The breech ledge is installed on a spring-loaded cam available on the slider trigger element. The breech and muzzle full cocks of the slider trigger element are installed at the distance, the value of which provides for locking of the spring-loaded hinged cock in the cocked position immediately after the first shot in the "fixed" burst firing mode. The trigger mechanism comprises a cock moderator to reduce the firing rate in the "burst of arbitrary length" mode. The longitudinal figure slider trigger element is placed on the carriage-mounted gun equipped with a basic longitudinal metal element, which carries the movable firing unit and metal bases of weapon gun handles. The return spring of the trigger element is placed on a breech rod of the slider trigger element with a rest of the muzzle end at the crank transition of the trigger element, and of the breech end - at the breech wall of a seat for this spring.

EFFECT: possibility to fire both at a fast and slow rates.

2 cl, 6 dwg

The invention relates to weapons, in particular to trigger mechanisms, and can be used in individual small arms type "lapeyronnie" automatic layout "bullpup" advanced recovery "shooting unit to increase the length of the rollback in the production of "fixed" queue of three or four shots, and in the embodiment, the "smart box" with two handles on the base bearing metal element of the latter.

Known trigger weapons /see log for "Kalashnikov", No. 1/2004, p.10-16, see the description: "5.45 mm experimental lapeyrouse machine TKB-0146", the designer Stechkin IA, TsKIB soo, Tula, Russia/posted on lapeirousia machine layout "bullpup", made on the basis of the hinged trigger with the possibility of influencing the drummer only for the production of the first shot in the "fixed" queue when you roll back a spring-loaded "shooting unit" weapons.

The disadvantage of this device is its inability to lapeirousia machine with advanced skiing out "shooting unit to extend the length of the subsequent rollback when placed on its "guide bed" two parallel handles of the weapons.

Known trigger weapons /see patent RF №2383841, the earlier development of ed is RA and this application Glukhov AV, Russia, which is the closest analogue to the technical nature of the claimed object, because it is placed on lapeirousia machine layout "bullpup" advanced recovery "shooting unit, also made on the basis of the hinged trigger, affecting only drummer for the production of the first shot in the "fixed" queue of three or four shots, also provided: "septula timer" and "septula arming of the trigger, which is placed transversely, and has polzuny trigger element weapons, equipped with two parallel trigger hooks to the left and right pistol handles this lapeyrouse machine.

The disadvantage of this device is the inability Polzunova trigger element option to perform a "smart box" weapons based on the base metal of the last element.

Technical challenge is adapting Polzunova the trigger element of the trigger mechanism of the weapon for the variant of implementation of the "smart box" last base bearing metal element with two parallel handles of the weapons.

The technical result is achieved in that the trigger mechanism is placed on small arms type lapeyronnie machine layout "bullpup" with the ability to prefix inogo way "shooting unit" weapons inside his "guide box", equipped with left and right pistol handles, and there are two trigger mentioned Polzunova element to "muzzle the ledge"affecting "whispered arming trigger" only "front" position "shooting unit", and "fiscal ledge"affecting mentioned "whispered arming trigger" only in the "rear" position "shooting unit" relative to its "guide box"in which "the firing unit is in the locked position, these spring-loaded polzuny trigger element is placed between the outer surface of the firing unit and the inner surface "guide box" with the possibility of its longitudinal movement, and its "fiscal ledge" run as "dog" with the ability to pass over it sliding spring-loaded "shooting unit, and the opportunity to move to the "dogs" in a fighting position with accommodation, "whispered arming of the trigger only after the initial stroke Polzunova trigger element weapons, and the value of the distance between the above-mentioned "muzzle" and "official" projections provides locking the hammer in the cocked position after the first shot in the "fixed line", also has a mechanism "moderator trigger", made with the discerning business is through reducing the rate of fire up to the value lets abolish the mechanism of interpreter types of fire", also referred to polzuny "the trigger element is placed on the instrument, with two pistol "handle fire control", between which is placed the lower longitudinal box, which serves to lower the ejection of shells, and the trigger element is a longitudinal "slider"on the muzzle of which the transverse brackets placed two "trigger", and "public terminal" posted by "recoil compression", and this figure "the trigger element is placed between the right outer surface of the receiver "the firing unit and the inner surface "guide box" weapons, relying on the basic metal element of the latter, longitudinally to "lower window" for ejected, and the passage referred to "trigger hooks through their respective "slots guide Lodge", the latter has on its inner side surface "figure leading a groove for sliding connection with the above-mentioned "official dog of the trigger element, and also has a permanent connection with a horizontal plate spring", "muzzle end of which is rigidly connected to the side wall "guide box" through "rivet" connections, with the possibility of placing between this plate PR is InEU and the side wall of the guide bed mentioned vertical muzzle hanging Polzunova trigger element, moreover, relative to the horizontal projection of the last mentioned "muzzle the ledge" and "fiscal ledge-dog" posted on "right leg" regarding this arrow fork "of the trigger element weapons; in addition, the above-mentioned "government ledge-dog" is placed on "state lateral axis" narashima with the last two shoulders lever, provided with a reflexive "spring, torsion", and "big government leverage this lever is slanted relative to the horizontal projection of this lever with side "discharge" effect on the outer end Polzunova spring "whispered arming of the trigger, the "small muzzle shoulder" this "arm" has a "slave side ledge placed inside the mentioned figure, the leading groove", available on the internal lateral surface of the "smart box", with the possibility of "large shoulder" in his fighting position before the end of the "whispered", only after the first half of the course this spring Polzunova trigger element; in addition, the above-mentioned "whispered arming of the trigger" is hiltebrand element, which covers the other guide sleeve", is rigidly connected to its closed end with an inner side the surface of the receiver "strelau the th unit" weapons, placed transversely to the longitudinal axis of the latter, and includes a return spring compression this Polzunova "whispered", also provided: "locking ledge", which serves for contact with the "combat platoon trigger", and "guide", serving to hold against axial rotation "hiltebrand element is made as one the receiver also has the ends of the latter, serving as a "restrictor" for Polzunova "whispered"hold the latter from falling out through the "hole" in the wall of the receiver, allowing you to build the telescopic site, and "end projection" interacts with the "long end" "return the torsion spring, which is equipped with a lever "whispered" platoon timer trigger, these "locking protrusion whispered" is "oblique" end surface for lateral discharge of the "whispered", also "oblique combat platoon hinge trigger, placed on an axis parallel to the longitudinal axis "hiltebrand whispered"and have "combat torsional spring"; in addition, the above mentioned mechanism moderator trigger" is placed in the socket on the rear surface of the trigger and connected narashima with the last of the spring-loaded sleeve, the outer end of which upon release of the CSD is and his "septula" interacts with "sawtooth" ledges, posted on referred to "covering" the core sector of the movement of the upper end of the trigger, with the possibility of inhibitory "friction" effect on the latter, in the initial phase of the movement sector mentioned end of the "sleeve".

Distinctive features of the aggregate exhibit a new property - the possibility of placing on the above figure polsonom "trigger" left trigger on the transverse bracket covering the bottom of the base metal element, performed as a component of "smart box" weapons layout "bullpup"pre-move "shooting unit" of these weapons to extend the length of the subsequent rollback to the last, in the production of "fixed" queue of three or four shots when using the usual "tubular" cartridge, and an improved figure polzuny "the trigger element in the new version is placed between the outer right side surface the receiver rolling "shooting unit" arms and the inner surface of the right side wall of the above-mentioned "guide box"containing two parallel pistol handles this lapeyrouse weapons, with the possibility of relying on the base metal element napravlyayus what about the Lodge" weapons of this longitudinally moving Polzunova trigger element weapons.

The technical result is ensured by the fact that the improvement Polzunova trigger element to trigger lapeyrouse machine with the ability to pre bulging "shooting unit" the latter allows to reduce the profile size and to simplify the design and operation of this lapeyrouse machine /in the final version - the original series/ by the last base of the metal element.

The invention is illustrated by drawings, where: Figure 1 shows the placement of the trigger inside the receiver "shooting unit" and "guide box" last, side view, left; 2 - the same, shown in horizontal section a-a /1/; Figure 3 shows the placement of a spring-loaded Polzunova "trigger" element inside the "guide box" weapons depicted in the projection of Figure 2; Figure 4 shows the "L-shaped" lever "dogs" trigger mechanism of the weapon depicted in the projection of Figure 1; Figure 5 shows a spring-loaded transverse whispered combat platoon the trigger shown in the profile section b-B /s 1/; 6 shows the operation of the mechanism moderator of the trigger shown in the projection of Figure 1.

The trigger mechanism of the weapon contains (see Figure 1-6/: curly polzuny "shutter element 1 having "a muzzle for arachnia brackets" - 2 for the two trigger hooks - 3; slotted - 4 on the base metal element - 5 "guide box" weapons, equipped with a parallel "handles fire control" - 6 and placed between them "neck ejection window - 7 for the lower release liner. Also available: official "guide rod" - 8 the shutter element /1/ for recoil" - 9 last, posted with a focus on the public part of the "nest" - 10 item /5/, "Cam transition - 11 on the item /1/ emphasis referred to "recoil" /9/ and fixation from falling out forward item /1/, with "l-shaped muzzle ledge" - 12, is placed above the horizontal flexible plate" - 13, rigidly connected through riveted joints" - 14 his "muzzle" end to the side wall "guide box" /5/. Also: "L-shaped" lever - "dog" - 15, which is posted on the official "lateral axis" is 16, and has its own "spring return" /torsion/ - 17, with small vertical shoulder of the lever /15/ rests on "muzzle stop" - 18 inside his "leading figure of the groove" - 19, available on the wall "guide box" /5/, also "high leverage" - /15/ has "official combat the ledge" - 20 "bevel for end covering sleeves - 21, which is movably placed on "covered by the sleeve" - 22, which has a rigid connection 23 of its closed end to the side wall of the receiver - 24, is placed opposite the "holes" /to build the site/ - 25 available on the other side, also within this telescopic node /21, 22/ posted by "recoil" /compress - 26 for covering sleeves" /21/, on the outer surfaces of which are: "the ledge, locking combat platoon trigger" - 27 and placed opposite to the last side "guide" - 28 placed inside a channel transverse guide element 29 having a welded connection 30 to the receiver /24/ weapons. Also shown: figure end /spring hammer/ - 31; the recoil spring /torsion/ - 32 for "whispering platoon timer trigger" - 33 placed on transverse flange axis - 34; "holes" /receiver/ - 35 for the axes of the trigger and sear" /33/ last; "lateral projection" - 36 "bolt carrier" - 37 and hinge trigger - 38 placed on the transverse axis 39 and is provided with a return spring /torsion/ - 40 and "platoon-timer" - 41 and side "combat platoon trigger - 42, with public bevel - 43 for the corresponding "bevel" - 44 "protrusion, the locking combat platoon trigger" /27/. Also shown is the lateral support rib" - 45 placed on the bottom of the receiver /24/. Also showing: "the nest" - 46 "sleeves" - 47 with a "return spring" - 48 placed on the rear surface of the trigger /38/, razmeshanny on the "sleeve" /21/ "sawtooth" ledge - 49; drummer - 50; and a slot for passage of a trigger - 51 of the bottom of the receiver /24/.

The trigger mechanism of the weapon works as follows. For the production of "fixed line" of three or four shots movable "firing unit to increase the length of your rollback moves from his back "fixed" position in its forward position relative to the "guide box" /5/ weapons. The first shot in this "fixed" queue is carried out by acting on the outer end of the "covering sleeves" /21/ "muzzle fighting ledge" /12/ through horizontal flexible plate" /13/, which provides the lateral direction of the transfer movement from the "ledge" /12/ cross posted "sleeve" /21/ without offset rolling back "the firing unit" weapons. Further, when the transverse movement of "liners" /21/posted on "covered core" /22/ "the ledge, locking combat platoon trigger" /27/posted on "core" /21/frees side "combat platoon trigger /42/, and the hinged trigger /38/previously cocked, under the action of its "recoil" /40/ affects drummer /50/ weapons with the production of the first shot in the "fixed" queue. Later in the beginning rollback "shooting unit due to recoil "muzzle fighting ledge" /12/ frees the outer ends of katevoegele" /21/, and she is under the influence of his "recoil" /26/ moves transversely to its original position, and axial rotation of this "pocket" holds her side "directed ledge" /28/having a sliding connection with his channel "guides transverse element /29/posted inside the "receiver" /24/, simultaneously sliding the "bolt carrier" /37/ vvodit the trigger, which is to eliminate the distorting effects on its "axis" /39/ forms a sliding connection is placed on the bottom of the receiver /24/ "side reference edge" /45/, while "official bevel /43/ side "arming of the trigger /42/ interacts with a corresponding "bevel" /44/ "protrusion, the locking combat platoon trigger" /27/, facilitating cross-move "covering sleeves" /21/, which, along with its return movement under the action of its return spring /26/ locks the hammer in its cocked position. This description is not considered the workings of a limit number of shots" and "percussion mechanism, the transmitting function of the striker bolt carrier arms, since both of these mechanism is the author of the previously obtained patents No. 2393404 and No. 2395777 providing shooting mode "fixed" queue. When the shooting mode queue of arbitrary length", and "single fire" assests who are at the back "fixed" position "shooting unit" relative to its "guide box" /5/. In this position the firing unit" cross-abstraction "covering sleeves" /21/ through "official combat ledge" - slant /20/posted on "L-shaped" lever /15/, also swinging on a "lateral axis" /16 and is equipped with a "return spring torsion" /17/and the slave "low shoulder", offset inward of the leading groove" /19/inside "guide box" /5/ and snabjennyh muzzle focus /18/ for pressing trigger - right or left - 3 and respectively lead back "curly" Polzunova "trigger item /1/ to carry out the disengagement side "arming trigger" /42/ "ledge" /27/, as in the production of the first shot in the "fixed" queue, but through the "bevel" /20/, which acts on the end of the "sleeve" /21/ and posted on the breech end of the "big lever" lever /15/, which under the influence of spring" /17/ turned on "axis" /16/because of its "low shoulder" also moved inside the "master slot" /19/. Moreover, during the reverse movement of the trigger Polzunova item /1/ with the release of his trigger /3/ automatically reverse the rotation around the "axis" /16/ this lever /15/ compression "spring" /17/and the outer end of the "sleeve" /21/ gets the opportunity to pass on this "official martial ledge is m - the bevel /15/ when moving forward firing unit" inside "guide box" /5/ for the production of "fixed" queue. If the trigger /3/ not free, continuous fire will continue until the magazine runs out of ammo, with the release of the trigger /38/ will be implemented by splitting "whispered platoon timer trigger" /33/managed by "lateral projection" /36/moving in its forward position "bolt carrier" /37/. And the shooting mode to "single fire" is carried by briefly pressing the trigger, because the low rate of fire in automatic mode /500 invoice. in min/ provides a mechanism to ' moderator trigger" due to the inhibitory "friction" interaction between: posted by on the trigger /38/ spring-core /47/, the outer end of which protrudes beyond the upper end of the trigger, and posted on the "sleeve" /21/ sector rotation of this end of the trigger sawtooth protrusion for moderator trigger" /49/made with the possibility of a slowdown are already "free" trigger in the initial stage of its movement to the drummer /50/.

In addition, "curly" form Polzunova "trigger item /1/ all firing modes enables the bottom of the ejected through placed between the "branches" of this item, /1/, and also mentioned the mi "handles fire control" /6/, "the mouth of the lower ejection window" /7/, adapting these weapons layout "bullpup" for shooting both from the left and from the left shoulder of the shooter.

The Assembly of this trigger mechanism is in the following order. Polzuny "trigger item /1/ is placed longitudinally on the base metal item /5/ "guide box" weapons, the latter is covered by a bottom transverse bracket /2/ left trigger /3/ of the trigger element. In the receiver "shooting unit is placed on its flanged axes" /34, 39/, respectively, spring-tensioned lever "whispered platoon timer trigger" /33/ and the spring-loaded trigger /38/, and at the end of the Assembly is the connection "shells" /21, 22/ posted in them "spring" /26/, while "covering sleeve" /21/ passes through a lateral hole" /25/ in the receiver and is held from falling out by curly elongated end /31/ "recoil /hammer/" 40, after which the firing unit is located inside your "guide box" /5/.

The claimed invention /trigger weapons/ included in the group of the proposed inventions that have been previously stated by the author as the project lapeyrouse machine with a constant "intermediate" store, automatically rechargeable removable from the lower core the main store, and a spring-loaded "firearm unit, tentatively moved forward inside "guide box" to produce "fixed" queue of three or four shots.

1. The trigger mechanism for firearms of the type lapeyronnie machine layout "bullpup" preliminary protruding firing unit inside the guide boxes, supplied by the right and left pistol handles, and the trigger mechanism includes: curly spring polzuny the trigger element having two trigger located on the lateral arms, muzzle ledge, placed closer to the muzzle of the weapon, affecting transversely moving spring-loaded sear arming trigger only in the front position of the firing unit relative to its guide lodges, and Treasury edge of the trigger element affecting whispered arming of the trigger only to the rear of the firing unit, and public protrusion placed on the spring-loaded dog available on polsonom the trigger element and configured to pass over it when you roll back the firing Assembly of the outer end of the transverse whispered arming of the trigger, with the possibility of moving this dog in a fighting position through its interaction with leading notch placed on the principles of Enna side surface of the right side rail of the Lodge during the initial course Polzunova trigger element, and with the possibility of assignment of the down state of the combat ledge spring-loaded dogs during the reverse movement starting position of a spring-loaded Polzunova trigger element, but also with the possibility of passage over public battle ledge spring-loaded pawl of the outer side end face of the transversely moving whispered arming of the trigger when the protruding firing unit's weapon from his back fixed position relative to the guide boxes, and breech and muzzle combat ledges Polzunova trigger element placed at a distance, the magnitude of which is locked in the cocked position, a spring-loaded hinge trigger after the first shot in the shooting mode "fixed place" at the beginning of the rollback of the firing unit's weapons, also the trigger mechanism includes the moderator of the trigger to reduce the rate of fire mode queue of arbitrary length", carried out only in the rear fixed position of the firing Assembly of the weapon by means of a spring-loaded lever sear platoon timer trigger, characterized in that the longitudinal curly polzuny the trigger element placed on lapeirousia weapons, equipped with basic longitudinal metallic element which carries the movable firing unit and metal base pistol hand is ATA weapons, moreover, the trigger element is placed during Assembly of the device between the right wall of the receiver firing unit and the inner surface of the right breech the walls of the base metal element, which serves as a component of the guide boxes of weapons, and supporting surface for longitudinally moving the trigger element, and return spring trigger element placed on the breech rod Polzunova trigger element focusing the muzzle end on the crankshaft transition of the trigger element, and the state end - state wall socket for this spring, available on the receiver firing unit, in addition, left side bracket left trigger goes around the bottom of the base longitudinal metallic element, placed ahead the left base of the pistol grip of the weapon, both the trigger inside the guide slots available on the grounds of both pistol handles weapons, between which is placed a protective cap for the lower longitudinal open base metal element of the guide boxes used for the lower release liner.

2. The trigger mechanism according to claim 1, characterized in that the l-shaped muzzle fighting ledge Polzunova trigger element influences placed on the side wall of the guide boxes of weapons of g is horizontal leaf spring, connected to the side wall only at its muzzle end can accommodate between breech plate curved plate and the side wall of the guide lodges weapons muzzle fighting ledge Polzunova the trigger element, and behind the leaf spring on the guide wall of the Lodge hosted a leading notch, equipped with a muzzle hard ledge to control the spring-loaded dog rolling Polzunova the trigger element, and the state of combat ledge of this dog is designed as a bevel L-shaped lever located on the side axis Polzunova the trigger element and provided with a return spring torsion with the possibility of lateral impact to the outer end of the transverse relative to the longitudinal axis of the chamber and Polzunova spring sear arming of the trigger, and the other shoulder of the L-shaped lever communicates with its leading figure of the groove located on the side wall of the guide boxes, with the ability to rotate the L-shaped lever for longitudinal movement Polzunova trigger element for influencing the outer end of the sear arming of the trigger, which is executed on the basis of the telescopically United: covered sleeves rigidly connected to its closed end to the side wall of the receiver firing unit is, and spring covering sleeve, provided with a ledge, directly affecting combat platoon trigger and employees the actual septula arming the hammer, and also movable covering sleeve and provided with a lateral slave directed protrusion movably placed inside its transverse channel guide element rigidly connected to the receiver firing unit, and a restrictor sleeve is elongated and curved end of the mainspring hammer found in the Assembly of weapons between the end part of the guided protrusion covering the liner and the side wall of the receiver with the corresponding hole for the passage of the beveled outer end of the covering sleeve, which is located behind the hinged trigger placed on the flange axis and when its cocked by sliding the shutter frame, sliding along a lateral support rib placed on the bottom of the receiver, and the interacting surface side cocking the hammer and hanging-whispered the last, placed on the transverse covering the shell have corresponding facing each other bevels, also the moderator of the trigger is made on the basis of the spring-loaded sleeve, housed in a longitudinal slot on the rear surface of the trigger with the possibility of braking is its impact on the trigger in the beginning of the movement of the released trigger via frictional engagement of the outer end of the spring sleeve and placed on the sector move end of this sleeve relative to the side projection device sawtooth projections made as one with a wraparound sleeve on its outer surface, in addition, the receiver box firing unit arms have apertures of the side walls for installation of flanged axes of the trigger lever and sear platoon timer trigger, also on the bottom wall of the box has a slot for a partial pass outside of the receiver cocked the hammer of the weapon.