JP4389111B2 - Medicinal type air gun - Google Patents

Description

  The present invention relates to a cartridge-type air gun capable of firing a bullet loaded in a cartridge case by gas pressure and discharging the bullet.

Conventionally, a toy air gun (referred to as an “air gun”) in which a plastic bullet (so-called “BB bullet”) is fired by gas pressure is well known. A cartridge-type air gun has also been developed that can discharge an empty cartridge case after firing a bullet.

  Therefore, referring to Patent Document 1 for a conventional cartridge type air gun, the invention of this document relates to an automatic rifle type model gun, and has a structure for loading, firing, and expelling bullets using gas pressure. Is.

  However, a gas storage tank, which is a supply source of vaporized gas, is provided on the front floor portion of the gun body, and a magazine containing the cartridge case in a vertical shape is provided in the vicinity of the barrel. Since the tank and the magazine are separate structures, and the gas storage tank and the magazine are fixed to the gun body, the gas storage tank of the gun body is filled with gas each time the vaporized gas is exhausted. There was an inconvenience of having to.

Further, in this patent document, since the magazine is also fixedly provided on the gun body, there is a disadvantage that the magazine of the gun body must be filled with the cartridge case when the bullet is lost.
Japanese Patent Publication No. 4-16715

  The present invention has been made in view of the above circumstances, and is a cartridge-type air gun capable of firing and expelling bullets provided in a cartridge case, in a magazine provided separately from the gun body. It is an object of the present invention to provide a cartridge type air gun in which a gas accumulator chamber and a magazine are integrally formed, and this magazine is loaded into the magazine chamber of the gun body so that bullets are discharged and empty cartridges are discharged. To do.

In order to achieve the above object, the case-type air gun according to claim 1 of the present invention can be moved back and forth within an inner barrel provided on the barrel of the gun body and a slide that moves back and forth on the outer periphery of the inner barrel. A cartridge type air gun that forms a chamber between the cylinder provided in the chamber and discharges an empty cartridge case after firing a bullet from the cartridge case loaded in the chamber , the cartridge case penetrating through the front and rear in the case An elastic O-ring is fixed to the inner periphery near the tip of the hole, and the bullet is held in the through-hole by pushing the bullet against the elasticity of the O-ring from the tip side of the through-hole. A magazine configured separately from the gun body can be detachably mounted in the magazine chamber provided in the magazine chamber, and the magazine is provided in the front side of the magazine body and is sequentially loaded with a plurality of cartridge cases laid down. The magazine you get, A follower elastically biased upward by a follower spring in the magazine; a gas pressure storage chamber provided on the rear side of the magazine main body; and a gas discharge path provided on the front side above the gas pressure storage chamber; A gas discharge hole provided in a boundary wall that separates the gas pressure storage chamber and the gas discharge path, a link chamber that is arranged above the gas pressure storage chamber and on the rear side of the gas discharge path, and rotates to the link chamber A valve link pivotally supported, a discharge valve that is locked to the valve link and that operates downward by rotation of the valve link, and a valve base that supports the lower end of the discharge valve via a valve spring in cartridges type air gun made integrally includes a magazine base that closes the lower open side of the gas accumulation chamber to support the lower end of the valve base, when the magazine mounted state in the magazine chamber, The uppermost cartridge case loaded in the magazine magazine is held on the bottom surface of the slide in the forward position, and the nozzle rubber provided at the upper end of the gas discharge passage of the magazine body fits into the nozzle receiver that communicates with the cylinder passage. As a result, when the slide is manually retracted, the uppermost cartridge case in the magazine is released from being held by the bottom surface of the slide, and the uppermost case cartridge Is energized to the chamber by the elastic force of the follower spring, so that when the slide is released from the retracted state, the uppermost cartridge case in the magazine moves to the chamber while the slide elastically returns to the front. It moves into a state of being loaded into the chamber, and the outer periphery of the front end of the chamber loaded in the chamber is locked to the chamber holding recess provided at the rear end of the inner barrel, and the peripheral bottom of the chamber is By engaging with a bottom holding groove formed at the front end of the cylinder, the cartridge case is held in the chamber, and the cylinder passage in the cylinder communicates with the through-hole in the cartridge case held in the chamber, thereby It is characterized by being in a launch standby state .

  According to the cartridge type air gun of the present invention, the magazine has an integral structure in which the magazine body is provided with a magazine case provided with a magazine for storing a number of cartridge cases and a gas pressure accumulating chamber having a gas inlet. By installing a magazine prepared in advance in the magazine chamber of the gun body, the user can supply the vaporized gas in the gas accumulator chamber and the cartridge case in the magazine to the gun body side.

  In addition, the cartridges stored in the magazines in the magazine are filled with bullets. After loading the cartridges into the chamber of the gun body, the bullets in the cartridges are fired to discharge empty cartridges. Therefore, the user can realize the pleasure of firing a bullet and the pleasure of discharging an empty shell with a single air gun.

  Furthermore, according to the cartridge type air gun of the present invention, it is possible to collect the empty cartridge case discharged after the bullet is fired, and to regenerate the cartridge case simply by stuffing the bullet into the empty case, so there is no waste in the cartridge case. , Users can enjoy the work of packing bullets into empty shells and loading them into magazine magazines.

  Embodiments of the present invention will be described below with reference to the drawings. In the description of the present invention, the term “front” refers to the muzzle side of the gun body, and the term “rear” refers to the hammer side of the gun body.

  The air gun of the present embodiment has a magazine 5 loaded with a cartridge case 4 mounted in a magazine chamber 3 provided in a handle 2 of a gun body 1 shown in FIG. 4a can be discharged.

  Two embodiments will be given as examples of the magazine 5 according to the present invention. In the first embodiment, as shown in FIGS. 2A to 2D, a magazine 5 is configured by covering a magazine 7 formed in a magazine body 6 with a magazine case 8 (8A) having a U-shaped cross section. It is what you do. In addition, as shown in FIGS. 3A to 3D, the second form of the magazine 5 includes a magazine main body 6 provided with a magazine 7 and a gas pressure accumulating chamber 9 in a cylindrical magazine case 8 (8B). The magazine 5 is configured by being inserted into the inside.

  The first embodiment and the second embodiment of the magazine 5 will be described in detail. The configurations common to both are shown in FIGS. 2 (c) and (d) or FIGS. 3 (c) and (d) (FIG. 3 ( As shown in (c), which is enlarged for the sake of explanation), the magazine 7 and the gas accumulating chamber 9 are formed by dividing the area into the front and rear of the inside of the magazine body 6. Thus, the magazine 5 is integrally formed with the magazine 7 and the gas accumulator chamber 9. Further, as shown in FIGS. 2D and 3D, the lower open side of the gas accumulating chamber 9 can be closed by the magazine base 10 and vaporized from the gas inlet 11 provided in the magazine base 10. Gas can be injected into the gas accumulator chamber 9. The magazine base 10 is fixed to the magazine body 6 by fitting the locking projections 10a and 10a provided on the magazine base 10 into the locking holes 6a and 6a provided near the lower end of the magazine body 6. .

  Further, as shown in FIG. 3C, a gas discharge path 12 is provided on the front side above the gas pressure accumulation chamber 9 of the magazine body 6, and a link chamber 13 is provided on the rear side. That is, a gas discharge hole 15 is formed in a boundary wall 14 provided in the upper part of the gas accumulator chamber 9, and an upper end portion of a discharge valve 16 that opens and closes the gas discharge hole 15 is pivotally supported by the link chamber 13. The valve link 17 is locked by the operation of a valve hammer 18 which will be described later, and the valve link 17 is rotated, whereby the discharge valve 16 is operated downward to open the gas discharge hole 15.

  The lower end of the discharge valve 16 is supported by a rod-shaped valve base 20 via a valve spring 19. The lower end of the valve base 20 is inserted into a locking recess 10b formed in the magazine base 10, and the discharge valve 16 is always urged upward by a valve spring 19 to close the gas discharge hole 15. When the valve link 17 is rotated by the operation of the valve hammer 18 as described above, the discharge valve 16 is operated downward to open the gas discharge hole 15. A nozzle rubber 21 is provided at the upper end of the gas discharge path 12, and as will be described later, when the magazine 5 is mounted in the magazine chamber 3, the nozzle rubber 21 is in close contact with the main body side and the gas discharge path 12 is airtight. It becomes possible to keep sex.

  Further, the inside of the magazine 7 is configured such that a follower 23 supported by a follower spring 22 is elastically biased upward, and can be sequentially loaded on the upper portion of the follower 23 with the cartridge case 4 lying down. Has been. A large number of cartridge cases 4, 4... Loaded in the magazine 7 hold all of the cartridge cases in the magazine 7 by locking the uppermost cartridge case 4 with a projection (not shown) provided at the upper end of the magazine case 8. can do.

  In the magazine 5 having the above-described configuration, as shown in FIGS. 2A to 2D, the first form (8A) of the magazine case 8 has a magazine 7 provided in the magazine body 6 having a U-shaped cross section. It is configured to be covered by the magazine case 8 (8A). That is, the magazine case 8 (8A) has a U-shaped cross-section with one side open, is sized to cover the magazine 7, and has a small diameter fitting along both side ends of the magazine case 8 (8A). A plurality of holes 24 are formed, and projections 25 corresponding to the respective fitting holes 24 are formed along the edge of the magazine 7 of the magazine body 6, and the magazine case 8 (8 </ b> A) is opened to the side of the magazine 7. 2 (b) and 2 (d) are inserted in the direction of the arrow, and the projections 25 on the magazine body 6 side are fitted into the respective fitting holes 24 of the magazine case 8 (8A), thereby the magazine case 8 (8A Can be detachably attached to the magazine body 6.

  Note that the structure for attaching the magazine case 8 to the magazine 7 is not limited to the fitting structure of the fitting hole 24 and the protrusion 25 as described above, but, for example, a long groove is formed in the magazine case 8 and the magazine 7. You may make it the structure which forms a protrusion and fits in a slide type.

  In addition, as shown in FIGS. 3A to 3D, the second form of the magazine case 8 includes a magazine main body 6 provided with a magazine 7 and a gas pressure accumulating chamber 9 configured in the same manner as described above. The magazine case 8 (8B) is covered by inserting it into the shape. That is, the magazine body 6 is inserted into the inside from the lower open side of the flat cylindrical magazine case 8 (8B) which can surround the entire circumference of the magazine body 6 having the magazine 7 and the gas accumulating chamber 9. By doing so, the outer periphery of the magazine body 6 including the magazine 7 is covered.

  Next, the structure of the cartridge case 4 in the present embodiment will be described. As shown in FIG. 3 (c), a through hole 26 penetrating the front and rear of the empty case 4a and a circumferential peripheral bottom portion 27 on the rear end side are provided. A rubber O-ring 28 is fixed to the inner periphery of the through hole 26 near the tip, and a tubular ring 29 is fixedly spaced apart from the O-ring 28 rearward. With this configuration, for example, a spherical plastic bullet (so-called “BB bullet”) B is pushed against the elasticity of the O-ring 28 from the front end side of the through-hole 26, so that the O-ring 28, the tubular ring 29, The bullet B can be held between. Such a cartridge case 4 can be reproduced by the user pushing the bullet B into the empty cartridge case 4a discharged from the gun body 1 by the firing of a bullet B described later.

  Next, the configuration of the gun body 1 according to the present embodiment will be described. As shown in FIG. 1, the magazine chamber 3 in which the magazine 5 is detachably mounted in the handle portion 2 of the gun body 1 is configured to be opened downward, and the magazine 5 can be inserted by being inserted into the magazine chamber 3. Is possible. The magazine catch 30a provided in the middle of the magazine chamber 3 is locked to a catch receiver 30b provided on the side of the magazine case 8, thereby fixing the magazine 5 inserted into the magazine chamber 3 at a fixed position. It has a stopper function and can be released by pressing the magazine catch 30a from the outside, whereby the magazine 5 can be removed from the magazine chamber 3.

  Further, as shown in FIG. 1, a thin cylindrical inner barrel 32 is fixed to a barrel 31 above the gun body 1, and a drug chamber is provided between the inner barrel 32 and a cylinder 33 provided behind the inner barrel 32. 34 is provided, and the cartridge case 4 sent from the magazine 7 can be loaded into the chamber 34 (see FIG. 5). When the cartridge case 4 is loaded into the chamber 34, as shown in FIG. 7, the outer periphery of the front end of the cartridge case 4 is locked to the case holding recess 35 (see FIG. 4) provided at the rear end of the inner barrel 32. At the same time, the peripheral bottom 27 of the cartridge case 4 is engaged with the bottom holding groove 36 formed at the front end of the cylinder 33, so that the cartridge case 4 is securely held in the drug chamber 34.

  As shown in FIG. 1, a penetrating cylinder passage 37 communicating with the medicine chamber 34 is formed in the front portion of the cylinder 33, and a plug 38 for opening and closing the cylinder passage 37 is formed at the rear end of the cylinder passage 37. Is provided via a plug spring 39, and the plug 38 is urged in a direction to open the cylinder passage 37 by the elastic force of the plug spring 39. The plug 38 and the piston 41 are connected by a piston spring 40. Normally, the plug 38 opens the cylinder passage 37 by the elastic force of the plug spring 39. When the plug 38 is pushed forward by the vaporized gas sent, the cylinder passage 37 is closed.

  On the other hand, an outer barrel 42 is provided on the outer periphery of the inner barrel 32, and a slide 43 is provided on the outer periphery of the outer barrel 42 so as to be able to move back and forth. The slide 43 is elastically biased forward as the slide 43 moves backward. A recoil spring 52 is provided around the recoil guide 51 provided below the barrel 31. The piston 41 is fixed at a fixed position inside the rear of the slide 43, and the piston 41 moves together with the back and forth movement of the slide 43. However, the cylinder 33 can move back and forth inside the slide 43.

  As shown in FIG. 1, a trigger 44 is pivotally supported on the frame 53 of the gun body 1, and the trigger 44 is connected to a shear 46 provided at the rear portion of the gun body 1 via a trigger bar 45. The shear 46 is rotatably provided by a shear shaft 46b provided at the lower end thereof, and a shear spring 48 is provided around the shear shaft 46b to urge the shear 46 in the counterclockwise direction as shown in the drawing. A claw portion 46 a formed on the upper portion of the hammer 47 is configured to be engaged with and disengaged from the shear locking portion 47 a of the hammer 47. The hammer 47 is biased by a hammer spring 49 provided on the hammer shaft 47b so as to rotate the hammer 47 counterclockwise as shown.

  Further, a long hole 18a provided in the valve hammer 18 with its tip facing the magazine chamber 3 is slidably fitted to the hammer shaft 47b, and a valve block spring 50 for pulling the valve hammer 18 toward the shear 46 is provided. As a result, the tip of the valve hammer 18 is urged below the magazine chamber 3. As shown in FIG. 4, the valve hammer 18 locks the upper side of the valve link 17 of the magazine 5 mounted in the magazine chamber 3, and the operation of the hammer 47 causes the valve hammer 18 to move back and forth within the range of the long hole 18a. By doing so, the valve link 17 can be rotated and regulated.

  Next, the operation of the air gun loaded with the magazine 5 according to this embodiment will be described. The magazine 5 is pushed into the magazine chamber 3 of the handle portion 2 shown in FIG. 1 from below to obtain the mounting state shown in FIG. At this time, the uppermost stage of the large number of cartridge cases 4, 4... Loaded in the magazine 7 of the magazine 5 is held by the package bottom surface 43a of the slide 43 at the advanced position. Further, when the nozzle rubber 21 of the magazine 5 is fitted to the nozzle receiver of the gun body 1, the gas discharge path 12 and the cylinder 33 are in communication with each other while the gas discharge path 12 is kept airtight.

  Next, as shown in FIG. 5, when the slide 43 is pulled backward against the elastic force of the recoil spring 52, the rear end of the slide 43 hits the hammer 47, so that the hammer 47 is tilted, and the shear of the hammer 47 is As a result of the locking portion 47a being locked to the claw portion 46a of the shear 46, the hammer 47 is maintained in a collapsed state. Further, when the slide 43 is retracted, the uppermost cartridge case 4 in the magazine 7 is released from being held by the bottom surface 43a of the slide 43 and moved to the upper chamber 34 by the elastic force of the follower spring 22 in the magazine 7. To start.

  Next, as shown in FIG. 6, when the slide 43 is released from the state pulled backward, the slide 43 returns to the front due to the elastic force of the compressed recoil spring 52, but the slide 43 returns completely. In the meantime, the uppermost cartridge case 4 moves to the medicine chamber 34 and is loaded in the medicine chamber 34 as shown in FIG. At this time, the outer periphery of the front end of the case 4 is locked to the case holding recess 35 at the rear end of the inner barrel 32, and the peripheral bottom 27 of the case 4 is engaged with the bottom holding groove 36 at the front end of the cylinder 33. The cartridge case 4 is held in the medicine chamber 34.

  Next, as shown in FIG. 8, when the trigger 44 is pulled to the end, the shear 46 is rotated by the operation of the trigger bar 45, and the shear locking portion 47a of the hammer 47 that is locked to the claw portion 46a of the shear 46 is obtained. Is removed, and the hammer 47 rotates counterclockwise by the elastic force of the hammer spring 49. Further, when the hammer 47 is rotated and the valve hammer 18 is moved forward, the valve link 17 is rotated to push the discharge valve 16 downward, and when the gas discharge hole 15 is opened, the gas accumulator chamber 9 is opened. The vaporized gas passes through the gas discharge passage 12 from the gas discharge hole 15, passes through the cylinder passage 37 in an open state, reaches the rear of the medicine chamber 34, passes through the through hole 26 in the cartridge case 4, and is a bullet. By pressing B from the rear, the bullet B is fired forward beyond the O-ring 28.

  Next, as shown in FIG. 9, after the bullet B is fired, the gas discharge hole 15 maintains the open state, so the vaporized gas from the gas accumulator chamber 9 continues to be released into the gas discharge path 12. As a result of the plug 38 being pushed forward, the cylinder passage 37 is closed, and as a result, the cylinder 33 is filled with vaporized gas, and the piston 41 is pressed backward. When the slide 43 is moved backward by this, the rear end of the slide 43 again pushes the hammer 47 backward to bring down the hammer 47, and when the shear locking portion 47a of the hammer 47 is locked to the claw portion 46a of the shear 46, the hammer 47 keeps falling. Further, as shown in FIG. 10, when the valve hammer 18 retreats and the valve link 17 is released and becomes rotatable as the slide 43 retreats, the discharge valve 16 moves upward by the elastic force of the valve spring 19. Then, when the gas discharge hole 15 is closed, the discharge of the vaporized gas from the gas pressure accumulation chamber 9 is stopped.

  Further, as shown in FIG. 11, as the slide 43 is moved backward, the uppermost cartridge case 4 in the magazine 7 is pushed upward by the elastic force of the follower spring 22. As a result, the empty case 4 a in the drug chamber 34 is moved outside. Will be discharged. After that, as shown in FIG. 6, until the slide 43 returns to the front, the next cartridge case 4 in the magazine 7 is pushed into the upper chamber 34 by the elastic force of the follower spring 22, and as shown in FIG. It is in a state of being loaded into the chamber 34 and is ready for the next projectile, and after that, it is possible to continuously fire bullets and discharge the cartridge case without manually retracting the slide 43. .

  In the above description, it is assumed that the bullet B is loaded in the cartridge case 4. However, according to the cartridge type air gun of the present invention, the bullet B is not loaded in the cartridge case 4, and the empty cartridge case 4a is loaded in the magazine 7. Even in the loaded state, only the bullet B to be fired does not exist, and the empty shell 4a can be discharged by the same operation as described above. Therefore, even when the bullet B is not packed in the cartridge case 4, it is possible to enjoy operations such as loading the cartridge case 4 (in this case, empty case 4a), retreating the slide 43, or discharging the empty case 4a.

  The air gun of the present invention is a cartridge type air gun capable of firing and discharging bullets provided in a cartridge case, and a gas accumulating chamber and a magazine are integrated in a magazine provided separately from the gun body. The magazine can be used as a cartridge type air gun in which the magazine is loaded into the magazine chamber of the gun body, and bullets are ejected and empty cartridges are discharged.

It is sectional drawing which shows the condition which is going to mount | wear with the magazine in the magazine chamber of the air gun by this invention. (a) is a side view showing a magazine according to the first embodiment of the present invention, (b) is a side view showing a situation where a magazine case and a valve base are attached to the magazine body, and (c) is a magazine according to the present invention. And (d) is a cross-sectional view showing a situation in which a magazine case and a valve base are attached to the magazine body. (a) is a side view showing a magazine according to the second embodiment of the present invention, (b) is a side view showing a situation in which a magazine main body and a valve base are attached to the inside of the magazine case, and (c) is a side view. It is sectional drawing which shows the magazine and cartridge case by this invention, (d) is sectional drawing which shows the condition which attaches a magazine main body and the valve base to the inside of a magazine case. It is sectional drawing which shows the condition which mounted | wore with the magazine chamber of the air gun by this invention. It is sectional drawing which shows the condition which retracted the slide of the air gun by this invention. It is sectional drawing which shows the condition where the slide of the air gun by this invention is moving forward. It is sectional drawing which shows the condition where the cartridge case in the magazine was loaded in the chamber of the gun body in the air gun according to the present invention. It is sectional drawing which shows the condition which is pulling the trigger in the air gun by this invention and firing the bullet in a cartridge case. It is sectional drawing which shows the condition where the slide is retracted after the bullet is fired in the air gun according to the present invention. It is sectional drawing which shows the condition where a slide reverse | retreats after discharge | releases a bullet and discharges empty cartridges in the air gun by this invention. FIG. 6 is a cross-sectional view showing a state in which the slide is retracted after the bullet is fired to discharge the empty cartridge case and the next cartridge case is loaded in the drug room in the air gun according to the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Gun body 2 Handle part 3 Magazine chamber 4 Shell 4a Empty shell 5 Magazine 6 Magazine body 6a Locking hole 7 Magazine 8 Magazine case 8A First form of magazine case 8B Second form of magazine case 9 Gas accumulating chamber 10 Magazine Base 10a Locking projection 10b Locking recess 11 Gas inlet 12 Gas discharge path 13 Link chamber 14 Boundary wall 15 Gas discharge hole 16 Release valve 17 Valve link 18 Valve hammer 18a Guide slot 19 Valve spring 20 Valve base 21 Nozzle rubber 22 Follower spring 23 Follower 24 Fitting hole 25 Protrusion 26 Through hole 27 Peripheral bottom portion 28 O-ring 29 Tubular ring 30a Magazine catch 30b Catch receiver 31 Barrel 32 Inner barrel 33 Cylinder 34 Medicine chamber 35 Medicine cup holding recess 36 Bottom holding groove 37 Cylinder passage 38 Plug 3 9 Plug spring 40 Piston spring 41 Piston 41a Locking portion 42 Outer barrel 43 Slide 43a Covering surface 44 Trigger 45 Trigger bar 46 Shear 46a Claw portion 46b Shear shaft 47 Hammer 47a Shear locking portion 47b Hammer shaft 48 Shear spring 49 Hammer spring 50 Valve Block spring 51 Recoil guide 52 Recoil spring 53 Frame B Bullet

Claims (1)

A medicine chamber is formed between the inner barrel provided in the barrel of the gun body and a cylinder provided in the slide so as to move back and forth on the outer periphery of the inner barrel, and loaded into the medicine chamber. A cartridge type air gun that discharges an empty cartridge case after firing a bullet from the cartridge case ,
The cartridge case has an elastic O-ring fixed to the inner periphery near the tip of the through hole that passes through the front and rear of the case, and a bullet is pushed into the through hole from the tip side of the through hole against the elasticity of the O-ring. The bullet is held,
A magazine configured separately from the gun body can be detachably mounted in the magazine chamber provided in the handle of the gun body.
The magazine is provided on the front side of the magazine main body and can be sequentially loaded with a plurality of cartridge cases laid, a follower elastically biased upward by a follower spring in the magazine, and a rear of the magazine main body. A gas pressure storage chamber provided on the side, a gas discharge path provided on the front side above the gas pressure storage chamber, a gas discharge hole provided in a boundary wall separating the gas pressure storage chamber and the gas discharge path, and a gas pressure storage A link chamber arranged in parallel to the rear side of the gas discharge path above the chamber, a valve link pivotally supported by the link chamber, and locked to the valve link and of the valve link A discharge valve that operates downward by rotation, a valve base that supports the lower end of the discharge valve via a valve spring, and a magazine base that supports the lower end of the valve base and closes the lower open side of the gas accumulator chamber In cartridges type air gun made integrally includes a
When the magazine is mounted in the magazine chamber, the uppermost cartridge case loaded in the magazine magazine is held on the bottom surface of the slide in the forward position, and is provided at the upper end of the gas discharge path of the magazine body. By fitting the nozzle rubber to the nozzle receiver that communicates with the cylinder passage, the gas discharge path and the inside of the cylinder are in communication with each other.
When the slide is manually retracted, the uppermost cartridge case in the magazine is released from being held by the bottom surface of the slide, and the uppermost case cartridge is urged into the chamber by the elastic force of the follower spring. When the slide is released from the retracted state, while the slide is elastically restored to the front, the uppermost cartridge case in the magazine moves to the chamber and is loaded into the chamber.
The outer periphery of the front end of the cartridge case loaded in the chamber is locked to the case holding recess provided at the rear end of the inner barrel, and the peripheral bottom portion of the case is engaged with the bottom holding groove formed at the front end of the cylinder. The cartridge case air gun is characterized in that the cartridge case is held in the chamber and the cylinder passage in the cylinder communicates with a through-hole in the cartridge case held in the chamber to enter a bullet firing standby state. .