WO2005061984A1 - エアガンの給弾装置およびエアガン - Google Patents
エアガンの給弾装置およびエアガン Download PDFInfo
- Publication number
- WO2005061984A1 WO2005061984A1 PCT/JP2003/016224 JP0316224W WO2005061984A1 WO 2005061984 A1 WO2005061984 A1 WO 2005061984A1 JP 0316224 W JP0316224 W JP 0316224W WO 2005061984 A1 WO2005061984 A1 WO 2005061984A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- piston
- bullet
- air gun
- nozzle
- cylinder
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/50—Magazines for compressed-gas guns; Arrangements for feeding or loading projectiles from magazines
- F41B11/55—Magazines for compressed-gas guns; Arrangements for feeding or loading projectiles from magazines the projectiles being stored in stacked order in a removable box magazine, rack or tubular magazine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A9/00—Feeding or loading of ammunition; Magazines; Guiding means for the extracting of cartridges
- F41A9/01—Feeding of unbelted ammunition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/50—Magazines for compressed-gas guns; Arrangements for feeding or loading projectiles from magazines
- F41B11/51—Magazines for compressed-gas guns; Arrangements for feeding or loading projectiles from magazines the magazine being an integral, internal part of the gun housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/60—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas
- F41B11/62—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas with pressure supplied by a gas cartridge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/60—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas
- F41B11/64—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas having a piston effecting a compressor stroke during the firing of each shot
- F41B11/642—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas having a piston effecting a compressor stroke during the firing of each shot the piston being spring operated
Definitions
- the present invention relates to an air gun bullet feeder and an air gun incorporating the same.
- a supply port provided in a supply chamber in front of an air injection port provided in a cylinder, a shutter for opening and closing the supply port, and rotation of a rotating gear
- a locking portion provided on the gear at a fixed radius away from the shaft
- a sliding arm which is linked with an engaging means engaging with the locking portion and a shutter and is biased by a spring in a sliding direction
- the shutter is opened and closed by the rotation of a rotary gear via a slide arm (for example, see Japanese Utility Model Publication No. 07-0226264).
- the air gun feeder is a slider-crank mechanism, a composite stress including bending stress is applied to the slide arm. Therefore, in combination with the above-mentioned thin plate thickness, breakage (or deformation) due to fatigue is likely to occur.
- high-speed firing mode a mode that fires bullets at high speed
- BB bullets a magazine containing the bullets
- the compression panel It is designed to send bullets. Therefore, when there are enough bullets in the magazine and when there are only a few remaining bullets, the force for sending out the bullets is different.
- high-speed firing mode when there are few remaining bullets, Misfeeding often occurs because delivery is not in time.
- air guns there are various types of air guns, from so-called toys to air guns used for contingency training such as close combat training (CQB training).
- CQB training close combat training
- the air gun used for emergency training in the latter case increases the tension during training and becomes accustomed to gun handling (including maintenance). It is preferable to completely simulate a gun.
- the present invention can improve the durability of the bullet supply device and the reliability of the bullet supply, can roughly reproduce the operability of a real gun that can be taken down, and maintain the supply device on the user side.
- the air gun bullet feeder according to claim 1 includes a piston portion and a cylinder portion slidably engaged with the piston portion, and is generated by a reciprocating operation of the biston portion.
- the cylinder portion is provided in the cylinder portion so as to be able to reciprocate for a required length so as to be closed and opened, and to be able to automatically return from the opened state to the closed state, and to allow the piston portion to move forward.
- Nozzle means responsive to the backward movement of the piston part and disconnectable from the piston part in response to the backward movement of the piston part; In response to the reverse movement of The nozzle unit connected to the stone unit is connected by the required length to open the supply tube, and the nozzle unit is connected to the nozzle unit from the piston unit at the stroke amount of the required length. It is characterized in that the connection is released and the supply opening is automatically closed.
- the air supply device for an air gun wherein the cylinder portion is a cylinder-shaped cylinder body, and is provided at a leading end of the cylinder body to communicate with a required diameter.
- a substantially ring-shaped cylinder head provided with a hole at the center, wherein the nozzle means is fitted in the communication hole so as to be capable of sliding to the required length, and a locking portion is provided at a base portion.
- the ton main body is urged and connected so as to be pressed against with a force greater than the urging force of the elastic member and with a force smaller than the engaging force between the locking portion and the locked portion.
- a joint part for connecting the required length stroke so as to be movable.
- An air gun bullet supply device is the air supply device according to claim 2 or 3, wherein a tip portion of the nozzle body is inserted and the bullet supply port is provided in a middle portion thereof.
- a hollow shaft-shaped chamber provided with a cylinder head, wherein the chamber is fixedly integrated with the cylinder head.
- An air gun is provided with the air gun feeder according to any one of claims 1 to 4, wherein the air gun has a barrel-side main body and a trigger-side main body.
- An air gun wherein the bullet firing means includes: a rack provided on a side surface of the piston portion; and a piston spring stretched in the piston portion and moving the piston portion forward.
- At least the bullet launching means and the nozzle means are removably mounted on the barrel side body, and the trigger side body is provided with a trigger mechanism provided with a sector gear which engages with the rack. And the trigger are connected so as to be able to take down.
- FIG. 1 is a partially cutaway front view and an enlarged view of an air gun using a bullet feeder according to the present embodiment.
- FIG. 2 is an explanatory diagram showing a series of operations of the bullet feeder according to the present embodiment.
- FIG. 3 is an explanatory view showing a state in which the air gun using the bullet feeder according to the present embodiment is taken down.
- a bullet feeding device B for an air gun includes a bullet firing means 1, a nozzle means 2, and a chamber 13.
- the bullet firing means 1 includes a cylinder part 11 and a piston part 12.
- the cylinder section 11 includes a cylinder body 101 and a cylinder head 102.
- the cylinder body 101 has a substantially cylindrical shape in which an elongated hole 11a is provided at an intermediate portion in the axial longitudinal direction, and has one end opened and the other end closed.
- the cylinder head 102 is provided with a communication hole 11b of a required diameter, and an O-ring 1 is provided in the middle of the communication hole 11b so as to guide and support a nozzle body 21 described later and to secure airtightness.
- O-ring 105 is provided in a substantially ring shape, and O-ring 103 for ensuring airtightness is interposed and fitted to the open end side of cylinder body 101.
- This cylinder head 102 An annular seal member 104 is embedded on the inner side surface of the cylinder body 101, and a step portion 1 1c for fitting a chamber 13 described later is connected to the communication hole 11 1b on the other opposite side surface. It is formed as follows.
- the piston section 1 2 includes a piston head 1 21, a piston ring 1 2 2, a piston body 1 2 3, a joint section 1 2 4, and a piston spring 1 2 5. It is arranged in the cylinder section 11.
- the biston head 1 2 1 has a biston groove 12 a formed vertically on the front side and concavely curved on the back side, and is fitted around the outer peripheral surface and fitted to the center of the top surface.
- the recesses 1 2b are recessed.
- a second seal member 126 is buried which is brought into close contact with the seal member 104 buried in the cylinder head 102 to make it airtight.
- a plurality of intake holes 12c communicating with the front vertical surface forming the piston groove 12a are provided so as to open to the base of the toner groove 12a.
- the above-mentioned fitting concave portion 1 2 b has a stepped portion 12 d having a diameter larger than the entrance diameter formed in the entrance and a tapered surface 12 e gradually expanding inward toward the inside.
- a concave portion 12 f having a required diameter is formed in the bottom surface which is formed continuously with 2 d and further expanded from the entrance diameter.
- An O-ring 127 is annularly mounted on the step portion 12d, and the O-ring 127 and the fitting concave portion 12b constitute a locked portion 12g.
- the piston ring 122 is an elastically deformable member mounted in the piston groove 122a, and is configured to slide on the inner wall of the cylinder body 101 while pressing it.
- the biston body 123 has a bottom at one end (left side in the drawing) and a cylindrical shape with an open end at the other end (right side in the drawing), and extends from the opening side end in the axial longitudinal direction.
- a rack 12 h with the required number of teeth was fixed to the side of the cylinder, and this rack 12 h was mounted on the cylinder body 101. It is arranged so as to polymerize with the long hole 11a.
- the cylinder body 101 and the biston body 123 have a slide groove and a projection (not shown) that engage with each other, so that the biston body 123 is prevented from rotating. It has been.
- the joint section 124 includes a slide pin 128 and a piston head spring 125.
- the slide pin 128 is inserted through the center of the bottom of the piston body 123 so that it can slide to the required length, and the tip is screwed to the center of the back of the biston head 121, and the head is shaped like a flange. An overhang is formed.
- the double-headed spring 1 29 has a smaller force than the engaging force between the locking portion 21 a and the locked portion 12 g described later, and is harder than the nozzle spring 22 described later (panel).
- the compression panel is a compression panel. One end is hooked on the step surface of the slide pin 1 2 8 head, and the other end is hooked on the bottom of the biston body 1 23. It is stretched so that the tonhead 1 2 1 is in close contact.
- the piston spring 1 25 is a compression panel stretched between the bottom of the piston main body 123 and the closed bottom of the cylinder main body 101, and moves the piston main body 123 forward. It is biased to move.
- the nozzle means 2 includes a nozzle body 21 and a nozzle spring 22 (elastic member).
- the nozzle body 21 has a locking portion 21 a having a hemispherical cross section and having a maximum diameter that can be guided and supported by the recess 12 f formed in the fitting recess 12 b of the biston head 12 1. And a pair of flanges 21b arranged side by side at a required interval in the middle, and the locking part 21a can be disengaged from the locked part 12g. And the communication hole 11b of the cylinder head 102 is located within the pair of flanges 2lb.
- the engaging force between the locking portion 21a and the locked portion 12g is larger than that of the above-mentioned screw head springs 129 and a nozzle spring 22 described later.
- the nozzle spring 2 2 is a compression spring that is smaller than the spring constant of the piston head spring 1 29 (softer than the piston head spring 1 29), and is a cylinder head 1
- the nozzle body 21 is extended between the side face of the communication hole 1 1 b and the front flange part 21 b so as to protrude and urge the front part of the nozzle body 21 backward.
- the chamber 13 has a hollow shaft shape provided with a communication hole, and a reduced diameter portion 3a reduced to a required diameter capable of guiding and supporting the nozzle body 21 is provided in the middle of the communication hole.
- the base 13 of the chamber is fitted to a step 11 c formed in the cylinder head 102.
- the reduced diameter portion 3a is provided with a bullet supply port 3b for supplying a bullet E, and the front side of the nozzle body 21 is closed so as to cover the bullet supply port 3b. Let me.
- the integrated air gun feeder B includes a barrel side main body C and a trigger side main body D via a hinge portion. It is installed in the air gun A that can be taken down.
- the air gun bullet feeder B includes a hole-shaped bullet feeder loading section c1 provided on a barrel line in a frame constituting the barrel side main body C, and a rack 1 below. It is detachably fitted so that 2 h faces.
- the trigger-side main body D includes a power supply unit (not shown), an electric motor (not shown), a speed reduction mechanism having a sector gear d1, a control unit (not shown), and a trigger d2.
- the electric motor is rotated by the electric power supplied from the power supply unit by pulling the trigger d2.
- the speed reduction mechanism linked to the electric motor is operated, and the sector gear d1 protruding from the frame constituting the trigger-side main body D is rotated.
- a magazine F capable of gradually sending out a bullet E by a bias of a compression panel is detachably attached to the trigger side main body D.
- the air gun A thus configured is connected via a hinge a1 so as to be able to take down so that the trigger body D, the barrel body C, the force sector gear d1 and the rack 12h are connected. .
- the air gun A is provided with a lock portion a2 at a position facing the hinge portion a1, and the take-down can be performed by releasing the lock portion a2.
- the bis ring 12 2 fitted in the bis groove 12 a becomes a cylinder and the vertical surface on the front side forming the bis groove 12 a.
- the inner wall of the main body 101 is pressed and deformed into an almost elliptical shape, and a gap is formed between the concave curved surface-forming surface on the rear side and the piston ring 122.
- the cylinder head 1 is connected to the cylinder head 1 through an intake hole 12 c communicating the second seal member 12 6 provided on the screw head 12 1 with a vertical surface on the front side forming the screw groove 12 a.
- the biston body is inserted through the above-mentioned gap and the air inlet 12 c. 1 2 3
- the air behind is circulated.
- the piston ring 122 mounted in the piston groove 122a has a concave curved surface on the rear side and the inner wall of the cylinder body 101. To prevent air flow.
- the locking portion 2 1 a formed at the base of the nozzle body 2 1 is attached to the O-ring 1 2 7 mounted on the step 1 2 d.
- the engagement between the locking portion 21a and the hooked portion 12g is released.
- the nozzle body 21 is automatically advanced by the elastic force of the nozzle spring 22 until the rear flange 21b provided on the nozzle body 21 comes into contact with the cylinder head 102.
- the nozzle tip closes the supply b 3b.
- the biston head 12 1 comes into close contact with the biston body 12 3, and the biston body 12 23 is retracted to the backward end through the rack 12 h combined with the sector gear d 1.
- the O-ring 127 mounted on the step portion 12d is engaged with the locking portion 21 of the nozzle body 21 protruding in front of the piston portion 12.
- it is pushed back and pushed over along the tapered surface 12 e continuously formed with the stepped portion 12 d, and fits together to form a recess 1 formed in the bottom surface of the biston head 1 2 1
- the locking portion 21a is guided and supported by 2f, and returns to the initial state.
- the mechanism operation related to the bullet supply closes and opens the supply rod 3b only by the same reciprocating motion as the biston, the operation loss is extremely small. Few. Therefore, power saving of the driving power supply can be achieved.
- the durability of the mechanism has been improved, and moreover, the time for efficiently opening the supply rod 3b in a limited space has been increased, thereby improving the reliability of the bullet supply and mimicking an actual gun.
- the air gun A which has an external appearance, can be easily installed inside.
- the lock unit a2 When performing maintenance or takedown training including replacement of parts of the bullet feeder B, the lock unit a2 is released. Especially the bullet supply In the case of replacing the parts of the position B, the parts can be easily replaced by pulling out the parts from the supply unit c1.
- the cylinder portion constituting the bullet firing means can be connected to and disconnected from the piston portion in response to the operation of the piston portion.
- a simple nozzle means is provided so that the mechanical vector is directed in the same direction as the firing means, and the supply opening is closed and opened. Therefore, the durability of the mechanism can be improved, and power consumption of the drive power supply can be reduced.
- the biston head and the biston body are provided with a joint portion, with a force stronger than the urging force of the elastic member, and with the locking portion. It is urged and connected so that it is pressed against with a force weaker than the engaging force between it and the locked part, and it is connected so that the stroke can move the required length, and the required length responds to the piston part. From the rearward position of the nozzle body, which is located after being dispensed, the biston head and the biston body start to move the required length, so that the opening of the supply hole can be efficiently performed in a limited space. You can extend the time.
- the magazine can be housed in an air gun having a desired appearance.
- the hollow shaft-shaped chamber provided with the supply hole is also integrated and completely assembled, so that the workability of assembling into the air gun is improved. It can be improved and the repair can be completed simply by replacing parts of the built-in air gun.
- the take-down actual gun is provided.
- the operability can be reproduced, and the user can easily perform maintenance (including component replacement) on the bullet feeder.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Toys (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/016224 WO2005061984A1 (ja) | 2003-12-18 | 2003-12-18 | エアガンの給弾装置およびエアガン |
JP2005512310A JPWO2005061984A1 (ja) | 2003-12-18 | 2003-12-18 | エアガンの給弾装置およびエアガン |
AU2003289421A AU2003289421A1 (en) | 2003-12-18 | 2003-12-18 | Feeder for air gun and air gun |
EP03780878A EP1698848A1 (en) | 2003-12-18 | 2003-12-18 | Feeder for air gun and air gun |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/016224 WO2005061984A1 (ja) | 2003-12-18 | 2003-12-18 | エアガンの給弾装置およびエアガン |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005061984A1 true WO2005061984A1 (ja) | 2005-07-07 |
Family
ID=34708577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/016224 WO2005061984A1 (ja) | 2003-12-18 | 2003-12-18 | エアガンの給弾装置およびエアガン |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1698848A1 (ja) |
JP (1) | JPWO2005061984A1 (ja) |
AU (1) | AU2003289421A1 (ja) |
WO (1) | WO2005061984A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0441990U (ja) * | 1990-08-01 | 1992-04-09 | ||
JPH06235597A (ja) * | 1993-02-09 | 1994-08-23 | Tokyo Marui:Kk | 電動式エアガン |
JP2002168594A (ja) * | 2000-12-01 | 2002-06-14 | K S C:Kk | 電動式玩具銃 |
-
2003
- 2003-12-18 EP EP03780878A patent/EP1698848A1/en not_active Withdrawn
- 2003-12-18 WO PCT/JP2003/016224 patent/WO2005061984A1/ja not_active Application Discontinuation
- 2003-12-18 JP JP2005512310A patent/JPWO2005061984A1/ja active Pending
- 2003-12-18 AU AU2003289421A patent/AU2003289421A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0441990U (ja) * | 1990-08-01 | 1992-04-09 | ||
JPH06235597A (ja) * | 1993-02-09 | 1994-08-23 | Tokyo Marui:Kk | 電動式エアガン |
JP2002168594A (ja) * | 2000-12-01 | 2002-06-14 | K S C:Kk | 電動式玩具銃 |
Also Published As
Publication number | Publication date |
---|---|
EP1698848A1 (en) | 2006-09-06 |
AU2003289421A1 (en) | 2005-07-14 |
JPWO2005061984A1 (ja) | 2007-07-12 |
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