Patent Application
20170241731
The present invention relates to a pin embodiment which enables firing a cartridge in superposed smoothbore shotguns with superimposed barrel within the space called frame and to a safety embodiment.
The present invention specifically relates to a pin assembly and a safety assembly which can be assembled and disassembled easily independently from the mechanical parts inside the frame within shotguns.
In our day there are shotguns with superimposed barrel called superposed which the hunters generally use. Said superposed shotguns consist of two superimposed barrels. These are the shotguns which are filled by being broken from the hinge between the barrel and the body via a lever located on the body called as frame and which is ready for shooting.
The systems called superposed smoothbore shotguns with superimposed barrel lowers the parts called hammer by actuating the inner trigger via a selector connected to the trigger and the hammers perform firing by striking against the pins. There is a part called safety on the body in order to prevent bursting. Safety process is performed by moving the safety member backwards.
During the manufacture of the body of the superposed shotgun, discharge is performed in the part called tailpiece. After the discharge process, holes are opened on the lateral surface of the body in order to mount the pin, hammer, inner trigger, selector and other inner parts. These mechanical parts are fixed onto the body via pins.
In the prior art, since the lateral surface of the body is exposed during safety mounting it is mounted from the lateral surface via a pin.
In the prior art, since deformation of the pin is too much, there may be problems such as breaking. When the shotgun is sent to the manufacturing company or technical service for part replacement in such a problem, pins, springs and mechanical arts on the body starting from the stock of the shotgun need to be disassembled.
A professional interference is needed for part replacement in the known state of the art, this causes the repair period and accordingly the cost to increase.
As a result of the researches in the literature, various embodiments can be found relating to said shotguns. One of them is the patent with application number 2013/04544 and with title “Superposed trigger mechanism”. In the abstract of the invention with classification F41A 19/10 the following description takes place: “The invention relates to a trigger adjustment knob relating with the trigger, a trigger adjustment body, trigger mechanism/embodiment on the trigger body on the superposed shotguns bodies, characterized in that it comprises a trigger pull on the trigger adjustment body; a hammer block, hammer spring pins, hammer springs and a hammer lock on the trigger body; hammer block right and hammer block left connected to the hammer right and hammer left; a trigger group main body formed within body tail on the superposed shotgun body and a trigger group main body where the trigger body is mounted with the trigger body opening switch.”
Another example relating to said embodiment is the utility model with application no. 2009/01142 and with title “superposed shotgun with superimposed two barrels having a magazine”. In the abstract of the invention with classification F41C 7/00 the following description takes place: “A frame in the operation system of the posed shotgun with superimposed two barrels having a magazine; an automatic safety part operating by the movement of the lever which is connected to the frame; lock holding the barrel rest operating within the receiver under the lever; a trig mounted onto the cover operating in the slot opening to the lock; a cover where the trig is secured and the slide spring operates; a slide which is brought to the slit within the lever which lowers the hammers; a spring operating between the slide channel and the cover; an ejector pin pushing the ejector holder by being attached to the hammer, an ejector holder which holds the ejector; a handguard where the ejector holder is secured and an ejector ejecting the cartridges. Our invention is different from the designs, manufacturing principals and methods of the other known superposed shotguns with superimposed two barrels having a magazine”.
In the shotguns mentioned in the above-mentioned applications, the pin embodiment is located within the frame. For this reason, it is required that the frame should be disassembled completely in order to change the pin. Accordingly, these applications can be examples of the disadvantages mentioned above.
Consequently, improvements have been made in parallel to the developing technology in the field of superposed shotguns, for this reason there is a need for new embodiments which can eliminate the disadvantages mentioned above and which can bring solutions for the existing systems.
The invention relates to the superposed shotguns which are improved for bringing solutions for the said disadvantages and additionally which provide some advantages differently from the embodiments used within the state of art.
The object of the invention is to facilitate the technical repair and maintenance processes carried out in both mounting process during manufacturing and also in the following processes by ranking the pin in the body independent from other mechanical parts.
Another object of the invention is to provide compliance by developing a mounting system suitable for the new body design and going beyond the ordinary in the field of safety mounting system.
Another object of the invention is to provide advantages in terms of manufacture, mounting, cost and durability of the butt assembly.
Another object of the invention is to provide easy assembling and disassembling and chancing of the mechanical parts of the shotgun. Thus, it provides an easy handling of the necessary maintenance processes.
Additionally, easy assembling and disassembling actions, of the pins provides extra safety for the users. By disassembling the pins when it is not in use, usage by other people can be prevented and possible accidents can be prevented.
In order to fulfill the object mentioned above, a pin embodiment which can be assembled and disassembled easily is developed for shotguns.
The structural and characteristic features and all advantages of the invention will be understood more clearly with respect to the figures provided below and the detailed description provided by referring to these figures and thus an evaluation should be made by taking these figures and the detailed description into consideration.
One of the shotgun types used in hunting and shooting is the superposed shotguns with superimposed barrel (T). Said shotgun (T) has a butt A(A) which enables taking support by resting against shoulder during shooting. The element which is connected to said butt (A) and which accommodates firing assembly is called as frame (B). A cartridge is inserted into the barrel connected to said frame (B). There is a trigger (61) which starts firing in the lowermost part of said frame (B). The upper pin (20) and the lower pin (30) provides firing by being connected with said trigger (61). Said lower pin (30) and upper pin (20) are connected with the receiver (81) located within the frame (B). Locking of the shotgun (T) is provided by the safety (70) mounted onto the frame (B). Assembling of the lower pin (20) and upper pin (20) independently from other mechanical parts within the frame (B) in said receiver (81) is provided by the lower pin mounting hole (32) and upper pin mounting hole (22). Fastening of the lower pin (30) and upper pin (20) is enabled by the receiver cover (90) by being placed onto said receiver (81).
Structural Principal
The superposed shotgun consists of three main parts: a butt (A), a frame (B) and barrel rest (C).
The butt (A) is the part against which the shotgun is rested for support during shooting. There is a trigger embodiment (B1) of the shotgun, a safety embodiment (B2) and a pin embodiment (B3) in the section called as frame (B) and connected to the butt (A).
A barrel is connected to the other part of said frame (B). The barrel is the section into which the cartridge is inserted and which enables the bullet (shot, grapeshot etc.) to proceed after firing.
The trigger (61) is the part which is located outside the shotgun (T) and which starts firing with the intervention of the user. There is a right inner trigger (62) and a left inner trigger (63) located within the frame (B) and connected to the trigger (61). These two separate triggers enable the superimposed barrels to be fired separately.
The safety embodiment (B2) consists of a safety (70), a safety slide (71), a safety fastening plate (72), a safety fastening element (73), a forked safety spring (74), a forked safety spring screw (75) and a selector (76).
The safety (70) is the part used for making the shotgun secure. The safety (70) is also a part which is located outside the frame (B) like trigger (61) and it is operated with the user intervention. A consistent movement of the safety (70) is provided by the safety slide (71). Fastening of the safety (70) is performed by the safety fastening element (73). All of these parts are secured onto the forked safety (77).
One of the parts softening the reciprocating motion of the safety (70) and fastening its position is a forked safety spring (74). The forked safety spring (74) is mounted with forked safety spring screw (75).
Pin embodiment (B3) is composed of upper an upper pin (20), an upper pin spring (21), a lower pin (30), a lower pin spring (31), a right hammer (40), a right hammer pin (41), a right hammer spring (42), a left hammer (50), a left hammer pin (51), a left hammer spring (52).
In addition to the embodiments described above, there is a lever (10) which allows barrel to be opened and closed on the frame (B). The lever (10) allows opening and closing by means of the automatic lever pin (11) and the automatic lever pin bearing (12).
The part on which the frame (B) is engaged with the barrel and the cartridges rest is called as receiver (81). The receiver (81) is a specially designed plate which is covered upon the abovementioned pins, the springs, the level spring and screw, the lever fastening pin after mounting.
There is a lock (81) at the lower part of the receiver (81) and it prevents the shotgun (T) to be opened unintentionally after it is closed. Also the receiver cover (90) is located on the receiver (81).
Mounting Principle;
The above mentioned shotgun (T) consists of three main section; Butt (A), frame (B) and barrel rest (C).
There is a grip (A1) at the lower part of the butt (A). The grip (A1) is a part of the shotgun (T) which is handled during shooting.
The frame (B) is connected to the butt (A) with an integral trigger guard (60). The integral trigger guard (60) is an integral structure. There is a trigger (61) at the lower part of it. The trigger (61) is connected with a selector (76) on the integral trigger guard (60). The selector (76) is an element which transmits the movement from the trigger (61) to the pins. The selector (76) also allows the shotgun T to be locked. The locking process is provided by the safety embodiment (B2).
The safety embodiment (62) is a structure which allows the selector (76) to move. Firstly the selector (76) is connected with the safety latch (77). The safety (70) is fastened at the top of the safety latch (77). The safety (70) is an outer part of the shotgun (T) and provides the movement of the selector (76).
The connection of the safety (70) and the safety latch (77) is as the following;
Firstly, the forked safety spring (74) is located onto the safety latch (77). The forked safety spring (74) is a part which softens the reciprocating motion of the safety (70) and fastens its position. There is a forked safety spring screw (75) at the end of the forked safety spring (74) and it is used to fasten the forked safety spring (74).
The safety (70) is fastened to the safety latch (77) by means of the safety fastening plate (72). Also the safety fastening plate (72) is a part which allows the safety spring (74) and the safety (70) to remain in opened/closed state by means of the recesses and projections. Here the safety (70) consistently provides the movement with the safety slide (71). One of the other elements which allow the safety (70) to be fastened onto the safety latch (77) is the safety fastening element (73).
The right inner trigger (62) and the left inner trigger (63) are placed opposite the selector (76).
The right inner trigger (62) is connected with the right hammer pin (41). The right hammer pin (41) is the bearing of the right hammer spring (42). The right hammer spring (42) is an element which allows the right hammer (40) to move.
Similarly, the left inner trigger (63) is connected with the left hammer pin (51). The left hammer pin (51) is the bearing of the left hammer spring (52). The left hammer spring (52) is an element which allows the left hammer (50) to move.
The right hummer (40) is located opposite the lower pin (30). The lower pin (30) is surrounded by the lower pin spring (31). The lower pin spring (31) provides the lower pin (31) to move back to the previous position following the forward movement.
Independent Mounting Principle;
The abovementioned operating principle will be understood from
As seen in
Thereafter the lever fastening pin (13) passes through the pin cavity (131). The lever spring (14) passes through the spring cavity (141) and is fastened onto the receiver (81) by the lever fastening element (15) and is connected to the lever (10). (
After the abovementioned mounting, the receiver cover (90) is located on the receiver (81) and is fastened by the receiver cover fastening element (91). (
After this fastening process, the receiver upper pin (20) corresponds to the receiver cover upper pin hole (94); the lower pin (30) corresponds to the receiver cover lower pin hole (95). The barrel is inserted in the shotgun (T) upon the mounting of the trigger mechanism of it and the general mounting is completed.
The view obtained after the mounting is seen in
After the barrel is closed, the unintentional opening of it is provided by the lock (80) below the receiver (81).
Operating Principle;
After the abovementioned mounting process, the shotgun (T) is ready to use.
Firstly, the user fills the cartridges in the barrel. Thereafter the cartridges are located the barrel such that they correspond to the receiver cover upper pin hole (94) and the receiver cover lower pin hole (95).
The user allows the selector (76) to rest on the right inner trigger (62) and the left inner trigger (63) by forcing the safety (70) in the forward movement direction (X−).
Thereafter the right inner trigger (62), the right hammer pin (41) and the right hammer (40) force each other respectively when pushing the trigger (61). Lastly, the right hammer (40) moves the lower pin (30) and blasts the cartridge and performs firing.
In the next trigger (61) movement, the left inner trigger (63), the left hammer pin (51) and the left hammer (50) force each other. Lastly, the left hammer (50) forces the upper pin (20) and performs firing.
After the firing, the upper pin spring (21) provides the upper pin (20) to move back to the previous position. The lower pin spring (31) provides the lower pin (30) to move back to the previous position.
The user forces the safety (70) in the backward movement, direction (X+) after using the shotgun (T). By means of this movement the shotgun (T) is secured by disconnecting the selector (76) and the left inner trigger (63) and the right inner trigger (62).
| Number | Date | Country | Kind |
|---|---|---|---|
| 2016/02125 | Feb 2016 | TR | national |
