Self-feeding type four-stroke one-cycle combustion cylinder for internal combustion engine

The self-priming, single-cycle, four-stroke cylinder design addresses lubrication and airflow issues in conventional engines by integrating an oil socket system and a secondary piston mechanism, enhancing lubrication and airflow efficiency to improve performance and reduce emissions.

JP2025166785APending Publication Date: 2025-11-06イブラヒムハンナ
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Patent Information

Application Number
JP2025005650
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-04-24
Filing Date
2025-01-15
Publication Date
2025-11-06

AI Technical Summary

Technical Problem

Conventional four-stroke internal combustion engines face challenges in lubrication management, leading to oil contamination of the combustion space, restricted airflow, and mechanical complexity, which affect performance and efficiency.

Method used

A self-priming, single-cycle, four-stroke cylinder design with an integrated oil socket system that prevents oil contamination, optimizes intake and exhaust scavenging, and enhances lubrication efficiency, using a secondary piston mechanism and one-way valves to improve airflow and structural integrity.

Benefits of technology

The design achieves efficient lubrication, maximizes airflow, reduces wear and tear, and improves fuel economy, resulting in lower emissions and operating costs, making it suitable for modern automobiles.

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Abstract

To provide a more reliable internal combustion engine that addresses concerns about both environment and efficiency.SOLUTION: A self-feeding type four-stroke one-cycle combustion cylinder is partitioned into a pressurized space 102 and a combustion space 112, and a bore size of the cylinder is larger than that of a crank shaft piston 108 accommodated inside. The cylinder includes: an internal structure 106 that is located within the cylinder to act as a secondary piston and is configured to perform piston motion integrally with the crank shaft piston 108; and an oil socket that has a first outer sleeve 114 designed to surround the crank shaft piston 108 and a second inner sleeve 120. This structure can facilitate the piston motion, cause the oil socket to enable direct lubrication of an inner surface of the cylinder from a sump of engine oil and to support exhausting and scavenging without contaminating the combustion space 112, and guide air to a space before compression in a power stroke.SELECTED DRAWING: Figure 1
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Description

[Technical Field]

[0001] The present invention relates to the field of internal combustion engines, in particular four-stroke engines. . [Background technology]

[0002] In the field of internal combustion engine technology, various innovations in cylinder design and operation have increased efficiency Conventional engines that operate on a traditional four-stroke cycle have been developed to improve power output, It was at the center of efforts to reduce emissions and improve fuel efficiency. The introduction of this relative motion is a radical departure from conventional designs and represents a novel approach. Prior patents related to cylinder technology with mechanisms (U.S. Patent 10,781,770, U.S. Patent 11 No. 352,942) provides a pre-compression space for air intake during the power stroke and a It introduced new mechanical concepts, such as four-stroke engines within a cylinder. There were considerable hurdles to overcome before the concept of a cylinder with a relative motion mechanism could be put into practical use. The complex mechanics of piston movement, especially the structure acting as a second piston, presented significant challenges. Furthermore, a precise control mechanism that can optimize the pressure is required, and this requires an electromagnetic control There was also the possibility of incorporating mechanical controls. The incorporation of mechanical links into the engine further complicated the design process. Lubrication, essential to the smooth running of the gin, posed another challenge. In light of the problems with the prior art, there are many areas in the field of internal combustion engines where it is more convenient to address both environmental and efficiency concerns. Efficient and reliable progress is needed. Summary of the Invention

[0003] In one embodiment, there is a self-priming, single-cycle, four-stroke cylinder for an internal combustion engine. An internal combustion engine includes a cylinder divided into a pressurized space and a combustion space. The bore size is larger than the bore size of the crankshaft piston housed inside, and the The structure acts as a secondary piston and is located within the cylinder. The piston moves integrally with the crankshaft piston. An oil socket is provided adjacent to the structure, and the oil socket is connected to the top of the structure. The first outer sleeve is connected to the bottom of the inner structure, and the second inner sleeve is connected to the bottom of the inner structure. This second inner sleeve surrounds the crankshaft piston. The oil socket is designed to prevent contamination of the combustion space. It is designed to lubricate the cylinder interior surface directly from the engine oil sump without contamination. and configured to support exhaust scavenging. This air is then directed into the precompression space during the stroke. During the stroke, it is directed to the combustion space by a one-way valve. Various aspects of the present invention are partly contained in the following description, and partly from that description. Some things are obvious from the claims, while others become clear from the claims. For the claimed embodiments, the elements recited in the appended claims may be and combinations thereof. Any such description is exemplary and explanatory only and is not intended to limit the scope of the invention as defined by the claims. It is understood that the subject matter shown is not intended to be limiting. [Brief explanation of the drawings]

[0004] The accompanying drawings, which form a part of this specification, illustrate one embodiment of the claimed subject matter. The drawings are believed to be helpful in explaining the principles of the claimed subject matter. While the illustrated embodiment is preferred, claimed subject matter does not depend on the precise arrangement and equipment shown. Please understand that there is no limitation. [Figure 1] 1 is a cross-sectional side view of an internal combustion engine of the present invention in one embodiment. [Figure 2] 1 is a perspective cross-sectional side view of an internal combustion engine of the present invention in an embodiment. [Figure 3] 1 is a cross-sectional side view of an internal combustion engine of the present invention in a stowed position in one embodiment; [Figure 4] 1 is a cross-sectional side view of an internal combustion engine of the present invention in an extended state in one embodiment. FIG. [Figure 5] 1 is an enlarged perspective cross-sectional side view of a cross section of an internal combustion engine of the present invention in one embodiment. [Figure 6] 1 is a perspective side view of a cross section of an internal combustion engine of the present invention in one embodiment. [Figure 7] 1 is a perspective side view of a cross section of an internal combustion engine of the present invention in one embodiment. DETAILED DESCRIPTION OF THE INVENTION

[0005] The following description is made with reference to the accompanying drawings. The same reference numerals are used for the above. One embodiment will now be described. However, other embodiments, such as modifications, are possible. For example, the elements illustrated in the drawings may be replaced. Substitutions, additions, and modifications may be made to the methods described herein. It is also possible to replace, change the order, or add steps. The detailed description does not limit the scope of the invention. It is defined by the range of This device introduces an internal combustion engine incorporating an innovative oil socket system, and Traditionally, internal combustion engines have relied on efficient lubrication management. This often leads to oil contamination of the combustion space, significantly reducing engine performance and life. This new oil socket design not only prevents this contamination but also Allows oil to flow directly from the sump to the cylinder interior without the need for pressure buildup This simplifies the engine's lubrication system, resulting in a more efficient lubrication process. This increases efficiency and extends the engine's operating life by reducing wear and tear on critical components. Another important issue addressed by this device is the optimization of intake and exhaust scavenging. Due to the physical constraints of their design, engines often have restricted airflow and This could hinder performance and efficiency. Maximizes airflow into the pressurized space and ensures optimal air movement into the combustion space during the reverse stroke. This not only streamlines the airflow but also This is achieved through the efficient use of one-way valves which increases the overall efficiency of the system. Furthermore, the oil socket design and its integration with the cylinder and internal structure make this device This integration improves the structural integrity of the This reduces the need for maintenance and improves reliability. The base is made of aluminum, and the internal structure is made of ceramic coating and other materials. The use of a refrigerant improves heat dissipation and increases its resistance to the high pressures and temperatures encountered during operation. This can further improve engine performance. The overall benefits of this device go beyond just technical improvements. It reduces oil leaks, intake efficiency, and By addressing key issues such as component wear, the engine can run much more efficiently and with improved fuel economy. These improvements lead to improved fuel economy, lower emissions, and lower operating costs. and economic considerations demand high performance, low emission engines, making it well suited to modern automobiles. This not only solves the problems faced by conventional designs, but also brings about major changes to internal combustion engine technology. This will bring about great advances. The apparatus will now be described with reference to Figures 1 to 7, where like parts are designated with the same reference numerals. vinegar. FIG. 1 is a cross-sectional side view of an internal combustion engine 100 of the present invention in one embodiment. The figure shows the combustion chamber 102 and the combustion chamber 112, both of which are linked to the engine operating cycle. An internal structure 106, located centrally within the cylinder, separates the two spaces. It functions as a dynamic barrier that moves in sync with the crank piston 108. is attached to the crankshaft 110 and is enclosed in a sleeve 120 inside the oil socket. The outer sleeve of the oil socket facilitates piston movement. 114. This sleeve provides structural support and prevents oil contamination of the combustion space 112. The exhaust channel 104 supports lubrication management by preventing internal combustion. A combustion chamber 112 is disposed within the engine 100 and extends from the combustion chamber 112 to a distal end 124 for diverting exhaust gases from the engine. The exhaust passage 104 facilitates the discharge of gases generated during combustion from the engine. This ensures efficient clearance of the combustion space for the next cycle. This helps to improve overall engine performance and reduce emissions. FIG. 2 is a perspective cross-sectional side view of an internal combustion engine 100 in one embodiment. The arrangement of the valve 116 and poppet valve 118 is shown in more detail. These valves are used to This controls the flow of air into and out of the combustion space 112 and optimizes the intake of the engine. The crankshaft 110 and crankshaft rod 126 are shown in the figure. This shows how motion is transferred from the oil socket to the crank piston 108. The oil socket outer sleeve 114 is located at the end of the oil socket assembly adjacent to the inner structure 106. It contains an inner sleeve 120 to protect the combustion space 112 from oil contamination. It forms a protective barrier that maintains a clean separation between the lubrication system and the combustion process. It works by: The oil socket inner sleeve 120 located within the oil socket outer sleeve 114 , which encases the crankshaft piston 108 and ensures smooth piston movement within the engine 100. The Oil Socket Inner Sleeve 120 is designed to promote piston movement. This helps direct lubrication of the engine, improving engine efficiency and reducing wear. Oil Socket Rod 122 is built into the oil socket assembly and is connected to the inner sleeve and outer sleeve (12 0 and 114) to the engine. The oil socket rod 122 stabilizes the oil socket. This keeps the oil socket properly aligned and distributes the lubricant without leaks. The exhaust gas purifier is arranged at the farthest position of the exhaust passage 104 in the internal combustion engine 100. The distal end 124 acts as an exhaust gas outlet, efficiently directing exhaust gases out of the engine. Reduces back pressure and improves engine exhaust performance. FIG. 3 is a cross-sectional side view of an internal combustion engine 100 in a retracted position in one embodiment. 1 illustrates the relationship between the crank piston 108 and the internal structure 106 during the reverse phase of the engine cycle. The pressurized space 102 is at its maximum volume, and the air is pumped through the poppet valve 118. The crankshaft rod 126 is ready to receive air. It can be seen that the piston is at its farthest position and fully retracted. FIG. 4 is a cross-sectional side view of an internal combustion engine 100 in an extended position, according to one embodiment. It shows the compression of air in the pre-compression space 102, with the internal structure 106 and crank piston 108 move towards each other, reducing the volume of the space. Poppet valve 116 is closed. The exhaust passage 104 is located at the far end of the combustion chamber 112, trapping air in the combustion space 112 for the combustion process. Also visible is the outlet 124 from which the exhaust gases are discharged. FIG. 5 is an enlarged perspective cross-sectional side view of a portion of an internal combustion engine 100 in one embodiment. 5 is an oil socket rod 122, a crankshaft rod 126, and a crankshaft 110 The diagram shows the interaction of elements such as the internal structure 106 and the crank piston 108. The socket rod 122 is an integral component of the oil socket assembly and provides structural support. This provides a precise oil socket around the crank piston 108. The oil socket rod 122 provides stability and positioning of the oil socket. Ensures alignment and maintains oil flow to moving parts without leaks, including combustion chambers The crankshaft rod 126 is attached to the crankshaft 110. The crankshaft 108 is connected to the engine output to transmit the rotational force. This force transmission converts the linear motion of the piston into rotational motion, which is then used to power the vehicle. The crankshaft 110, located at the center of the engine, It functions as the backbone for transmitting power. The movement of the rotor 108 and the internal structure 106 is coordinated to ensure synchronized movement within the cylinder. This synchronization is crucial for an effective compression-expansion cycle within the engine. Both the internal structure 106 and the crank piston 108 are shown closely spaced within the cylinder. This shows how the combustion space and pre-compression space are linked in terms of compression and expansion. The structure 106 acts as a secondary piston and moves in conjunction with the crank piston 108 to drive the engine during operation. Optimizes the internal volume changes of the engine, accelerating the intake, compression, combustion and exhaust of the air-fuel mixture. Increase the discharge efficiency. 6 is a perspective side view of a portion of the claimed internal combustion engine 100 according to one embodiment. The oil socket rod 122, the crankshaft rod 126, and the crankshaft 110 , showing the interaction between the internal structure 106 and the mechanical components of the crank piston 108. The oil socket rod 122 forms an angle with the crankshaft rod 126 ( In this example, 5 degrees), this angle separates the pistons at around 30 degrees (602) of the 360 ​​degree cycle. . 7 is a perspective cross-sectional side view of a portion of an internal combustion engine 100 in one embodiment. The flow passage 104 and its distal end 124 are shown in detail. This diagram illustrates how the exhaust gases are transported to the combustion chamber. This indicates how the fuel is being drawn from the engine to maintain efficient engine function. This emphasizes the role of the exhaust flow path. In one embodiment, the internal combustion engine 100 includes an internal space divided into a pre-compression space 102 and a combustion space 112. The cylinder has an inner diameter that is larger than the crankshaft that is housed therein. significantly larger than the inner diameter of the shaft piston, which allows for more effective air and The engine's central function is the piston, which acts as a secondary piston. The inner structure 106 is located inside the cylinder. The piston 108 is configured to move in unison with the piston 108, improving the efficiency and dynamic response of the engine. There is an oil socket adjacent to the internal structure, and this oil socket The first outer sleeve 114 is attached to the upper part of the structure of the part, and the second outer sleeve 114 is connected to the lower part of the structure. and a second inner sleeve 120. The second inner sleeve is The piston is designed to surround the piston, resulting in smooth, uninterrupted piston movement. This oil socket provides direct lubrication from the engine oil sump to the cylinder interior surface. The oil socket is designed to allow the lubrication process to proceed without contaminating the combustion space. This ensures that the combustion process is completely vented, thereby maintaining the integrity of the combustion process and supporting effective exhaust scavenging. I'm The engine 100 further includes an intake assembly, which includes a power stroke This assembly is excellent at directing air into the pre-compression space during compression. This allows air to be inductively transferred to the combustion space during the retraction stroke, and the air flow This optimizes the overall efficiency of the engine. The first outer sleeve of the oil socket, shown as 114, is positioned at the interface with the cylinder. The oil seal ring 115 is located approximately at the center of the combustion chamber, preventing lubricating oil from contaminating the combustion space. This prevents the combustion process from becoming too pure and efficient. The second inner sleeve of the oil socket is located at the interface with the crankshaft piston. Equipped with Lucille Ring 117. This feature improves lubrication efficiency and minimizes oil leakage. This contributes to cleaner and more reliable engine operation. Located within the assembly, it facilitates the introduction of air into the pre-compression space, effectively increasing the air density. This increases the engine power output. The oil socket and internal structure are integrated into a single machined body. This simplifies the assembly process and improves the structural integrity of the engine. This simplifies manufacturing and improves the robustness of the overall engine structure. The materials used in the housing are specially selected to enhance heat dissipation, helping to maintain optimum operating temperatures. This helps to improve engine life and performance. The internal structures 106 within the engine can be coated with a durable ceramic layer, which This coating allows the engine to withstand the high combustion pressures and temperatures encountered during operation. The flexing ensures that the structural integrity is maintained under the stresses of high performance cycling. The engine intake assembly can be configured to adjust the valve opening timing. This functionality controls the amount of air delivered to the combustion chamber, adjusting it to suit the type of fuel and operating conditions. This flexibility allows the engine to be used in a wide range of applications. This improves the efficiency and performance of the system. Furthermore, the engine 100 includes a sophisticated mechanism for adjusting the volume of the pre-compression space 102. The adjustment function allows the engine's compression ratio to be dynamically changed, allowing for a wide range of It allows the engine to operate efficiently under certain conditions, optimizing performance and fuel economy. Regarding this, exhaust scavenging channels can be incorporated into both the oil socket and the internal structure. This integration facilitates efficient removal of exhaust gases from the combustion space, reducing engine emissions. This improves air quality and ensures cleaner operation. Finally, it connects to the inner sleeve 120. A crankshaft rod connected to the first piston and a crankshaft rod connected to the second piston. The composition can be optimized by arranging them at specific angles. The angular arrangement maximizes the transfer of combustion power to mechanical motion, improving energy conversion and engine This increases the overall mechanical efficiency of the engine. The intake assembly of the engine 100 may include a sleeve valve for air introduction. The sleeve valve is used to control the airflow into the pre-compression space and subsequently into the combustion space. This mechanism ensures optimal air management throughout the engine cycle. This ensures improved combustion efficiency and engine power output. The assembly may include a shrink ring disposed against an inner surface of the assembly. It increases the cooling capacity and effectively reduces oil leakage into the combustion space, improving the purity and efficiency of the combustion process. The internal structure itself is known for its self-lubricating properties due to the embedded carbon particles. It may be made from grey cast iron. In addition, the engine oil socket is The piston 108 may be configured to facilitate the use of oil jets for targeted lubrication. This ensures lubrication where it is needed most, ensuring smooth piston movement. Improved operation and reduced wear extend the life of engine parts. The box itself is made of aluminum, a material chosen for its light weight and excellent heat dissipation properties. The use of aluminum helps reduce the overall weight of the engine, improving fuel economy and vehicle performance. This contributes to improved engine performance while also strengthening heat management within the engine to prevent overheating. Each of these factors contributes significantly to the overall performance, durability, and efficiency of the internal combustion engine 100, making it reliable. It is better suited to modern applications where reliability and efficiency are paramount. Although specific embodiments have been described herein, other embodiments are possible. The embodiments in the present specification are described as relating to food-like materials. However, they have been used with materials in other sectors such as industry, manufacturing, automotive, marine and medical. Furthermore, any element disclosed herein may be used without departing from the scope of the claims. , may be modified in any way, including rearrangement and / or insertions or deletions. Although structural features and methodologies have been described herein, the scope of the invention is not limited to the specific embodiments defined in the appended claims. It is understood that the subject matter discussed is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above should be construed as example embodiments implementing the claims. This is disclosed as a typical form.

Claims

1. An internal combustion engine comprising: A cylinder that divides the internal space into a pre-compression space and a combustion space. The bore size of this cylinder is It is larger than the bore size of the crankshaft piston housed within it. An internal structure located within the cylinder that acts as a secondary piston, It is characterized by being configured to perform piston movement integrally with the piston. The oil socket is connected to the top of the internal structure by a first outer sleeve and an internal a second inner sleeve connected to the lower part of the structure, and a second An inner sleeve is designed to surround the crankshaft piston and facilitate piston movement. Something that makes things easier. This oil socket allows oil to flow from the engine oil sump to the cylinder without contaminating the combustion space. The lubricant is configured to directly lubricate the inner surface of the lubricant and to support exhaust scavenging. A one-way valve in the intake assembly that allows air to be introduced into the pre-compression space during the power stroke. By using this, air can be inductively moved into the combustion space during the backward stroke. It is characterized by the following.

2. 2. The internal combustion engine according to claim 1, wherein the first outer sleeve of the oil socket is disposed at the interface with the cylinder. An oil seal ring is also provided on the surface to prevent lubricating oil from contaminating the combustion space. of.

3. 2. The internal combustion engine according to claim 1, wherein the second inner sleeve of the oil socket is connected to the crankshaft. It includes an oil seal ring at the interface with the piston, which improves lubrication efficiency and The feature is to minimize leakage.

4. 10. The internal combustion engine of claim 1, wherein the oil socket and the internal structure are arranged to simplify assembly. and are integrated into a single fabrication body to improve structural integrity.

5. In the internal combustion engine according to claim 1, the oil socket is made of a material that enhances heat dissipation. This is characterized by the fact that

6. 2. The internal combustion engine according to claim 1, wherein the internal structure is made of ceramic that can withstand combustion pressure and temperature. It is coated with a layer of plastic.

7. 2. The internal combustion engine of claim 1, wherein the intake assembly controls the amount of air delivered to the combustion space. The valve timing is adjusted to control the different fuel types and It is characterized by enabling a variable compression ratio suitable for the engine and operating conditions.

8. In the internal combustion engine according to claim 1, the flow path for exhaust discharge is an oil socket and an internal structure and is characterized by being integrated into the body and promoting the efficient removal of exhaust gases from the combustion space. thing.

9. 2. The internal combustion engine according to claim 1, wherein a crankshaft rod connected to the inner sleeve and a crankshaft rod connected to the first piston converts the combustion force into mechanical motion. are positioned at an optimum angle to transmit

10. 2. The internal combustion engine of claim 1, wherein the intake assembly includes a sleeve valve for admitting air, and configured to control airflow into the pressurized space and subsequently into the combustion space. characterized by the following.

11. 10. The internal combustion engine of claim 1, further comprising a shrink ring for said internal structure. This further improves sealing and reduces oil leakage into the combustion space. do.

12. 10. The internal combustion engine of claim 1, wherein the internal structure is constructed of gray cast iron and is filled. It exhibits self-lubricating properties due to the carbon particles embedded in it.

13. 2. The internal combustion engine of claim 1, wherein the oil socket is targeted at the crankshaft piston. [0013] [0014] [0015] [0016] [0017] [0018] [0019] [0020] [0021] [0022] [0023] [0024] [0025] [0026] [0027] [0028] [0029] [0030] [

14. 10. The internal combustion engine according to claim 1, wherein the engine block is made of aluminum.