JP-7856687-B2 - Wheeled vehicles

JP7856687B2JP 7856687 B2JP7856687 B2JP 7856687B2JP-7856687-B2

Inventors

ネルソン，ゴードンアール．

Assignees

インディアン・モーターサイクル・インターナショナル・エルエルシー

Dates

Publication Date: 20260511
Application Date: 20240214
Priority Date: 20170915

Claims (20)

It is a vehicle assembly, The system comprises a frame assembly, at least one wheel assembly rotatably mounted to the frame assembly to support the frame assembly, and an engine supported by the frame assembly and configured to drive at least one wheel, The engine comprises a first cylinder, a second cylinder, an intake port, a manifold connected to both the first and second cylinders and having walls, configured to allow at least some air to flow from the intake port to the first and second cylinders, and a fuel rail having an outer surface extending approximately along the axis of the fuel rail from a first end to a second end, the outer surface defining a non-repeating shape, and containing fuel at a selected pressure before injection into the manifold. The fuel rail is mounted between the first cylinder and the second cylinder. The fuel rail has an outer surface formed by a first shell member having a first shell outer surface and a second shell member having a second shell outer surface, The first shell member and the second shell member are, First robe section, It has a second lobe portion and an adjacent region connecting the first lobe portion and the second lobe portion, The first lobe portion and the second lobe portion extend to the adjacent region. Vehicle assembly.
The first shell member is, (i) A first wall having an outer circumference and a first portion extending along a first axis and a second portion extending along a second axis, wherein the first axis and the second axis are not aligned, and (ii) Having a second wall extending substantially perpendicularly from the first wall on the outer circumference, the first wall includes the non-repeating shape, The second shell member described above is (i) A third wall having an outer circumference and a third portion extending along a third axis and a fourth portion extending along a fourth axis, wherein the third axis and the fourth axis are not aligned, and (ii) A fourth wall extending substantially perpendicularly from the third wall on the outer circumference, The first lobe portion is formed by the first shell member having a radius on the second axis, The second lobe portion is formed by the second shell member having a radius on the fourth axis. The vehicle assembly according to claim 1 .
The first wall of the first shell member has a fifth portion that extends along the fifth axis, The first axis, the second axis, and the fifth axis are not aligned. The third wall of the second shell member has a sixth portion that extends along the sixth axis, The vehicle assembly according to claim 2, wherein the third shaft, the fourth shaft, and the sixth shaft are not aligned.
The fuel rail further comprises a first portion, a second portion, and a third portion. A first port, defined by a first portal wall portion, defined by the first portion of the third wall of the second shell member, A second port is defined by a second portal wall portion, which is defined by the third portion of the third wall of the second shell member, The first portal wall defines a first plane, The second part defines the second plane, The second portal wall defines a third plane, The first plane and the third plane form an acute angle with the second plane. The vehicle assembly according to claim 2 .
The first port is defined around the first portal axis, The aforementioned second port is defined around the second portal axis, The first portal axis extends perpendicular to the first plane, and the second portal axis extends perpendicular to the second plane. The vehicle assembly according to claim 4.
The vehicle assembly according to claim 2 , wherein the first wall is substantially planar.
The first wall of the first shell member has a fifth portion that extends along the fifth axis, The first wall is planar in the region of the first wall that extends along the second axis and the fifth axis. The vehicle assembly according to claim 2 , wherein the first wall is configured to maintain the selected pressure in the fuel rail while the engine is running.
The first cylinder includes a first cylinder head and a first cylinder port, The vehicle assembly according to claim 1, wherein the manifold is connected to the first cylinder head so that air and fuel flow into the first cylinder.
The engine further comprises the second cylinder including a second cylinder head and a second cylinder port, The manifold is connected to both the first cylinder head and the second cylinder head so that air and fuel can flow into the first cylinder and the second cylinder, respectively. The vehicle assembly according to claim 8, wherein the manifold includes a first mounting bore and a second mounting bore.
The fuel rail further comprises a first portion, a second portion, and a third portion. The second shell member comprises a first port defined by a first portal wall portion defined by the first portion of the third wall of the second shell member, a second port defined by a second portal wall portion defined by the third portion of the third wall of the second shell member, and a mounting bracket fixed to the bracket wall portion of the third wall of the second shell member. The first part defines a first plane, the second part defines a second plane, and the third part defines a third plane. The first plane and the third plane form an acute angle with the second plane. The vehicle assembly according to claim 2 , wherein the bracket wall portion is substantially planar.
It is a vehicle assembly, The first cylinder and The second cylinder and Air intake and, An engine comprising a manifold having walls and configured such that at least some air flows from the intake port to the first cylinder and the second cylinder; and, It features a fuel rail that holds fuel at a selected pressure before injection, The fuel rail comprises a first shell member, a second shell member, a first lobe, and a second lobe. The first shell member has a first portion extending along a first axis and a second portion extending along a second axis, wherein the first axis and the second axis are not aligned. The second shell member has a third portion extending along a third axis and a fourth portion extending along a fourth axis, wherein the third axis and the fourth axis are not aligned. The first lobe extends toward the adjacent region and is formed by a first lobe portion having a first radius at the first end of the fuel rail, The second lobe extends toward the adjacent region and is formed by a second lobe portion having a second radius near the second end of the fuel rail, wherein the first radius and the second radius are the same or different. The adjacent region intersects with the first lobe portion and the second lobe portion, The first lobe portion is formed by the first shell member on the second axis, The second lobe portion is formed by the second shell member on the fourth axis, Furthermore, a first portal wall portion having a first port that generally passes through the second lobe portion, It comprises a second portal wall having a second port, The first portal wall defines a first plane, The second portal wall defines a second plane, The first plane and the second plane intersect at an acute portal plane angle, The fuel rail is attached to the manifold between the first cylinder and the second cylinder in the vehicle assembly.
The first shell member is, (i) A first wall having an outer perimeter, and (ii) A second wall extending substantially perpendicularly from the first wall on the outer periphery, It has, The second shell member described above is (i) A third wall having an outer perimeter, and (ii) Having a fourth wall that extends substantially perpendicularly from the third wall on the outer circumference, The second wall of the first shell member is sized to fit into the fourth wall of the second shell member. The first wall of the first shell member has a fifth portion that extends along the fifth axis, The first axis, the second axis, and the fifth axis are not aligned. The third wall of the second shell member has a sixth portion that extends along the sixth axis, The vehicle assembly according to claim 11 , wherein the third shaft, the fourth shaft, and the sixth shaft are not aligned.
The first port is defined around the first portal axis, The second port is defined around the second portal axis, The vehicle assembly according to claim 12 .
Furthermore, it comprises a frame assembly and at least one wheel assembly rotatably attached to the frame assembly to support the frame assembly, The engine is supported by the frame assembly and is configured to drive at least one wheel. The vehicle assembly according to claim 13, wherein at least one of the volumes of the first wall or the fuel rail is configured to maintain the pressure within a selected range.
The fuel rail further comprises a mounting bracket fixed to the bracket wall portion of the third wall of the second shell member, The bracket wall portion is substantially planar, The vehicle assembly according to claim 14, wherein the fuel rail is attached to the manifold with respect to the first cylinder and the second cylinder by a first fixing member and a second fixing member via the mounting bracket.
A method for forming a fuel rail for a vehicle, The process includes the step of forming a fuel containment chamber having an outer surface that extends approximately along the axis of the fuel rail from a first end to a second end, wherein the outer surface has a non-repeating shape and contains fuel at a selected pressure before injection into the manifold. The step of forming the fuel containment chamber includes the steps of forming a first shell member, forming a second shell member, forming a first lobe, and forming a second lobe. The first shell member has a first portion extending along a first axis and a second portion extending along a second axis, wherein the first axis and the second axis are not aligned. The second shell member has a third portion extending along a third axis and a fourth portion extending along a fourth axis, wherein the third axis and the fourth axis are not aligned. The first lobe extends to the adjacent region, and the first lobe is formed by the first shell member. The second lobe extends to the adjacent region, and the second lobe is formed by the second shell member. The adjacent region intersects the first lobe and the second lobe, The method includes the step of configuring the fuel storage chamber of the fuel rail to be held in place by a manifold between a first cylinder and a second cylinder of an engine.
The first shell member is, (i) A first wall having an outer perimeter, and (ii) A second wall extending substantially perpendicularly from the first wall on the outer circumference, wherein the first wall includes a non-repeating outer surface shape, The second shell member is, (i) A third wall having an outer perimeter, and (ii) A fourth wall extending substantially perpendicularly from the third wall on the outer circumference , The aforementioned method further, The steps include forming the first portal wall portion of the third wall of the second shell member, The steps include forming a first port in the first portal wall, The steps include forming the second portal wall portion of the third wall of the second shell member, The method further includes the step of forming a second port in the second portal wall, The first portal wall defines a first plane, The second portal wall defines a second plane, The first plane and the second plane form an acute angle with the separated plane of the separated portion of the second shell member. The method according to claim 16 .
The steps include forming a bracket wall portion between the first portal wall portion and the second portal wall portion, which is substantially planar, The method according to claim 17, further comprising the step of fixing a mounting bracket to the bracket wall portion of the third wall of the second shell member.
The method according to claim 18, wherein the fuel rail is fixed to the manifold by a first fixing member and a second fixing member that pass through the mounting bracket.
The steps include aligning the first port in the first portal wall with the first fuel injector attached to the manifold, The method according to claim 19, further comprising the step of aligning the second port in the second portal wall with the second fuel injector attached to the manifold.

Description

Detailed description of the invention [Technical Field] This disclosure relates to vehicles, and more particularly to engine configurations and/or components for vehicles. 〔background〕 This section provides background information related to this disclosure, which is not necessarily prior art. Vehicles that move cargo, such as operators, include power units such as engines. Engines may be powered by substances such as petroleum, gasoline, or other flammable materials. The flammable material is supplied from the fuel tank to the engine's combustion chamber. 〔overview〕 This section provides a general overview of this disclosure and does not comprehensively disclose its entire scope or all of its features. A vehicle, such as a wheeled vehicle, is disclosed. The wheeled vehicle may include a first wheel or wheel assembly and a second wheel or wheel assembly. The wheel assembly is rotatably mounted to a frame. The frame can carry or transport cargo, which may be an operator/user and/or various cargo compartments. Furthermore, the frame may hold or support a fuel tank for supplying fuel to an engine and various transmission components for driving at least one of the wheels. A fuel tank can contain flammable fuel, such as petroleum products, that can be transferred to the engine. In the engine, fuel may be injected or supplied to the combustion chamber to move the piston in the cylinder. In various embodiments, a fuel storage chamber can contain a certain volume of fuel before injection into one or more combustion chambers. In various embodiments, the fuel chamber may be called a fuel rail. The fuel rail can be formed as a rigid container fixedly mounted to the engine. In various embodiments, the fuel rail is rigidly mounted to the engine manifold and connected to one or more injectors that inject fuel from the fuel rail into the combustion chambers. In various embodiments, a vehicle assembly is disclosed that includes a frame assembly, at least one wheel assembly rotatably mounted to the frame assembly to support the frame assembly, and an engine supported by the frame and configured to drive at least one wheel. The engine may include a first cylinder, an intake port, a manifold having walls configured to allow at least some air to flow from the intake port into the first cylinder, and a fuel rail having a non-repeating outer surface for containing fuel at a selected pressure before injection into the manifold. The fuel rail may include a first shell member, the first shell member having (i) an outer circumference and a first wall having a first portion extending along a first axis and a second portion extending along a second axis, wherein the first and second axes are not aligned, and (ii) a second wall extending substantially perpendicularly from the first wall on the outer circumference. The fuel rail may further include a second shell member, the second shell member having (i) an outer circumference and a third wall having a third portion extending along a third axis and a fourth portion extending along a fourth axis, wherein the third and fourth axes are not aligned; and (ii) a fourth wall extending substantially perpendicularly from the third wall on the outer circumference. The second wall of the first shell member is sized to fit into the fourth wall of the second shell member. In various embodiments, a vehicle assembly is disclosed that includes a fuel rail for containing fuel at a selected pressure before injection. The fuel rail includes a first shell member and a second shell member. The first shell member has (i) an outer circumference and a first wall having a first portion extending along a first axis and a second portion extending along a second axis, wherein the first and second axes are not aligned; and (ii) a second wall extending substantially perpendicularly from the first wall on the outer circumference. The second shell member has (i) an outer circumference and a third wall having a third portion extending along a third axis and a fourth portion extending along a fourth axis, wherein the third and fourth axes are not aligned; and (ii) a fourth wall extending substantially perpendicularly from the third wall on the outer circumference. The second wall of the first shell member is sized to fit into the fourth wall of the second shell member. The fuel rail may further include a first lobe formed near the end of the fuel rail from a first lobe portion and a second lobe portion. The first lobe portion is formed by a first shell member on a second axis, and the second lobe portion is formed by a second shell member on a fourth axis. The fuel rail may further include a first portal wall portion of a third wall of a second shell member defining a first port that generally passes through the second lobe, and a second portal wall portion of a third wall of a second shell member defining a second port. The first portal wall portion defines a first plane, and the second portal wall portion defines a se