37 - Services de construction; extraction minière; installation et réparation
Produits et services
Power trim and tilt assemblies for outboard engines; Power trim and tilt assembly mounting plates for outboard engines; Engines for boats and replacement parts therefor Installation, maintenance, repair and servicing of boat engines
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
39 - Services de transport, emballage et entreposage; organisation de voyages
41 - Éducation, divertissements, activités sportives et culturelles
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Engines, other than for land vehicles, outboard motors,
motors, compressors, air condensers, generators, filters
being parts of machines or engines; parts and fittings for
the aforesaid. Computer software relating to navigation; computer software
relating to tracking; computer software relating to
targeting; computer software relating to vessels, boats,
engines, parts for vessels, parts for boats. Installation of vehicles and engines; maintenance of
vehicles and engines; repair of vehicles and engines;
information, advisory and consultancy services relating to
the aforesaid. Navigation (positioning, and route and course plotting);
information, advisory and consultancy services relating to
the aforesaid. Training; education; information, advisory and consultancy
services relating to the aforesaid. Design and development of navigation system; design and
development of software; testing, analysis and monitoring of
navigation system; testing, analysis and monitoring of
software; testing, analysis and monitoring of navigation
signals; information, advisory and consultancy services
relating to the aforesaid.
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Engines, other than for land vehicles, outboard motors for boats; motors for boats; air condensers Computer software, downloadable and recorded, relating to navigation for tracking geolocation; computer software, downloadable and recorded, for tracking engine location; computer software, downloadable and recorded, for tracking engines and condition of engines; computer software, downloadable and recorded, for tracking maintenance of vessels, boats, engines, parts for vessels and parts for boats Assembly services relating to the installation of vehicles, namely, installation, maintenance and repair of chassis part and bodies for vehicles; installation of engines; maintenance of vehicles and engines; repair of vehicles and engines; information, advisory and consultancy services relating to the aforesaid Design and development of navigation system in the nature of GPS navigation devices; design and development of software; testing, analysis and monitoring of navigation system to ensure proper functioning; testing, analysis and monitoring of software to ensure proper functioning; testing, analysis and monitoring of navigation signals to ensure proper functioning of navigation systems; information, advisory and consultancy services relating to the aforesaid
The present invention relates to an exhaust system for a combustion engine of a marine vessel. The exhaust system includes an exhaust system inlet configured to be coupled to an exhaust gas outlet of the marine engine, one or more exhaust system outlets, and an exhaust gas flow path extending from the inlet to the one or more exhaust system outlets and having a forward flow direction from the exhaust system inlet and a reverse flow direction extending from at least one of the one or more exhaust system outlets. The exhaust system further includes a flow redirection arrangement in the exhaust gas flow path for restricting a flow of liquid flowing in the reverse flow direction, the flow redirection arrangement comprising at least one flow redirection feature configured to redirect a first stream of the liquid toward the forward flow direction to collide with a second stream of the flow of liquid. The invention also relates to motor assemblies and marine vessels having such exhaust systems.
A piston (200) foran internal combustion engine (100) is provided. The piston includes a piston body (210) including an upper combustion surface(211), an annular side wall (213) with a ring belt region(214), and a cooling gallery (240) located within the piston body having a fluid inlet(243). A piston ring (222) is located in a ring groove (216) around the ring belt region and an alignment pin (230) is secured in a hole (231) in the piston side wall to restrict circumferential displacement of the piston ring. The piston body further includes a boss (250) within the cooling gallery into which the hole and the alignment pin extend. The boss projects into the cooling gallery opposite the fluid inlet and is shaped to provide a flow splitter surface (251) configured to divide cooling fluid flowing through the fluid inlet during use into first and second fluid flows and to direct the first and second fluid flows in opposite directions around the cooling gallery.
F02F 3/22 - Pistons comportant des moyens de refroidissement les moyens consistant en un fluide circulant dans ou le long du piston le fluide étant un liquide
F16J 9/24 - Organes empêchant la rotation des segments dans leurs gorges
A marine outboard motor (2) is provided with an internal combustion engine (30) comprising an engine block defining at least one cylinder(33a-33c), an air intake (93) configured to deliver a flow of air to the at least one cylinder; and an air intake duct (200) forming part of an air intake path for delivering the flow of air to the air intake. The engine further includes a flow sensing arrangement(210)located in theair intake duct and comprising a flow meter (211) configured to generate a signal indicative of a flow rate of the flow of air through the air intake duct, and a bluff body (212) located in the air intake duct upstream of the flow meter, wherein the flow meter is a vortex shedding flow meter.
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02M 35/16 - Épurateurs d'air comburant, tubulures d'admission de l'air, silencieux d'admission ou bien systèmes d'introduction spécialement adaptés pour moteurs à combustion interne ou aménagés pour ces moteurs caractérisés par leur utilisation sur véhicules
A piston for an internal combustion engine is provided. The piston includes a piston body including an upper combustion surface, an annular side wall with a ring belt region, and a cooling gallery located within the piston body having a fluid inlet. A piston ring is located in a ring groove around the ring belt region and an alignment pin is secured in a hole in the piston side wall to restrict circumferential displacement of the piston ring. The piston body further includes a boss within the cooling gallery into which the hole and the alignment pin extend. The boss projects into the cooling gallery opposite the fluid inlet and is shaped to provide a flow splitter surface configured to divide cooling fluid flowing through the fluid inlet during use into first and second fluid flows and to direct the first and second fluid flows in opposite directions around the cooling gallery.
F01P 3/10 - Refroidissement par circulation d'agents de refroidissement dans les pistons
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02F 3/22 - Pistons comportant des moyens de refroidissement les moyens consistant en un fluide circulant dans ou le long du piston le fluide étant un liquide
A marine outboard motor is provided with an internal combustion engine comprising an engine block defining at least one cylinder, an air intake configured to deliver a flow of air to the at least one cylinder; and an air intake duct forming part of an air intake path for delivering the flow of air to the air intake. The engine further includes a flow sensing arrangement located in the air intake duct and comprising a flow meter configured to generate a signal indicative of a flow rate of the flow of air through the air intake duct, and a bluff body located in the air intake duct upstream of the flow meter, wherein the flow meter is a vortex shedding flow meter.
F02M 1/00 - Carburateurs avec moyens permettant le démarrage ou le ralenti au-dessous des températures normales de fonctionnement
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02M 26/17 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires par rapport au système d’admission
A marine outboard motor (2) is provided with an internal combustion engine (30) comprising an engine block defining at least one cylinder(33a-33c), an air intake (93) configured to deliver a flow of air to the at least one cylinder; and an air intake duct (200) forming part of an air intake path for delivering the flow of air to the air intake. The engine further includes a flow sensing arrangement(210)located in theair intake duct and comprising a flow meter (211) configured to generate a signal indicative of a flow rate of the flow of air through the air intake duct, and a bluff body (212) located in the air intake duct upstream of the flow meter, wherein the flow meter is a vortex shedding flow meter.
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02M 35/16 - Épurateurs d'air comburant, tubulures d'admission de l'air, silencieux d'admission ou bien systèmes d'introduction spécialement adaptés pour moteurs à combustion interne ou aménagés pour ces moteurs caractérisés par leur utilisation sur véhicules
G01F 1/32 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques par détection des effets dynamiques de l’écoulement utilisant des débitmètres à tourbillons
A piston (200) foran internal combustion engine (100) is provided. The piston includes a piston body (210) including an upper combustion surface(211), an annular side wall (213) with a ring belt region(214), and a cooling gallery (240) located within the piston body having a fluid inlet(243). A piston ring (222) is located in a ring groove (216) around the ring belt region and an alignment pin (230) is secured in a hole (231) in the piston side wall to restrict circumferential displacement of the piston ring. The piston body further includes a boss (250) within the cooling gallery into which the hole and the alignment pin extend. The boss projects into the cooling gallery opposite the fluid inlet and is shaped to provide a flow splitter surface (251) configured to divide cooling fluid flowing through the fluid inlet during use into first and second fluid flows and to direct the first and second fluid flows in opposite directions around the cooling gallery.
F02F 3/22 - Pistons comportant des moyens de refroidissement les moyens consistant en un fluide circulant dans ou le long du piston le fluide étant un liquide
F16J 9/24 - Organes empêchant la rotation des segments dans leurs gorges
A marine outboard motor (2) is provided with an internal combustion engine (100) comprising an engine block (110) defining at least one cylinder, an air intake (150) configured to deliver a flow of air to the at least one cylinder, a crankcase (140) in which a crankshaft (31) is mounted for rotation about a crankshaft axis (32) which is substantially vertical when the marine outboard is vertical, and a crankcase ventilation system (170) configured to vent blow-by gases from the crankcase and to supply vented blow-by gases to the air intake. The crankcase ventilation system comprises a lubricant separation chamber (180) for separating lubricant from the blow-by gases. The lubricant separation chamber is defined by the crankcase and extends along the length of the crankcase substantially parallel to the crankshaft axis.
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F01M 13/04 - Ventilation ou aération du carter par des moyens épurant l'air avant qu'il ne sorte du carter, p. ex. des séparateurs d'huile
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
12.
MARINE OUTBOARD MOTOR WITH VALVE TRAIN HAVING ADJUSTABLE LASH
A marine outboard motor (2) having an internal combustion engine (100) is provided. The internal combustion engine (100) includes an engine block (110) having at least one cylinder and a valve train (150) comprising a cam (170), a valve assembly (190) including a valve spring (192), a roller finger follower (160), and a pivot post (180). The pivot post (180) extends from a fixed body (112) of the engine block (110) and defines a contact surface (183) about which the roller finger follower (160) pivots when deflected by the cam (170) during use. The pivot post (180) is moveable relative to the fixed body (112) in a first longitudinal direction (A) against the action of the valve spring (192). A removable shim (188) is disposed between the fixed body (112) and a portion (182) of the pivot post (180) to space the pivot post (180) from the fixed body (122) in the first longitudinal direction (A) and thereby reduce an amount of lash between the cam (170) and the roller finger follower (160). The removable shim is dimensioned to fit at least partly around a shaft portion of the pivot post.
A marine outboard motor having an internal combustion engine is provided. The internal combustion engine includes an engine block having at least one cylinder and a valve train comprising a cam, a valve assembly including a valve spring, a roller finger follower, and a pivot post. The pivot post extends from a fixed body of the engine block and defines a contact surface about which the roller finger follower pivots when deflected by the cam during use. The pivot post is moveable relative to the fixed body in a first longitudinal direction (A) against the action of the valve spring. A removable shim is disposed between the fixed body and a portion (182) of the pivot post to space the pivot post from the fixed body in the first longitudinal direction (A) and thereby reduce an amount of lash between the cam and the roller finger follower. The removable shim is dimensioned to fit at least partly around a shaft portion of the pivot post.
A marine outboard motor for a marine vessel is provided. The marine outboard motor includes an internal combustion engine, a drive shaft configured to transmit a drive force from the internal combustion engine, a propeller shaft, and a drive transmission configured to transmit the drive force from the drive shaft to the propeller shaft. The motor also includes a lubrication system configured to convey lubricant along a lubricant flow path to lubricate one or both of the drive transmission and the drive shaft, and a lubricant filter provided along the lubricant flow path and configured to remove solid contaminants from the lubricant as it flows along the lubricant flow path. The lubricant filter is configured to be driven by the drive shaft.
A marine outboard motor is provided with a gear casing, a propeller shaft rotatable within the gear casing about a propeller shaft axis, a drive shaft having a drive gear, a clutch mechanism for selectively engaging the drive gear with the propeller shaft and a shift mechanism configured to operate the clutch mechanism. The shift mechanism comprises a support shaft which is fixed relative to the gear casing and which extends along or parallel with the propeller shaft axis, a shift shuttle which is slidable along the support shaft and is connected to a clutch member of the clutch mechanism, a shift finger pivotally mounted on the support shaft, and a shift rod coupled to the shift finger by a releasable coupling. The shift finger is configured to move the shift shuttle along the support shaft to operate the clutch member.
B63H 20/14 - Transmission entre l'unité de propulsion et l'élément de propulsion
B63H 23/06 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement mécanique pour transmettre l'action d'un appareil de propulsion unique
B63H 23/30 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs caractérisée par l'emploi d'embrayages
B63H 23/34 - Arbres porte-hélicesArbres de roues à aubesFixation des hélices sur les arbres
A marine outboard motor is provided with an internal combustion engine comprising an engine block defining at least one cylinder, an air intake configured to deliver a flow of air to the at least one cylinder, a crankcase in which a crankshaft is mounted for rotation about a crankshaft axis which is substantially vertical when the marine outboard is vertical, and a crankcase ventilation system configured to vent blow-by gases from the crankcase and to supply vented blow-by gases to the air intake. The crankcase ventilation system comprises a lubricant separation chamber for separating lubricant from the blow-by gases. The lubricant separation chamber is defined by the crankcase and extends along the length of the crankcase substantially parallel to the crankshaft axis.
B01D 45/08 - Séparation de particules dispersées dans des gaz ou des vapeurs par gravité, inertie ou force centrifuge par inertie par projection contre les diaphragmes séparateurs
B01D 45/14 - Séparation de particules dispersées dans des gaz ou des vapeurs par gravité, inertie ou force centrifuge en utilisant la force centrifuge produite par des pales, disques, tambours ou brosses rotatives
B01D 45/16 - Séparation de particules dispersées dans des gaz ou des vapeurs par gravité, inertie ou force centrifuge en utilisant la force centrifuge produite par le mouvement hélicoïdal du courant gazeux
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
There is provided a marine motor (2) having an internal combustion engine (100) having an engine block (110) with at least one cylinder, an air intake (120), an exhaust conduit (130) configured to direct a flow of exhaust gas from the at least one cylinder, and an exhaust gas recirculation system (140) configured to recirculate a portion of the flow of exhaust gas from the exhaust conduit to the air intake. The exhaust gas recirculation system (140) includes a first exhaust gas recirculation circuit (141) with at least one first EGR cooler (151) having a first overall conductance, and includes a second exhaust gas recirculation circuit (145) with at least one second EGR cooler (152) having a second overall conductance which is greater than the first overall conductance. The exhaust gas recirculation system (140) also includes flow control means (143, 147) configured to selectively vary the relative proportions of first and second flows of recirculated exhaust gas through the first and second exhaust gas recirculation circuits to allow the amount of exhaust gas cooling to be varied.
F02M 26/42 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires possédant plusieurs passages RGESystèmes RGE spécialement adaptés pour les moteurs ayant plusieurs cylindres
F02M 26/43 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires possédant plusieurs passages RGESystèmes RGE spécialement adaptés pour les moteurs ayant plusieurs cylindres dans lesquels l’échappement d’un seul cylindre ou d’un seul groupe de cylindres est dirigé vers l’admission du moteur
F02M 26/05 - Boucles à haute pression, c.-à-d. dans lesquelles le gaz d’échappement recyclé est pris du système d’échappement en amont de la turbine et réintroduit dans le système d’admission en aval du compresseur
F02M 26/24 - Disposition, p. ex. schémas avec plusieurs refroidisseurs
F02M 26/33 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec des refroidisseurs dans le passage de recirculation commandant la température des gaz recyclés
F02M 26/38 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec plusieurs soupapes RGE disposées en parallèle
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F01P 3/20 - Circuits de refroidissement non spécifiques d'une pièce particulière des moteurs ou "machines"
F02B 75/22 - Moteurs polycylindriques avec les cylindres disposés en V, en éventail ou en étoile
F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
A marine outboard motor (2) is provided with an internal combustion engine (100) comprising an engine block (110) defining at least one cylinder, an air intake (150) configured to deliver a flow of air to the at least one cylinder, a crankcase (140) in which a crankshaft (31) is mounted for rotation about a crankshaft axis (32) which is substantially vertical when the marine outboard is vertical, and a crankcase ventilation system (170) configured to vent blow-by gases from the crankcase and to supply vented blow-by gases to the air intake. The crankcase ventilation system comprises a lubricant separation chamber (180) for separating lubricant from the blow-by gases. The lubricant separation chamber is defined by the crankcase and extends along the length of the crankcase substantially parallel to the crankshaft axis.
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F01M 13/04 - Ventilation ou aération du carter par des moyens épurant l'air avant qu'il ne sorte du carter, p. ex. des séparateurs d'huile
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
19.
A MARINE OUTBOARD MOTOR WITH A TRANSMISSION LUBRICATION SYSTEM AND LUBRICANT FILTER
A marine outboard motor (2) for a marine vessel (1) is provided. The marine outboard motor includes an internal combustion engine (100), a drive shaft (27) configured to transmit a drive force from the internal combustion engine, a propeller shaft (29), and a drive transmission configured to transmit the drive force from the drive shaft to the propeller shaft. The motor also includes a lubrication system configured to convey lubricant along a lubricant flow path to lubricate one or both of the drive transmission and the drive shaft, and a lubricant filter (83) provided along the lubricant flow path and configured to remove solid contaminants from the lubricant as it flows along the lubricant flow path. The lubricant filter is configured to be driven by the drive shaft.
There is provided a marine motor (2) having an internal combustion engine (100) having an engine block (110) with at least one cylinder, an air intake (120), an exhaust conduit (130) configured to direct a flow of exhaust gas from the at least one cylinder, and an exhaust gas recirculation system (140) configured to recirculate a portion of the flow of exhaust gas from the exhaust conduit to the air intake. The exhaust gas recirculation system (140) includes a first exhaust gas recirculation circuit (141) with at least one first EGR cooler (151) having a first overall conductance, and includes a second exhaust gas recirculation circuit (145) with at least one second EGR cooler (152) having a second overall conductance which is greater than the first overall conductance. The exhaust gas recirculation system (140) also includes flow control means (143, 147) configured to selectively vary the relative proportions of first and second flows of recirculated exhaust gas through the first and second exhaust gas recirculation circuits to allow the amount of exhaust gas cooling to be varied.
F02M 26/42 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires possédant plusieurs passages RGESystèmes RGE spécialement adaptés pour les moteurs ayant plusieurs cylindres
F02M 26/05 - Boucles à haute pression, c.-à-d. dans lesquelles le gaz d’échappement recyclé est pris du système d’échappement en amont de la turbine et réintroduit dans le système d’admission en aval du compresseur
F02M 26/24 - Disposition, p. ex. schémas avec plusieurs refroidisseurs
F02M 26/33 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec des refroidisseurs dans le passage de recirculation commandant la température des gaz recyclés
F02M 26/38 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires avec plusieurs soupapes RGE disposées en parallèle
F02M 26/43 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires possédant plusieurs passages RGESystèmes RGE spécialement adaptés pour les moteurs ayant plusieurs cylindres dans lesquels l’échappement d’un seul cylindre ou d’un seul groupe de cylindres est dirigé vers l’admission du moteur
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F01P 3/20 - Circuits de refroidissement non spécifiques d'une pièce particulière des moteurs ou "machines"
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02B 75/22 - Moteurs polycylindriques avec les cylindres disposés en V, en éventail ou en étoile
F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
21.
A MARINE OUTBOARD MOTOR WITH A TRANSMISSION LUBRICATION SYSTEM AND LUBRICANT FILTER
A marine outboard motor (2) for a marine vessel (1) is provided. The marine outboard motor includes an internal combustion engine (100), a drive shaft (27) configured to transmit a drive force from the internal combustion engine, a propeller shaft (29), and a drive transmission configured to transmit the drive force from the drive shaft to the propeller shaft. The motor also includes a lubrication system configured to convey lubricant along a lubricant flow path to lubricate one or both of the drive transmission and the drive shaft, and a lubricant filter (83) provided along the lubricant flow path and configured to remove solid contaminants from the lubricant as it flows along the lubricant flow path. The lubricant filter is configured to be driven by the drive shaft.
A marine outboard motor (2) for a marine vessel. The marine outboard motor includes: a housing (6) comprising a chamber (52, 53) and at least one inlet (45, 47) arranged to be submerged, in use, into a body of water in which the marine outboard motor is operated, in order to draw water into the chamber; an engine assembly comprising an internal combustion engine(100); a drive shaft (27) positioned in the housing, wherein the drive shaft is coupled to the internal combustion engine to drive a propulsion arrangement(8); a cooling system for cooling the internal combustion engine, the cooling system configured convey drawn water along a coolant flow path (43) through the housing to deliver the drawn water to the internal combustion engine; and a sleeve (59) by which the drive shaft is sealed from drawn water within the housing, the sleeve having first and second ends, wherein at least a part of the drive shaft is encased within the sleeve.
A marine outboard motor (2) is provided with a gear casing (40), a propeller shaft (29) rotatable within the gear casing about a propeller shaft axis (34), a drive shaft (27) having a drive gear (35), a clutch mechanism (50) for selectively engaging the drive gear with the propeller shaft and a shift mechanism (60) configured to operate the clutch mechanism. The shift mechanism comprises a support shaft (70) which is fixed relative to the gear casing and which extends along or parallel with the propeller shaft axis, a shift shuttle (80) which is slidable along the support shaft and is connected to a clutch member (53) of the clutch mechanism, a shift finger (90) pivotally mounted on the support shaft, and a shift rod (61) coupled to the shift finger by a releasable coupling. The shift finger is configured to move the shift shuttle along the support shaft to operate the clutch member when the shift finger is rotated about the shift rod axis by the shift rod. A marine vessel including such a marine outboard motor is also provided.
A marine outboard motor for a marine vessel. The marine outboard motor includes: a housing comprising a chamber and at least one inlet arranged to be submerged, in use, into a body of water in which the marine outboard motor is operated, in order to draw water into the chamber; an engine assembly comprising an internal combustion engine; a drive shaft positioned in the housing, wherein the drive shaft is coupled to the internal combustion engine to drive a propulsion arrangement; a cooling system for cooling the internal combustion engine, the cooling system configured convey drawn water along a coolant flow path through the housing to deliver the drawn water to the internal combustion engine; and a sleeve by which the drive shaft is sealed from drawn water within the housing, the sleeve having first and second ends, wherein at least a part of the drive shaft is encased within the sleeve.
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
A marine outboard motor (2) having an internal combustion engine (100) is provided. The internal combustion engine (100) includes an engine block (110) having at least one cylinder and a valve train (150) comprising a cam (170), a valve assembly (190) including a valve spring (192), a roller finger follower (160), and a pivot post (180). The pivot post (180) extends from a fixed body (112) of the engine block (110) and defines a contact surface (183) about which the roller finger follower (160) pivots when deflected by the cam (170) during use. The pivot post (180) is moveable relative to the fixed body (112) in a first longitudinal direction (A) against the action of the valve spring (192). A removable shim (188) is disposed between the fixed body (112) and a portion (182) of the pivot post (180) to space the pivot post (180) from the fixed body (122) in the first longitudinal direction (A) and thereby reduce an amount of lash between the cam (170) and the roller finger follower (160). The removable shim is dimensioned to fit at least partly around a shaft portion of the pivot post.
A marine outboard motor (2) is provided with a gear casing (40), a propeller shaft (29) rotatable within the gear casing about a propeller shaft axis (34), a drive shaft (27) having a drive gear (35), a clutch mechanism (50) for selectively engaging the drive gear with the propeller shaft and a shift mechanism (60) configured to operate the clutch mechanism. The shift mechanism comprises a support shaft (70) which is fixed relative to the gear casing and which extends along or parallel with the propeller shaft axis, a shift shuttle (80) which is slidable along the support shaft and is connected to a clutch member (53) of the clutch mechanism, a shift finger (90) pivotally mounted on the support shaft, and a shift rod (61) coupled to the shift finger by a releasable coupling. The shift finger is configured to move the shift shuttle along the support shaft to operate the clutch member when the shift finger is rotated about the shift rod axis by the shift rod. A marine vessel including such a marine outboard motor is also provided.
A marine outboard motor (2) for a marine vessel. The marine outboard motor includes: a housing (6) comprising a chamber (52, 53) and at least one inlet (45, 47) arranged to be submerged, in use, into a body of water in which the marine outboard motor is operated, in order to draw water into the chamber; an engine assembly comprising an internal combustion engine(100); a drive shaft (27) positioned in the housing, wherein the drive shaft is coupled to the internal combustion engine to drive a propulsion arrangement(8); a cooling system for cooling the internal combustion engine, the cooling system configured convey drawn water along a coolant flow path (43) through the housing to deliver the drawn water to the internal combustion engine; and a sleeve (59) by which the drive shaft is sealed from drawn water within the housing, the sleeve having first and second ends, wherein at least a part of the drive shaft is encased within the sleeve.
A marine outboard motor (2) has an internal combustion engine (100) including an engine block (110), at least one cylinder (114), an air intake (120) configured to deliver a flow of air to the at least one cylinder and an exhaust conduit (130) configured to direct a flow of exhaust gas from the at least one cylinder. The internal combustion engine also includes an exhaust gas recirculation system (140) configured to recirculate a portion of the flow of exhaust gas from the exhaust conduit to the air intake. The exhaust gas recirculation system comprises a heat exchanger (150) for cooling recirculated exhaust gas. The heat exchanger has a fixed part which is integral to the engine block and a removable part which is mounted on an external surface of the engine block. In this manner, the heat exchanger is removably integrated into the engine block.
F02M 26/12 - Appareils spécifiques conjugués aux moteurs pour ajouter des gaz d’échappement à l’air comburant, au combustible principal ou au mélange air-combustible, p. ex. avec des systèmes de recirculation des gaz d’échappement [RGE] caractérisés par des moyens servant à attacher les pièces d’un système RGE les unes aux autres ou à des pièces du moteur
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02M 26/28 - Disposition, p. ex. schémas avec des échangeurs de chaleur à refroidissement par liquide
F02M 26/30 - Raccordements des refroidisseurs à d’autres appareils, p. ex. à des soupapes, des appareils de chauffage, des compresseurs ou des filtresRefroidisseurs caractérisés par leur emplacement sur le moteur
F02M 26/32 - Échangeurs de chaleur à refroidissement par liquide
F02M 26/41 - Aménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires caractérisé par l’aménagement du passage de recirculation par rapport au moteur, p. ex. aux culasses, aux chemises, aux bougies ou aux collecteursAménagement ou disposition des passages RGE, p. ex. par rapport à des pièces spécifiques du moteur ou pour l’incorporation d’accessoires caractérisé par l’aménagement du passage de recirculation par rapport à des chambres de combustion spécialement adaptées
29.
MARINE OUTBOARD MOTOR WITH TURBOCHARGER LUBRICATION
A marine outboard motor (2) is provided with an internal combustion engine (100) comprising an engine block (110) having an engine lubrication fluid circuit (180), at least one turbocharger (160) having at least one lubricating fluid inlet (192) and at least one lubricating fluid outlet (193), and a turbocharger lubrication system (190) configured to lubricate the at least one turbocharger (160). The turbocharger lubrication system (190) includes a feed path (191) extending from the engine lubrication fluid circuit (180) to the at least one lubricating fluid inlet (192), and a drain path (194) extending from the at least one lubricating fluid outlet (193) to the engine block (110). The drain path (194) includes at least one drain tank (195) configured to receive lubricating fluid drained from the at least one lubricating fluid outlet (193), and a scavenge pump (196) configured to return lubricating fluid from the at least one drain tank (195) back to the engine lubrication fluid circuit (180).
F01M 1/12 - Systèmes de lubrification en circuit fermé non couverts dans les groupes
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F01M 11/02 - Aménagements des conduits de lubrification
F02B 37/007 - Moteurs caractérisés par l'utilisation de pompes entraînées au moins temporairement par les gaz d'échappement les pompes entraînées par les gaz d'échappement étant disposées en parallèle
A marine engine assembly (2) is provided for propelling a marine vessel (1). The marine engine assembly (2) includes an internal combustion engine (30) configured to drive a propulsion arrangement (8), a turbocharger (42) comprising a turbine portion (43) having a turbine outlet (45), and a turbocharger exhaust conduit (60) coupled to the turbine outlet (45). The turbocharger exhaust conduit (60) acts as a primary support to the turbocharger (42) within the marine engine assembly (2).
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02B 67/10 - Moteurs caractérisés par l'agencement d'appareils auxiliaires non prévu ailleurs, p. ex. un appareil ayant des fonctions différentesEntraînement non prévu ailleurs de ces appareils auxiliaires par les moteurs d'appareils d'alimentation ou de balayage
A marine engine assembly is provided for propelling a marine vessel. The marine engine assembly includes an internal combustion engine configured to drive a propulsion arrangement, a turbocharger comprising a turbine portion having a turbine outlet, and a turbocharger exhaust conduit coupled to the turbine outlet. The turbocharger exhaust conduit acts as a primary support to the turbocharger within the marine engine assembly.
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
B63H 20/24 - Orifices de sortie des gaz d'échappement
F01N 3/04 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour refroidir ou pour enlever les constituants solides des gaz d'échappement au moyen de liquides
F01N 13/00 - Silencieux ou dispositifs d'échappement caractérisés par les aspects de structure
A marine engine assembly (2) is provided for propelling a marine vessel (1). The marine engine assembly (2) includes an internal combustion engine (30) configured to drive a propulsion arrangement (8), a turbocharger (42) comprising a turbine portion (43) having a turbine outlet (45), and a turbocharger exhaust conduit (60) coupled to the turbine outlet (45). The turbocharger exhaust conduit (60) acts as a primary support to the turbocharger (42) within the marine engine assembly (2).
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
F02B 67/10 - Moteurs caractérisés par l'agencement d'appareils auxiliaires non prévu ailleurs, p. ex. un appareil ayant des fonctions différentesEntraînement non prévu ailleurs de ces appareils auxiliaires par les moteurs d'appareils d'alimentation ou de balayage
The present invention relates to an exhaust system (24) for a combustion engine (30) of a marine vessel (1). The exhaust system (24) includes a flow redirection arrangement (48, 50, 56) in the exhaust gas flow path for restricting a flow of liquid flowing in the reverse flow direction towards the exhaust system inlet. The flow redirection arrangement includes at least one flow redirection feature configured to redirect a first stream of the liquid toward the forward flow direction to collide with a second stream of the flow of liquid. This produces turbulence and dissipates the kinetic energy of the incoming flow of liquid. The invention also relates to motor assemblies and marine vessels having such exhaust systems.
The present invention relates to an exhaust system for a combustion engine of a marine vessel. The exhaust system includes an exhaust system inlet configured to be coupled to an exhaust gas outlet of the marine engine, one or more exhaust system outlets, and an exhaust gas flow path extending from the inlet to the one or more exhaust system outlets and having a forward flow direction from the exhaust system inlet and a reverse flow direction extending from at least one of the one or more exhaust system outlets. The exhaust system further includes a flow redirection arrangement in the exhaust gas flow path for restricting a flow of liquid flowing in the reverse flow direction, the flow redirection arrangement comprising at least one flow redirection feature configured to redirect a first stream of the liquid toward the forward flow direction to collide with a second stream of the flow of liquid. The invention also relates to motor assemblies and marine vessels having such exhaust systems.
The present invention relates to an exhaust system (24) for a combustion engine (30) of a marine vessel (1). The exhaust system (24) includes a flow redirection arrangement (48, 50, 56) in the exhaust gas flow path for restricting a flow of liquid flowing in the reverse flow direction towards the exhaust system inlet. The flow redirection arrangement includes at least one flow redirection feature configured to redirect a first stream of the liquid toward the forward flow direction to collide with a second stream of the flow of liquid. This produces turbulence and dissipates the kinetic energy of the incoming flow of liquid. The invention also relates to motor assemblies and marine vessels having such exhaust systems.
The present invention relates to a drive system for outboard motors. The drive system comprises a combustion engine (30) having a crankshaft (31) adapted to rotate about a substantially vertical axis. The combustion engine further comprises a camshaft (61) extending parallel to the vertical crankshaft (31). A high pressure fuel pump (91) is provided for supplying high pressure fuels to the combustion cylinders (33a to 33c). The high pressure fuel pump (91) is directly driven by the camshaft (61).
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
37.
DRIVE SYSTEM WITH VERTICAL CRANKSHAFT AND CAMSHAFT-DRIVEN FUEL PUMP
The present invention relates to a drive system for outboard motors. The drive system comprises a combustion engine (30) having a crankshaft (31) adapted to rotate about a substantially vertical axis. The combustion engine further comprises a camshaft (61) extending parallel to the vertical crankshaft (31). A high pressure fuel pump (91) is provided for supplying high pressure fuels to the combustion cylinders (33a to 33c). The high pressure fuel pump (91) is directly driven by the camshaft (61).
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
The present invention relates to a drive system for outboard motors. The drive system comprises a combustion engine having a crankshaft adapted to rotate about a substantially vertical axis. The combustion engine further comprises a camshaft extending parallel to the vertical crankshaft. A high pressure fuel pump is provided for supplying high pressure fuels to the combustion cylinders. The high pressure fuel pump is directly driven by the camshaft.
B63H 20/14 - Transmission entre l'unité de propulsion et l'élément de propulsion
B63H 20/00 - Unités de propulsion hors-bord, p. ex. moteurs hors-bord ou transmissions en ZLeur agencement sur les navires
F02B 61/04 - Adaptations des moteurs à l'entraînement des véhicules ou des hélicesAssociation des moteurs avec une transmission mécanique pour entraîner des hélices
A port belt arrangement for use in a two-stroke internal combustion engine containing a pair of adjacent cylinders. The arrangement including a first hollow annulus defining a first annular channel, the first annular channel tapering in a radial direction, with increasing circumferential distance from a first port, an inner wall of the first annular channel having a second port, and a second hollow annulus defining a second annular channel, the second annular channel tapering in a radial direction, with increasing circumferential distance from a third port, an inner wall of the second annular channel having a fourth port, wherein the first hollow annulus and the second hollow annulus are joined together at a joining point located on each of their circumferences. The cross-sectional area of the first annular channel at the joining point is less than the cross-sectional area of the first annular channel at the point on the circumference of the first hollow annulus which is furthest from the joining point.
04 - Huiles et graisses industrielles; lubrifiants; combustibles
07 - Machines et machines-outils
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Lubricating oils and greases for boat engines; fuels for boat engines; non-chemical additives for boat oils and fuels; boat engine lubricants and lubricating greases Engines for boats and structural parts therefor; compressors for boat engines; air condensers for boats; generators for boats; fuel filters for boat engines; oil filters for boat engines Boats and structural parts therefor Installation, maintenance, repair and servicing of boat engines; maintenance, repair, and servicing of boats; anti-rust treatment for boats and boat engines Design and development of boat engines; design and development of boats; technological consultancy and advice, surveying, technical and scientific research and design services all relating to boats and boat engines
04 - Huiles et graisses industrielles; lubrifiants; combustibles
07 - Machines et machines-outils
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Industrial oils and greases; dust absorbing, wetting and
binding compositions; fuels; illuminants; non-chemical
additives for oils and fuels; lubricants and lubricating
greases; lubricating products for use in metal working;
engine oils, gear oils, automotive final drive oils; waxes;
petroleum jelly for industrial purposes; cutting and
grinding fuels and oils. Engines, other than for land vehicles; compressors; air
condensers; condensing installations; generators; filters;
parts and fittings for the aforesaid goods. Vehicles; apparatus for locomotion by land, sea and air;
parts and fittings for the aforesaid goods. Installation of engines; anti-rust treatment for vehicles,
aircraft, land vehicles; installation, maintenance, repair
and servicing of vehicles; machinery installation,
maintenance and repair; information and advisory services
for the aforesaid services. Design and development of engines; design and development of
vehicles; professional advisory services relating to design
and development of new products, namely, engines, machinery
and vehicles; technological consultancy and advice,
surveying, technical and scientific research and design
services all relating to industry, engineering, vehicles,
engines.
04 - Huiles et graisses industrielles; lubrifiants; combustibles
07 - Machines et machines-outils
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Lubricating oils and greases for boat engines; fuels for boat engines; non-chemical additives for boat oils and fuels; boat engine lubricants and lubricating greases Engines for boats and structural parts therefor; compressors for boat engines; air condensers for boats; generators for boats; fuel filters for boat engines; oil filters for boat engines Boats and structural parts therefor Installation, maintenance, repair and servicing of boat engines; maintenance, repair, and servicing of boats; anti-rust treatment for boats and boat engines Design and development of boat engines; design and development of boats; technological consultancy and advice, surveying, technical and scientific research and design services all relating to boats and boat engines
04 - Huiles et graisses industrielles; lubrifiants; combustibles
07 - Machines et machines-outils
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Industrial oils and greases; dust absorbing, wetting and
binding compositions; fuels; illuminants; non-chemical
additives for oils and fuels; lubricants and lubricating
greases; lubricating products for use in metal working;
engine oils, gear oils, automotive final drive oils; waxes;
petroleum jelly for industrial purposes; cutting and
grinding fuels and oils. Engines; compressors; air condensers; condensing
installations; generators; filters; parts and fittings for
the aforesaid goods. Vehicles; apparatus for locomotion by land, sea and air;
parts and fittings for the aforesaid goods. Installation of engines; anti-rust treatment for vehicles,
aircrafts, land vehicles; installation, maintenance, repair
and servicing of vehicles; machinery installation,
maintenance and repair; information and advisory services
for the aforesaid services. Design and development of engines; design and development of
vehicles; professional advisory services relating to design
and development of new products, namely, engines and
machinery and vehicles; technological consultancy and
advice, surveying, technical and scientific research and
design services all relating to industry, engineering,
vehicles, engines.
04 - Huiles et graisses industrielles; lubrifiants; combustibles
07 - Machines et machines-outils
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Industrial oils and greases; dust absorbing, wetting in the nature of absorbing and binding compositions; fuels; non-chemical additives for oils and fuels; industrial lubricants and lubricating greases; engine oils; gear oils; industrial waxes; petroleum jelly for industrial purposes Engines, other than for land vehicles; air compressors; air condensers; condensing installations, namely, condensers being ignition parts for internal combustion engines; electric generators; fuel filters and oil filters for boat engines and aircraft engines; and structural parts and fittings for the aforesaid goods Sea vehicles, namely, boats and yachts; and structural parts and fittings for the aforesaid goods Installation of engines for sea vehicles and aircraft; anti-rust treatment for sea vehicles; maintenance, repair and servicing in the nature of maintenance of sea vehicles and aircraft; machinery installation, maintenance and repair; and information and advisory services for the aforesaid services Design and development of sea vehicles engines and aircraft engines; design and development of sea vehicles and aircraft; professional advisory services relating to design and development of new products, namely, engines, machinery and vehicles; technological consultancy and advice, surveying, technical and scientific research and new product design services all relating to engineering, sea vehicles and aircraft, and sea vehicle engine and aircraft engine design
A port belt arrangement for use in a two-stroke internal combustion engine containing a pair of adjacent cylinders. The arrangement including a first hollow annulus defining a first annular channel, the first annular channel tapering in a radial direction, with increasing circumferential distance from a first port, an inner wall of the first annular channel having a second port, and a second hollow annulus defining a second annular channel, the second annular channel tapering in a radial direction, with increasing circumferential distance from a third port, an inner wall of the second annular channel having a fourth port, wherein the first hollow annulus and the second hollow annulus are joined together at a joining point located on each of their circumferences. The cross-sectional area of the first annular channel at the joining point is less than the cross-sectional area of the first annular channel at the point on the circumference of the first hollow annulus which is furthest from the joining point.
A port belt arrangement for use in a two-stroke internal combustion engine containing a pair of adjacent cylinders. The arrangement including a first hollow annulus defining a first annular channel, the first annular channel tapering in a radial direction, with increasing circumferential distance from a first port, an inner wall of the first annular channel having a second port, and a second hollow annulus defining a second annular channel, the second annular channel tapering in a radial direction, with increasing circumferential distance from a third port, an inner wall of the second annular channel having a fourth port, wherein the first hollow annulus and the second hollow annulus are joined together at a joining point located on each of their circumferences. The cross-sectional area of the first annular channel at the joining point is less than the cross-sectional area of the first annular channel at the point on the circumference of the first hollow annulus which is furthest from the joining point.
An internal combustion engine comprising at least one pair of opposed, reciprocating pistons forming a combustion chamber therebetween a crankshaft driven by the pistons via respective drive linkages. The outer piston furthest from the crankshaft comprises a skirt extending from its perimeter towards the crankshaft to form a cylinder within which the other, inner piston reciprocates.
F01B 7/12 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant des culbuteurs et des bielles
F02B 75/28 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux
F01B 7/04 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal
F01L 1/38 - Systèmes de distribution à soupapes, p. ex. à soupapes de levage particuliers aux "machines" ou machines motrices d'un type déterminé différent de celles ayant un cycle à quatre temps pour machines motrices ayant un cycle autre qu'à quatre temps, p. ex. un cycle à deux temps
F01B 1/08 - "Machines" ou machines motrices à piston alternatif caractérisées par le nombre ou par la disposition relative des cylindres ou par le fait qu'elles sont construites à partir d'éléments cylindres-carter séparés avec cylindres disposés de façon opposée par rapport à l'arbre principal et du type "plat"
F01L 17/00 - Systèmes de distribution à tiroirs comportant des tiroirs cylindriques, à fourreau ou en forme de secteur annulaire, entourant le cylindre moteur ou le piston
F01L 21/02 - Piston ou tige de piston agissant comme corps de soupape
F02B 75/24 - Moteurs polycylindriques avec les cylindres opposés par rapport à l'arbre principal et du type plat
F02B 25/08 - Moteurs à pistons alternatifs à mouvement opposé
An internal combustion engine comprising at least one pair of opposed, reciprocating pistons forming a combustion chamber therebetween a crankshaft driven by the pistons via respective drive linkages. The outer piston furthest from the crankshaft comprises a skirt extending from its perimeter towards the crankshaft to form a cylinder within which the other, inner piston reciprocates.
F01B 7/20 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec plusieurs pistons alternatifs, travaillant l'un dans l'autre, p. ex. l'un des pistons formant cylindre pour l'autre
F02B 75/30 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux avec un piston moteur glissant à l'intérieur d'un autre
An internal combustion engine comprising at least one cylinder and a pair of opposed, reciprocating pistons within the cylinder forming a combustion chamber therebetween. The engine has at least one fuel injector disposed at least partly within the cylinder, the fuel injector having a nozzle that is positioned within the combustion chamber and through which the fuel is expelled into the combustion chamber, wherein the nozzle is exposed directly within the combustion chamber.
F02B 25/08 - Moteurs à pistons alternatifs à mouvement opposé
F02B 71/00 - Moteurs à pistons libresMoteurs sans arbre principal rotatif
F02B 75/28 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux
F01B 7/02 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés
F01B 7/08 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant uniquement des bielles pour la conversion du mouvement alternatif en mouvement circulaire ou vice versa avec bielles latérales
An internal combustion engine comprising at least one cylinder and a pair of opposed, reciprocating pistons within the cylinder forming a combustion chamber therebetween. The engine has at least one combustion igniter associated with the cylinder, a portion of the combustion igniter being exposed within the combustion chamber formed between the opposed pistons.
F01B 7/04 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal
F01B 9/02 - "Machines" ou machines motrices à piston alternatif caractérisées par des liaisons entre pistons et arbres principaux, non spécifiques aux groupes avec vilebrequin
F02B 75/28 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux
F02P 15/04 - Allumage par étincelle électrique ayant des caractéristiques non couvertes dans les groupes ou présentant un intérêt autre que celui visé par ces groupes une des électrodes étant montée sur le piston moteur
An internal combustion engine comprising at least one cylinder (12) and a pair of opposed, reciprocating pistons (16,18) within the cylinder forming a combustion chamber (28) therebetween. The engine has at least one fuel injector (34) disposed at least partly within the cylinder, the fuel injector having a nozzle (38) that is positioned within the combustion chamber and through which the fuel is expelled into the combustion chamber, wherein the nozzle (38) is exposed directly within the combustion chamber (28).
F01B 7/08 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant uniquement des bielles pour la conversion du mouvement alternatif en mouvement circulaire ou vice versa avec bielles latérales
F02M 61/14 - Disposition des injecteurs par rapport aux moteursMontage des injecteurs
An internal combustion engine comprising at least one cylinder (12) and a crankshaft (14) disposed at one end of the cylinder. Within each cylinder there is a pair of opposed, reciprocating pistons (16,18) that form a combustion chamber (28) therebetween, including an outer piston (18) being the piston furthest from the crankshaft and an inner piston (16). The pistons drive the crankshaft (14) via respective drive linkages. The drive linkage (60, 68, 70) for the outer piston is external to the cylinder.
F01B 7/08 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant uniquement des bielles pour la conversion du mouvement alternatif en mouvement circulaire ou vice versa avec bielles latérales
F01B 9/02 - "Machines" ou machines motrices à piston alternatif caractérisées par des liaisons entre pistons et arbres principaux, non spécifiques aux groupes avec vilebrequin
The invention provides a 2-stroke internal combustion engine comprising two opposed cylinders, each cylinder housing two opposed pistons and having at least one exhaust port and at least one intake port, and a crankshaft having asymmetrically arranged journals and scotch-yoke mechanisms for driving the journals from the pistons. The pistons in each cylinder operate to open its exhaust port or ports before its intake port or ports and to close its exhaust port or ports before its intake port or ports.
F01B 7/12 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant des culbuteurs et des bielles
F02B 25/08 - Moteurs à pistons alternatifs à mouvement opposé
F02B 75/28 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux
The invention provides a 2-stroke internal combustion engine comprising two opposed cylinders, each cylinder housing two opposed pistons and having at least one exhaust port and at least one intake port, and a crankshaft having asymmetrically arranged journals and scotch-yoke mechanisms for driving the journals from the pistons. The pistons in each cylinder operate to open its exhaust port or ports before its intake port or ports and to close its exhaust port or ports before its intake port or ports.
F01B 1/08 - "Machines" ou machines motrices à piston alternatif caractérisées par le nombre ou par la disposition relative des cylindres ou par le fait qu'elles sont construites à partir d'éléments cylindres-carter séparés avec cylindres disposés de façon opposée par rapport à l'arbre principal et du type "plat"
F01B 7/04 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal
F01B 9/02 - "Machines" ou machines motrices à piston alternatif caractérisées par des liaisons entre pistons et arbres principaux, non spécifiques aux groupes avec vilebrequin
F02B 75/24 - Moteurs polycylindriques avec les cylindres opposés par rapport à l'arbre principal et du type plat
F02B 75/28 - Moteurs à plusieurs pistons alternatifs se déplaçant dans le même cylindre ou dans des cylindres sensiblement coaxiaux
F02B 25/08 - Moteurs à pistons alternatifs à mouvement opposé
F16H 21/36 - Transmissions à manivelleTransmissions à excentrique sans bielle oscillante, p. ex. bielle à mouvement épicycloïdal parallèle, à mouvement coulisse-manivelle
F02B 75/02 - Moteurs caractérisés par leurs cycles, p. ex. à six temps
F02F 1/22 - Autres cylindres caractérisés par la présence de lumières dans les parois du cylindre pour le balayage ou l'alimentation
F01B 7/10 - “Machines” ou machines motrices avec plusieurs pistons alternatifs travaillant dans le même cylindre ou dans des cylindres pratiquement coaxiaux avec pistons alternatifs opposés agissant sur le même arbre principal utilisant uniquement des bielles pour la conversion du mouvement alternatif en mouvement circulaire ou vice versa ayant la tige d'un piston passant au travers de l'autre piston
