b) which is arranged to be selectively activated to cause the obturator to be in an open condition, and the check valve comprising a controller which has a control signal input to cause the controller to selectively activate the actuator assembly.
A check valve (1) which comprises an obturator (2) and a biasing mechanism, the biasing mechanism arranged to urge the obturator towards a closed condition, and the check valve further comprising an actuator assembly (5, 7a, 7b) which is arranged to be selectively activated to cause the obturator to be in an open condition, and the check valve comprising a controller which has a control signal input to cause the controller to selectively activate the actuator assembly.
a), a stator (4), a rotatable shutter (3), a piston (5) which extends from the rotor surface, the rotor surface and the stator together defining an annular chamber, and the piston arranged to rotate, through the annular chamber, and the rotor surface being orientated at an incline to a plane (P-P) substantially perpendicular to the axis of rotation (A-A) of the rotor and the rotor surface faces generally away from, or outwardly of, the axis of rotation of the rotor.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
a), a piston (5) which extends from the rotor surface, a stator (4), a rotatable shutter (3), the rotor surface and the stator together defining an annular chamber, and the piston arranged to rotate, through the annular chamber, wherein when the chamber is viewed in axial cross-section, substantially a single surface of the stator in part defines the chamber (100).
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
6.
Rotary piston and cylinder with the rotor including a formation and bearing arrangement
A rotary piston and cylinder device (1) comprising a rotor (2), a stator (4) and a rotatable shutter (3), the rotor comprising a piston (5) which extends from the rotor into a working chamber, the rotor and the stator together defining a working chamber, the shutter arranged to extend through the working chamber and forming a partition therein, and the shutter comprising a slot which allows passage of the piston therethrough, a bearing (20) which mounts the rotor relative to the stator, the rotor comprising a formation (12; 30) which extends substantially axially away from the chamber, and the formation being radially outward of the bearing and extending around the axis of rotation, and the formation comprising a surface which at least in part defines a space between the rotor and the stator, and at least part of that space and/or the formation overlaps in an axial direction with the bearing.
F01C 19/12 - Dispositions relatives à l'étanchéité dans les "machines" ou machines motrices à piston rotatif pour autre que le fluide énergétique
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
a) comprising a sealing portion arranged to seal with the shutter slot and/or stator and a non-sealing portion arranged not to seal with the shutter slot.
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
A transmission assembly for a rotary piston and cylinder device, comprising a rotor including a piston, a stator, a shutter including a slot to receive the piston, and a first gear and a gear sub-assembly, the first gear connectable to a rotatably mounted shutter of the device, and the first gear extending from a side of the shutter, and the first gear connected to the gear sub-assembly which converts rotation to an axis of rotation different to that of the shutter.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 21/00 - Parties constitutives, détails ou accessoires non couverts dans les groupes
F01C 21/10 - Organes externes coopérant avec des pistons rotatifsCarcasses d'enveloppes
F04C 15/00 - Parties constitutives, détails ou accessoires des "machines", des pompes ou installations de pompage non couverts par les groupes
A rotary piston and cylinder device (1) comprising a rotor (2), a stator (4) and a rotatable shutter (3), the rotor comprising a piston (5) which extends from the rotor into a working chamber, the rotor and the stator together defining a working chamber, the shutter arranged to extend through the working chamber and forming a partition therein, and the shutter comprising a slot which allows passage of the piston therethrough, a bearing (20) which mounts the rotor relative to the stator, the rotor comprising a formation (12; 30) which extends substantially axially away from the chamber, and the formation being radially outward of the bearing and extending around the axis of rotation, and the formation comprising a surface which at least in part defines a space between the rotor and the stator, and at least part of that space and/or the formation overlaps in an axial direction with the bearing.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/12 - Dispositions relatives à l'étanchéité dans les "machines" ou machines motrices à piston rotatif pour autre que le fluide énergétique
A rotary piston and cylinder device (1) comprising a rotor (2), a stator (4), a rotatable shutter (3), the rotor and the stator comprising surface portions which define a chamber, wherein the rotor comprises a first surface portion (2A) and the stator comprises substantially two surface portions (4a'; 4b'), and the two surface portions of the stator neighbour each other.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
A rotary piston and cylinder device (1) comprising: a rotor(2), comprising a rotor surface(2a), a piston (5) which extends from the rotor surface, a stator(4), a rotatable shutter(3), the rotor surface and the stator together defining an annular chamber, and the piston arranged to rotate, through the annular chamber, wherein when the chamber is viewed in axial cross-section, substantially a single surface of the stator in part defines the chamber (100).
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
A rotary piston and cylinder device (1) comprising a rotor (2), a stator (4) and a rotatable shutter (3), a rotary piston and cylinder device comprising a rotor, a rotatable shutter, the rotor comprising a piston (5), the piston comprising a first side (5b) and a second side (5a), the first side (5b) arranged to seal with a slot of the shutter, and comprises a working face, the second side being a substantially oppositely directed side to the first side, and the second side (5a) comprising a sealing portion arranged to seal with the shutter slot and/or stator and a non-sealing portion arranged not to seal with the shutter slot.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
A rotary piston and cylinder device comprising a rotor (2), comprising a rotor surface (2a), a stator (4), a rotatable shutter (3), a piston (5) which extends from the rotor surface, the rotor surface and the stator together defining an annular chamber, and the piston arranged to rotate, through the annular chamber, and the rotor surface being orientated at an incline to a plane (P-P) substantially perpendicular to the axis of rotation (A-A) of the rotor and the rotor surface faces generally away from, or outwardly of, the axis of rotation of the rotor.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
a) which allows passage of the piston therethrough, the slot provided between two surface portions which receive the piston therethrough,at least one of the surfaces defines a close-running region with the piston to provide a fluid seal, and for at least part of the period during which the piston passes through the slot, the close-running region is offset from a mid-plane which extends through the disc and is co-planar with the disc.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 11/00 - Association de plusieurs “machines” ou machines motrices, chacune d’elles étant du type à piston rotatif ou oscillant
F02B 55/08 - Organes extérieurs coopérant avec les pistons rotatifsCarcasses
F04C 18/52 - Pompes à piston rotatif à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90 degrés du type à engrènement, c.-à-d. avec l'engrènement des organes coopérants semblable à celui de l'engrenage denté
F02B 53/00 - Aspects combustion interne des moteurs à pistons rotatifs ou oscillants
A rotary piston and cylinder device having a rotor, a stator and a shutter disc, the rotor including a piston which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylinder space, the shutter disc passing through the cylinder space and forming a partition, and the disc having a slot which allows passage of the piston, the shutter disc having a circumferential surface that forms a seal with the rotor, the circumferential surface defining at least one close running line with the rotor, and the at least one close-running line offset from a rotor plane which lies on a radius of the rotor and which includes the axis of rotation of the rotor.
F04C 18/00 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
a) which allows passage of the piston therethrough, and a surface of the rotor and a surface of the stator opposing each other forming a close-running surface pair, and at least one of the surfaces comprising an abradable coating (10) which is provided with a plurality of recess formations, and the recess formations are discontinuous from each other.
F04C 18/52 - Pompes à piston rotatif à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90 degrés du type à engrènement, c.-à-d. avec l'engrènement des organes coopérants semblable à celui de l'engrenage denté
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 11/00 - Association de plusieurs “machines” ou machines motrices, chacune d’elles étant du type à piston rotatif ou oscillant
F01C 19/12 - Dispositions relatives à l'étanchéité dans les "machines" ou machines motrices à piston rotatif pour autre que le fluide énergétique
F04C 3/04 - "Machines" ou pompes à piston rotatif à axes de déplacement des organes coopérants non parallèles, p. ex. pompes à vis les axes étant disposés selon un angle de 90 degrés du type à engrènement, c.-à-d. avec l'engrènement des organes coopérants semblable à celui de l'engrenage denté
F02B 53/00 - Aspects combustion interne des moteurs à pistons rotatifs ou oscillants
In a rotary piston and cylinder device (1) having a stator and a rotor, in which the stator at least partially defines an annular cylinder space and the rotor includes at least one piston that extends from the rotor into the cylinder space, and in which, during use, the piston moves through the annular cylinder space on rotation of the rotor relative to the stator, wherein at least part of an outer surface (30) of the rotor (22) is a substantially frusto-conical shaped surface.
F04C 18/00 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F04C 3/04 - "Machines" ou pompes à piston rotatif à axes de déplacement des organes coopérants non parallèles, p. ex. pompes à vis les axes étant disposés selon un angle de 90 degrés du type à engrènement, c.-à-d. avec l'engrènement des organes coopérants semblable à celui de l'engrenage denté
A rotary piston and cylinder device (1) comprising a rotor (2), a stator and a shutter disc (3), the rotor comprising a piston (5) which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylinder space, the shutter disc passing through the cylinder space and forming a partition therein, and the disc comprising a slot (3a) which allows passage of the piston therethrough, and a surface of the rotor and a surface of the stator opposing each other forming a close- running surface pair, and at least one of the surfaces comprising an abradable coating (10) which is provided with a plurality of recess formations, and the recess formations are discontinuous from each other.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 11/00 - Association de plusieurs “machines” ou machines motrices, chacune d’elles étant du type à piston rotatif ou oscillant
F01C 19/12 - Dispositions relatives à l'étanchéité dans les "machines" ou machines motrices à piston rotatif pour autre que le fluide énergétique
F02B 53/00 - Aspects combustion interne des moteurs à pistons rotatifs ou oscillants
A rotor for a rotary piston and cylinder device (1), wherein at least part of an outer surface (30) of the rotor (22) is a substantially frusto-conical shaped surface.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
A rotary piston and cylinder device (1) comprising a rotor (2), a stator and a shutter disc (3), the rotor comprising a piston which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylinder space, the shutter disc passing through the cylinder space and forming a partition therein, and the disc comprising a slot (3a) which allows passage of the piston therethrough, the shutter disc comprising a circumferential surface (30) arranged to form a seal with a surface of the rotor, the circumferential surface defining a profile which forms at least one close running line (13b) with said rotor surface, and the at least one close-running line offset from a rotor plane (13) which lies on a radius of the rotor and which includes the axis of rotation of the rotor.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 19/02 - Joints à déplacement radial pour fluide énergétique
F02B 53/00 - Aspects combustion interne des moteurs à pistons rotatifs ou oscillants
A rotary piston and cylinder device (1) comprising a rotor (2), a stator and a shutter disc (3), the rotor comprising a piston (5) which extends from the rotor into the cylinder space, the rotor and the stator together defining the cylinder space, the shutter disc passing through the cylinder space and forming a partition therein, and the disc comprising a slot (3a) which allows passage of the piston therethrough, the slot provided between two surface portions which receive the piston therethrough,at least one of the surfaces defines a close-running region with the piston to provide a fluid seal, and for at least part of the period during which the piston passes through the slot, the close-running region is offset from a mid-plane which extends through the disc and is co-planar with the disc.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 11/00 - Association de plusieurs “machines” ou machines motrices, chacune d’elles étant du type à piston rotatif ou oscillant
F02B 53/00 - Aspects combustion interne des moteurs à pistons rotatifs ou oscillants
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Compressors; turboexpanders; positive displacement
expanders; engines; vehicle engines (except for land
vehicles); rotary piston machines; superchargers; parts and
fittings therefor. Motors and engines for land vehicles. Scientific and technological services and research and
design relating thereto; industrial analysis and research
services.
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Compressors; turboexpanders; positive displacement
expanders; engines; vehicle engines (except for land
vehicles); rotary piston machines; superchargers; parts and
fittings therefor. Motors and engines for land vehicles. Scientific and technological services and research and
design relating thereto; industrial analysis and research
services.
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Air compressors; electric compressors; turboexpanders, namely, expansion turbines not for land vehicles; positive displacement expanders in the nature of internal combustion engine parts and drive machinery being steam engines, rankine cycle expanders, compressed air driven motors and generators; engines not for land vehicles; boosting devices for machines, namely, superchargers and turbochargers; rotary piston machines being engines not for land vehicles, motors not for land vehicles, compressors, turboexpanders being expansion turbines not for land vehicles, superchargers and positive displacement expanders; parts and fittings for all the foregoing goods, namely, machine bearings, rotors for machines, stators for machines, valves being parts of machines, transmission drive trains for machines [ Motors and engines for land vehicles ] Scientific and technological services, namely, scientific and technological research, testing, analysis and development and new product design services in the fields of motors and engines for land vehicles, air compressors, electric compressors, turboexpanders, namely, expansion turbines not for land vehicles, positive displacement expanders in the nature of internal combustion engine parts and drive machinery being steam engines, rankine cycle expanders, compressed air driven motors and generators; engines not for land vehicles, boosting devices for machines, namely, superchargers and turbochargers, rotary piston machines, and parts and fittings for all the foregoing goods, namely, machine bearings, rotors for machines, stators for machines, valves being parts of machines, transmission drive trains for machines; industrial analysis and research in the fields of motors and engines for land vehicles, air compressors, electric compressors, turboexpanders, namely, expansion turbines not for land vehicles, positive displacement expanders in the nature of internal combustion engine parts and drive machinery being steam engines, rankine cycle expanders, compressed air driven motors and generators; engines not for land vehicles, boosting devices for machines, namely, superchargers and turbochargers, rotary piston machines, and parts and fittings for all the foregoing goods, namely, machine bearings, rotors for machines, stators for machines, valves being parts of machines, transmission drive trains for machines
A transmission assembly for a rotary piston and cylinder device, comprising a first gear (120) and a gear sub-assembly (15, 16, 17, 18, 19), the first gear connectable to a rotatably mounted shutter (12) of the device, and the first gear extending from a side of the shutter, and the first gear connected to the gear sub-assembly which converts rotation to an axis of rotation different to that of the shutter.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
A transmission assembly for a rotary piston and cylinder device, comprising a first gear (120) and a gear sub-assembly (15, 16, 17, 18, 19), the first gear connectable to a rotatably mounted shutter (12) of the device, and the first gear extending from a side of the shutter, and the first gear connected to the gear sub-assembly which converts rotation to an axis of rotation different to that of the shutter.
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 21/00 - Parties constitutives, détails ou accessoires non couverts dans les groupes
F01C 21/10 - Organes externes coopérant avec des pistons rotatifsCarcasses d'enveloppes
A rotary piston and cylinder assembly having two rotary piston and cylinder devices, each device including a rotor and a stator, the stator at least partially defining an annular cylinder space, the rotor being in the form of a ring, and the rotor having at least one piston which extends from the rotor ring into the annular cylinder space. In use the at least one piston is moved circumferentially through the annular cylinder space on rotation of the rotor relative to the stator, the rotor body being sealed relative to the stator, and the device further having cylinder space shutter means which is capable of being moved relative to the stator to a closed position in which the shutter means partitions the annular cylinder space, and to an open position in which the shutter means permits passage of the at least one piston, the cylinder space shutter means including a shutter disc, wherein the devices are connected by a transfer passage.
F01C 11/00 - Association de plusieurs “machines” ou machines motrices, chacune d’elles étant du type à piston rotatif ou oscillant
F01C 3/02 - "Machines" ou machines motrices à piston rotatif, à axes de déplacement des organes coopérants non parallèles les axes étant disposés selon un angle de 90
F01C 20/12 - Commande, surveillance ou dispositions de sécurité pour les "machines" ou machines motrices caractérisées par la modification des positions de l'ouverture de l'admission ou de l'échappement par rapport à la chambre de travail utilisant des tiroirs
F01C 21/00 - Parties constitutives, détails ou accessoires non couverts dans les groupes
F01C 21/18 - Dispositions pour l'admission ou l'échappement du fluide de travail, p. ex. caractéristiques de structure de l'admission ou de l'échappement
A rotary piston and cylinder assembly (1) comprising two rotary piston and cylinder devices (2a, 2b) , each device comprising a rotor (7) and a stator (10) , the stator at least partially defining an annular cylinder space (3) , the rotor is in the form of a ring, and the rotor comprising at least one piston (8) which extends from the rotor ring into the annular cylinder space, in use the at least one piston is moved circumferentially through the annular cylinder space on rotation of the rotor relative to the stator, the rotor body being sealed relative to the stator, and the device further comprising cylinder space shutter means (5) which is capable of being moved relative to the stator to a closed position in which the shutter means partitions the annular cylinder space, and to an open position in which the shutter means permits passage of the at least one piston, the cylinder space shutter means comprising a shutter disc, wherein the devices are connected by a transfer passage.
