Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01C - Rotary-piston or oscillating-piston machines or engines › F01C 1 - Rotary-piston machines or engines
Patents for F01C 1 - Rotary-piston machines or engines (9,235)
02/2003
02/20/2003WO2003014549A1 A system for the construction of pumps, compressors, and motor engines, formed by a rotary chamber and pistons which are driven in the same direction at varying velocities alternatively opposite to each other, inside a fixed open or closed structure
02/20/2003WO2003014527A1 Rotary piston engine
02/20/2003WO2002101211A3 Method for the embodiment of a piston-swept volume of an engine
02/20/2003WO2002070878A8 A rotary engine
02/20/2003CA2456376A1 Rotary piston machine
02/18/2003CA2270782C Cascaded progressing cavity pump system
02/13/2003WO2003012290A1 An improved planetary rotary machine using apertures, volutes and continuous carbon fiber reinforced peek seals
02/13/2003WO2003012259A1 Method for increasing the effect to be produced in a motor, pump or the like
02/13/2003WO2003012258A1 Rotary cylinder device
02/13/2003WO2003012257A1 A stirling machine utilizing a double action planetary machine
02/13/2003WO2002031330A9 Toroidal internal combustion engine and method for its thermo-stabilization
02/13/2003CA2454759A1 Method for increasing the effect to be produced in a motor, pump or the like
02/06/2003WO2003010456A2 Torus crank mechanism
02/06/2003WO2003010418A1 Single-degree-of-freedom controlled-clearance univanetm fluid-handling machine
02/05/2003EP1280986A1 Multiple induction energy-driven engine
02/05/2003EP1280979A1 Internal combustion engine of circular impulsion
02/04/2003US6513482 Rotary fluid machinery, vane fluid machinery, and waste heat recovery device of internal combustion engine
01/2003
01/30/2003WO2003008781A1 Rotary piston engine
01/30/2003WO2003008764A1 The oscillating-rotary engine
01/30/2003WO2002044533A3 Vane compressor or expander
01/30/2003US20030021713 Single-degree-of-freedom controlled-clearance univaneTM fluid-handling machine
01/29/2003CN1393635A Rotor-type three-stroke IC engine
01/23/2003WO2000036278A3 Axial rotary engine
01/22/2003EP0968381B1 Desmodromic mechanism
01/22/2003CN1392330A Slide board type rotary engine
01/16/2003WO2003004844A1 Rotary piston engine
01/16/2003WO2003004843A1 Mechanism for interconnecting first- and second-shafts of variable speed rotation to a third shaft
01/16/2003WO2003004842A1 Rotary internal combustion engine
01/16/2003WO2003004833A1 Rotary piston machine
01/16/2003US20030012675 Equipment with mutually interacting spiral teeth
01/16/2003US20030010312 Internal combustion four cycle rotary engine based on a rotary movement that can be used to make a compressor, a vacuum pump, a steam engine and a high pressure water motor
01/14/2003US6506512 Compression regenerative machine for fuel cell
01/14/2003US6506037 Screw machine
01/09/2003DE20216762U1 Rotary piston engine comprises a master piston and slave pistons which have cavity-free convex peripheral surfaces and rotate in the same direction
01/08/2003EP1272737A1 Air motor
01/08/2003CN2530040Y Spring transmission differential rotor motor
01/07/2003US6503072 Pressure articulated positive displacement, single expansion rotary engine
01/07/2003US6503071 High speed UniVane fluid-handling device
01/03/2003WO2003001035A2 Improved rotary machine
01/02/2003EP1270900A1 Quasi-isothermal Brayon cycle engine
01/02/2003EP1270899A1 Quasi-isothermal Brayton cycle engine
01/01/2003CN1097678C Optimized location for scroll compressor energy-economizer injection ports
12/2002
12/31/2002US6499305 Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
12/25/2002CN2527711Y Rotor three-stroke internal combustion engine
12/19/2002WO2002101215A1 Radial combustion motor
12/19/2002WO2002101211A2 Method for the embodiment of a piston-swept volume of an engine
12/19/2002WO2002101203A1 Condenser motor
12/19/2002WO2002101202A1 Rotary drive engine
12/19/2002WO2002101201A1 Combustion engine
12/19/2002US20020192100 Rotary apparatus
12/19/2002US20020189578 Hinged rotor internal combustion engine
12/18/2002EP1267036A1 Rotary fluid machinery
12/18/2002EP1266126A1 Double-throw air motor with reverse feature
12/17/2002US6494697 Driven equipment for fluid machinery
12/17/2002US6494043 Distributed generation system
12/12/2002WO2002099252A1 Pneumatic air tool with direct air path motor
12/12/2002WO2002081922A3 Screw conveyor for the transport of flowable substances and/or lumps of material
12/12/2002WO2002063151A9 Two-dimensional positive rotary displacement engine
12/10/2002CA2349154C Rotary-turbine internal combustion engine
12/05/2002WO2002097271A1 Dual capacity compressor
12/05/2002WO2002097250A1 Rotary engine
12/05/2002US20020182086 Dual capacity compressor
12/05/2002US20020179036 Rotary machine and thermal cycle
12/05/2002US20020178737 Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
12/05/2002DE10127397A1 Fluid displacement pump has rotor formed as hollow cylinder with working ring and flow ring attached to stator
12/05/2002DE10126176A1 Rotating piston engine and similar consists of base plate and connected common working plate, with working pistons acting as even-numbered-surface rotary bodies and multiple-surfaces rotary slide vane working pistons
12/03/2002US6488004 Toroidal internal combustion engine and method for its thermo-stabilization
12/03/2002US6487843 Turbomachine and method for operating
11/2002
11/27/2002CN1095026C Rotary piston internal-combustion engine
11/27/2002CN1095024C Compact scroll fluid device
11/26/2002US6484687 Rotary machine and thermal cycle
11/26/2002US6484504 Power generation system
11/21/2002WO2002092968A1 Pressure articulated positive displacement, single expansion rotary engine
11/21/2002US20020170530 Internal combustion engine of circular impulsion
11/21/2002US20020170529 Rotary piston engine and method of operation
11/20/2002EP1257733A1 Engines driven by liquified or compressed gas
11/20/2002EP1257731A1 Equipment with mutually interacting spiral teeth
11/20/2002EP0840843B1 Method of reducing emissions in a sliding vane internal combustion engine
11/20/2002CN1094556C Vanes-rotating internal combustion engine
11/19/2002US6481988 Internal combustion engine
11/19/2002US6481410 Rotary piston engine/positive displacement apparatus
11/14/2002WO2002090747A2 Heat energy utilization system
11/14/2002WO2002090738A2 Rotary machine and thermal cycle
11/14/2002US20020168281 Pressure articulated positive displacement, single expansion rotary engine
11/14/2002CA2446833A1 Rotary machine and thermal cycle
11/13/2002EP1256694A1 Rotor internal combustion engine
11/07/2002WO2002088526A1 Variable volume unit
11/07/2002WO2002088525A1 Rotary compressor
11/05/2002US6474965 Rotary piston engine having a cogwheel pump and an oil metering pump
10/2002
10/31/2002US20020157636 Two-dimensional positive rotary displacement engine
10/24/2002EP1025403A4 An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
10/24/2002DE10131819C1 Rotary piston machine comprises a rotary piston positioned on a crank pin of a crankshaft arranged in a stationary housing and held by a holding device
10/23/2002EP1251278A2 Scroll decompression device for cryogenic temperatures
10/22/2002US6468061 Rotary machine
10/22/2002US6468045 Rotary piston pump
10/22/2002US6467450 Radial combustion motor
10/22/2002US6467280 Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
10/17/2002WO2002081922A2 Screw conveyor for the transport of flowable substances and/or lumps of material
10/17/2002WO2002063152A3 Method for tracing an yarimov directing curve of a cylindrical surface of a rotor or body
10/17/2002US20020150481 Toroidal compressor
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