Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01B - Machines or engines, in general or of positive-displacement type, e.g. steam engines › F01B 7 - Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
Patents for F01B 7 - Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders (730)
04/2013
04/24/2013CN103061815A Turbomachine used for converting Coriolis vortex fluid pressure into fluid energy and provided with butting fluid suspension pistons
04/18/2013WO2013054559A1 Inverted v-twin type substantially opposed engine
04/16/2013US8418598 Driving device
04/11/2013WO2013050118A1 Motor-generator arrangement
04/10/2013CN103038482A New internal combustion engine at alternating cycle with controlled variable compression ratio (CVCR)
03/2013
03/19/2013US8397685 Fuel injection system
03/19/2013CA2693989C Wave transducer having variable energy piston assembly
03/07/2013WO2013032431A1 Balanced x - engine assembly
02/2013
02/28/2013US20130047835 Aircraft store ejector system
02/27/2013CN102947545A Combustion chamber constructions for opposed-piston engines
02/26/2013US8381691 Fuel injection system
02/12/2013US8371210 Reciprocating fluid machines
02/08/2013DE212012000010U1 Motor mit innerer Verbrennung Internal combustion engine
02/06/2013DE212012000008U1 Motor mit innerer Verbrennung Internal combustion engine
01/2013
01/29/2013US8359862 Steam turbine engine
01/23/2013EP2547868A2 Combustion chamber constructions for opposed-piston engines
11/2012
11/29/2012WO2012160378A2 Internal combustion engines
11/29/2012WO2012160376A2 Internal combustion engines
11/29/2012DE102011076396A1 Kurbelschlaufenantrieb A scotch yoke drive
11/28/2012CN102803665A An air motor
11/22/2012WO2012158756A1 Combustion chamber construction for opposed-piston engines
11/21/2012CN202544942U Liquid nitrogen pneumatic motor
11/01/2012WO2012147088A1 Double piston internal combustion engine
10/2012
10/31/2012CN102011644B Internal combustion engine
10/11/2012US20120255432 Multi-stage hydraulic cylinder assembly
10/03/2012CN102713153A Sealing system for sliding sleeves for controlling gas exchange in internal combustion engines
10/03/2012CN102713152A Fuel injection method for diesel engines with injection nozzles arranged in a tangential manner on the periphery of the cylinder
09/2012
09/20/2012US20120233989 Fluid compression system
08/2012
08/14/2012US8240513 Fluid dispenser with nested displacement members
08/01/2012EP2481901A2 Crankless engine
08/01/2012CN102619564A Fluid suspension piston opposite vertex type fluid energy turbine
08/01/2012CN102619563A Fluid energy turbine machine
07/2012
07/26/2012WO2012020384A4 Reciprocating piston engine
07/26/2012US20120186442 Double Cylinder Type Hydraulic Mechanism
07/10/2012US8215268 Three-stroke internal combustion engine, cycle and components
07/04/2012EP2470765A1 Cylinder block with injection and ejection piston
06/2012
06/21/2012WO2012080464A1 Drive system
06/21/2012WO2011097015A3 Rolling thrust bearing constructions
06/13/2012EP2462316A1 Double-acting combustion engine
05/2012
05/31/2012WO2012048279A4 Single piston sleeve valve with optional variable compression ratio capability
05/31/2012WO2012023970A3 Piston constructions for opposed-piston engines
05/30/2012CN202250387U Free-piston engine
05/24/2012WO2012067643A1 Two stroke opposed-piston engines with compression release for engine braking
05/09/2012EP2449227A2 Inline dual piston engine
05/08/2012US8171742 Pressure wave generator
05/02/2012EP2447499A1 Internal combustion engine
04/2012
04/26/2012WO2012051645A1 Method and means for controlling combustion
04/26/2012WO2012020384A3 Reciprocating piston engine
04/26/2012WO2008087554A3 Two-stroke opposite radial rotary-piston engine
04/18/2012CN102418571A 液氮气动机 Liquid nitrogen pneumatic machine
04/12/2012WO2012048309A1 Internal combustion engine valve actuation and adjustable lift and timing
04/12/2012WO2012048279A1 Single piston sleeve valve with optional variable compression ratio capability
03/2012
03/29/2012DE102011054064A1 Reibungsfreies Schwinggelenk Chafing oscillating joint
03/14/2012CN102374021A Free piston engine
03/08/2012US20120055451 Inwardly Opposed Pistons, Fixed Position Common Cylinder Engine with External Induction
02/2012
02/23/2012WO2012023975A1 Fuel injection spray patterns for opposed-piston engines
02/23/2012WO2012023971A2 An opposed-piston engine having a single crankshaft coupled to the opposed piston by linkages with pivoted rocker arms
02/23/2012WO2012023970A2 Piston constructions for opposed-piston engines
02/21/2012US8117934 Transmission shift mechanism with single-end actuation
02/16/2012WO2012020384A2 Reciprocating piston engine
01/2012
01/26/2012WO2011138815A3 Two-wheeled vehicle
01/24/2012US8100047 Slip seal diaphragm for spring brake actuator
01/18/2012CN102325977A Multi-cylinder opposed piston engines
01/05/2012WO2011139332A3 Combustion chamber constructions for opposed-piston engines
12/2011
12/29/2011WO2011161708A1 New internal combustion engine at alternating cycle with controlled variable compression ratio- cvcr -
12/28/2011EP2399014A2 Multi-cylinder opposed piston engines
12/20/2011US8079831 Submersible pump having a two-step control hydraulic valve
11/2011
11/24/2011WO2011146110A1 Fuel injector support constructions for direct injection opposed-piston engines
11/17/2011WO2011140579A1 An air motor
11/17/2011CA2790237A1 An air motor
11/10/2011WO2011139332A2 Combustion chamber constructions for opposed-piston engines
11/10/2011WO2011097016A3 Single-crankshaft, opposed-piston engine constructions
10/2011
10/27/2011WO2011133466A1 Fuel injection system
09/2011
09/15/2011WO2011061189A3 Sealing system for sliding sleeves for controlling gas exchange in internal combustion engines
09/15/2011US20110219946 Non-Threaded Method for Assembling a Center Hole Parking Diaphragm and Adapter Push Rod with a Clip and Washer
08/2011
08/30/2011US8006585 Actuating cylinder for vehicle gearboxes
08/17/2011CN102159818A Internal combustion engine with working piston and control piston
08/11/2011WO2011097016A2 Single-crankshaft, opposed-piston engine constructions
08/10/2011CN102149914A 内燃引擎 Internal combustion engine
07/2011
07/06/2011CN101321927B Internal combustion engine
05/2011
05/26/2011WO2011061191A1 Fuel injection method for diesel engines with injection nozzles arranged in a tangential manner on the periphery of the cylinder
05/25/2011CN101258304B Two-stroke engine with variable compression
05/19/2011DE102009053722A1 Fuel injection method for diesel engines, involves arranging injectors at cylinder circumference in tangential manner
05/12/2011US20110107755 Energy storage and generation systems and methods using coupled cylinder assemblies
05/11/2011EP2320048A1 Internal combustion engine with a single crankshaft and having opposed cyclinders with opposed pistons
04/2011
04/27/2011EP2313629A1 Internal combustion engine with working, piston and control piston
04/14/2011WO2011042301A1 Thermal engine such as e.g. an internal combustion engine and/or steam engine
04/13/2011CN102011644A Internal combustion engine
04/13/2011CN101326351B Engine arrangement
03/2011
03/23/2011EP2299054A1 Electromagnetic engine
03/17/2011WO2011000342A3 Inline dual piston engine
03/17/2011US20110061525 In Situ Testing of Mechanical Properties of Cementitious Materials
03/03/2011WO2011023195A1 Cylinder block with injection and ejection piston
02/2011
02/10/2011WO2011016717A1 Double-acting combustion engine
02/03/2011US20110023703 Tamper resistant spring brake actuator
01/2011
01/04/2011US7861641 Impulse generator and method for impulse generation
12/2010
12/29/2010WO2010150307A1 Internal combustion engine
12/22/2010CN1653251B Internal combustion engine
12/14/2010CA2524526C Piston mechanism with diverging pistons
11/2010
11/25/2010WO2010096187A3 Multi-cylinder opposed piston engines
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