| Patents for F01B 1 - Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements (1,424) |
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| 09/20/1999 | CA2227025A1 Attain's new camshaft locations, or "ancam-l" |
| 09/14/1999 | US5950433 Method and system of converting thermal energy into a useful form |
| 09/01/1999 | EP0834007B1 Tri-lobed cam engine |
| 07/28/1999 | EP0931205A1 Method and system of converting thermal energy into a useful form |
| 07/21/1999 | EP0929763A1 A piston assembly of a hydraulic radial piston-type machine |
| 06/30/1999 | EP0815370B1 Hypocycloidal crank mechanism for piston engines, engines especially for opposed-cylinder internal combustion engines |
| 06/22/1999 | US5913296 Disposable modular fuel container for internal combustion engines |
| 06/09/1999 | EP0920572A1 Thermal hydraulic engine |
| 05/20/1999 | WO1999024711A1 Radial piston hydraulic motor |
| 05/20/1999 | WO1999024696A1 Radial motor/pump |
| 05/20/1999 | CA2309669A1 Radial motor/pump |
| 05/18/1999 | CA2167685C Rotary internal combustion engine |
| 05/04/1999 | US5899067 Hydraulic engine powered by introduction and removal of heat from a working fluid |
| 04/21/1999 | CN2315299Y Main machine for drawing type engine |
| 03/31/1999 | EP0905373A1 Fuel system |
| 03/25/1999 | WO1999014471A1 Variable compression piston assembly |
| 03/02/1999 | US5875755 Low compression ratio internal combustion engine |
| 03/02/1999 | US5875744 Rotary and reciprocating internal combustion engine and compressor |
| 01/28/1999 | WO1999004140A1 Volumetric-displacement device having molded pistons and cylinders |
| 12/30/1998 | CN1203322A Compression air-piston motor |
| 12/23/1998 | EP0886036A2 Compressed air piston motor |
| 12/23/1998 | EP0885347A1 Modular engine |
| 12/16/1998 | EP0754271A4 Pneumatically shifted reciprocating pump |
| 12/03/1998 | WO1998040608A3 A modular machine |
| 11/24/1998 | US5839411 In an internal combustion engine |
| 11/17/1998 | US5836234 Single CAM reciprocating linked piston type engine |
| 11/17/1998 | US5836231 Radial-piston hydraulic motor and method for regulation of a radial-piston hydraulic motor |
| 11/05/1998 | WO1998049430A1 A rotary and reciprocating internal combustion engine and compressor |
| 11/05/1998 | CA2289261A1 A rotary and reciprocating internal combustion engine and compressor |
| 09/23/1998 | EP0692071B1 Hydraulic drive system |
| 09/17/1998 | WO1998040608A2 A modular machine |
| 09/17/1998 | WO1998040188A1 A method of engine manufacture |
| 09/09/1998 | EP0863312A2 Cylinder sleeve assembly |
| 09/08/1998 | US5803660 Integrated reef building system |
| 07/30/1998 | WO1998032959A1 Rotary-linear power device |
| 07/22/1998 | EP0663984B1 Integral motor |
| 07/07/1998 | US5775199 Rotary valve and directional valve combination |
| 07/02/1998 | WO1998028525A1 Power machine cooling |
| 06/16/1998 | US5765512 Rotary-linear power device |
| 05/12/1998 | US5749262 Crank mechanism |
| 04/22/1998 | EP0837248A2 Fluid pressure cylinder |
| 04/16/1998 | WO1998015721A1 Method and system of converting thermal energy into a useful form |
| 04/16/1998 | CA2266988A1 Method and system of converting thermal energy into a useful form |
| 04/15/1998 | EP0835361A1 Multiple crankshaft ic engine |
| 04/09/1998 | WO1998014722A1 A piston assembly of a hydraulic radial piston-type machine |
| 04/09/1998 | CA2267199A1 A piston assembly of a hydraulic radial piston-type machine |
| 04/08/1998 | EP0834007A1 Tri-lobed cam engine |
| 04/08/1998 | CN1178574A Hypocycloidal crank mechanism for piston engines, engines especially for opposed-cylinder IC engines |
| 03/25/1998 | EP0775255B1 Rotary internal combustion engine |
| 02/26/1998 | WO1998007962A1 Thermal hydraulic engine |
| 01/21/1998 | EP0749522A4 Low compression ratio internal combustion engine |
| 01/13/1998 | US5706659 Modular construction stirling engine |
| 01/08/1998 | DE19626938A1 Star-shaped piston cylinder assembly e.g. radial piston pump |
| 01/07/1998 | EP0815370A1 Hypocycloidal crank mechanism for piston engines, engines especially for opposed-cylinder internal combustion engines |
| 10/23/1997 | DE19615640A1 Combined heat and power generation power module structure |
| 10/22/1997 | CN1036218C Hydraulic drive system |
| 10/16/1997 | DE19612598A1 Adjustable hydraulic machine, e.g. radial piston machine |
| 09/12/1997 | WO1997033072A1 Modular engine |
| 09/12/1997 | CA2248373A1 Modular engine |
| 09/04/1997 | WO1997032111A1 Fluid machines |
| 08/28/1997 | WO1997031183A1 Combustion engine |
| 08/20/1997 | EP0728259B1 Crank mechanism |
| 08/19/1997 | US5657681 For operating a heavy duty industrial working unit |
| 08/12/1997 | US5655496 Compact internal combustion engine |
| 07/31/1997 | WO1997027390A1 Modular contruction stirling engine |
| 07/30/1997 | EP0786583A2 Rotary valve and directional valve combination |
| 07/30/1997 | EP0786579A1 Air motor piston to crank linkage |
| 07/10/1997 | WO1997024518A1 Tri-lobed cam engine |
| 07/02/1997 | CN1153252A Overhead-cam engine |
| 06/17/1997 | US5638738 Air motor piston to crank linkage |
| 06/03/1997 | CA2096299C Slipper guide for a hydrostatic transmission |
| 05/28/1997 | EP0775255A1 Rotary internal combustion engine |
| 05/06/1997 | US5626465 Hydraulic piston machines |
| 04/24/1997 | DE19538912A1 Modular crank disc system, to convert axial motion into rotation |
| 04/23/1997 | EP0720687A4 Pivoted piston for radial cylinder machine |
| 03/04/1997 | US5606938 Tri-lobed cam engine |
| 02/19/1997 | CN1143149A Baffle-plate misplacement elliptic rotor motor |
| 02/04/1997 | US5598630 Method of designing family of DOHC cylinder heads |
| 01/22/1997 | EP0754271A1 Pneumatically shifted reciprocating pump |
| 01/16/1997 | WO1997001694A1 Multiple crankshaft ic engine |
| 01/01/1997 | CN1139472A Low compression ratio internal combustion engine |
| 12/27/1996 | EP0749522A1 Low compression ratio internal combustion engine |
| 12/25/1996 | CN1138662A driving device of stirling engine |
| 12/10/1996 | US5582090 Radial piston pump with rotary expansible chamber stage |
| 12/03/1996 | US5579731 Apparatus for synchronizing engines |
| 10/30/1996 | EP0599915B1 Interconnecting rotary and reciprocating motion |
| 09/24/1996 | US5558506 Pneumatically shifted reciprocating pump |
| 09/19/1996 | WO1996028669A1 Hypocycloidal crank mechanism for piston engines, engines especially for opposed-cylinder internal combustion engines |
| 09/19/1996 | DE19509155A1 Hypozykloidisches Kurbelgetriebe für Hubkolbenmaschinen, insbesondere für Brennkraftmaschinen mit gegenüberliegenden Zylinderreihen Hypozykloidisches crank mechanism for reciprocating engines, particularly for internal combustion engines with opposing rows of cylinders |
| 09/18/1996 | CN1131449A Pivoted piston for radial cylinder machine |
| 09/10/1996 | US5553574 Radial cam internal combustion engine |
| 08/28/1996 | EP0728259A1 Crank mechanism |
| 08/22/1996 | DE19547625A1 Radial piston engine or machine |
| 08/14/1996 | CN1129027A Rotery internal combustion engine |
| 07/23/1996 | US5537971 Modular crankshaft and connecting rod bearing assembly |
| 07/10/1996 | EP0720687A1 Pivoted piston for radial cylinder machine |
| 06/25/1996 | US5529029 Tri-lobed cam engine |
| 06/18/1996 | US5526778 For maximizing combustion efficiently by minimizing loss of fuel |
| 06/06/1996 | WO1996017160A1 Low compression ratio internal combustion engine |
| 06/06/1996 | CA2182025A1 Low compression ratio internal combustion engine |