| Patents for F01B 9 - Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to groups (2,571) |
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| 05/18/1995 | WO1995013459A2 Lubrication system for a conjugate drive mechanism |
| 05/10/1995 | EP0651865A1 Motion converter with pinion sector/rack interface |
| 05/03/1995 | EP0651186A1 Piston-connecting rod unit |
| 04/26/1995 | EP0513324B1 System for reversibly transforming rotary motion into self-guided rectilinear motion |
| 04/19/1995 | EP0648917A1 Mechanism for transforming reciprocation to rotation and vice versa and improved design for reciprocating engine |
| 04/19/1995 | EP0530289B1 Rotary machine |
| 04/18/1995 | US5406859 Device for transferring power between linear and rotary motion |
| 04/04/1995 | US5402755 Internal combustion (IC) engine |
| 03/30/1995 | WO1995008697A1 Four-stroke internal combustion engine comprising a swashplate |
| 03/30/1995 | WO1995008696A1 Pivoted piston for radial cylinder machine |
| 03/30/1995 | DE4333336A1 Crankshaft |
| 03/30/1995 | CA2172516A1 Pivoted piston for radial cylinder machine |
| 03/21/1995 | US5398651 Piston engine |
| 03/09/1995 | WO1995006806A1 Engine |
| 03/09/1995 | WO1995006801A1 Assembly of radial cylinder machines |
| 03/02/1995 | DE4430423A1 Transmission arrangement |
| 03/01/1995 | EP0640764A1 Piston compressor |
| 03/01/1995 | EP0563377B1 Mechanism for conversion of rotary motion of shaft into translational motion of executing members |
| 03/01/1995 | CA2105229A1 Reciprocating fluid motor, especially for driving a windscreen wiper blade |
| 02/23/1995 | WO1995005551A1 Slider-crank driving mechanism for the transformation of a reciprocating motion into rotation or vice versa |
| 02/22/1995 | EP0639729A1 Slider-crank driving mechanism for the transformation of a reciprocating motion into rotation or vice versa |
| 02/16/1995 | WO1995004877A2 Internal combustion thermal engine comprising at least two opposed cylinders |
| 02/02/1995 | WO1995003483A1 Dwelling scotch yoke engine |
| 02/01/1995 | EP0446331B1 Piston pump and piston pump and motor assembly |
| 01/19/1995 | DE4323858A1 Piston for a reciprocating piston internal combustion engine and reciprocating piston internal combustion engine with such a piston |
| 01/18/1995 | EP0634588A2 Rotating body and machine that uses it |
| 01/18/1995 | EP0634319A2 Crank device |
| 01/18/1995 | EP0554295B1 Piston connection for a reciprocating piston engine |
| 01/05/1995 | DE4320735A1 Motion converter for internal combustion engines and the like |
| 12/28/1994 | EP0368955B1 Motion conversion mechanism for use between rotating motions and reciprocating motions, and internal combustion engine using the same mechanism |
| 12/27/1994 | US5375566 Internal combustion engine with improved cycle dynamics |
| 12/27/1994 | US5375417 Method of and means for driving a pneumatic engine |
| 12/22/1994 | WO1994029574A1 Piston machine with differential or variable stroke |
| 12/14/1994 | EP0628709A1 Internal combustion engine |
| 12/01/1994 | DE4317226A1 Con rod-guided engine |
| 11/23/1994 | CN1095450A Two-stroke reciprocating combustion engine |
| 11/16/1994 | CN1095140A Non- all-geared reciprocating piston |
| 11/01/1994 | US5359908 System for reversibly transforming rotary motion into self-guided rectilinear motion |
| 10/27/1994 | DE4312954A1 Kinematics on reciprocating piston engine |
| 10/20/1994 | DE4332548A1 Power boosting by means of levers for reciprocating engines |
| 10/11/1994 | US5353690 Actuator type reciprocating mechanism |
| 10/05/1994 | EP0617754A1 Internal combustion engines. |
| 10/04/1994 | US5351657 Modular power unit |
| 10/04/1994 | US5351567 Of a scotch yoke type motion converter |
| 10/04/1994 | US5351566 Drive apparatus and method |
| 09/22/1994 | DE4408646A1 Supercharged reciprocating piston internal combustion engine in the nature of a slider crank engine |
| 09/22/1994 | DE4301860A1 Special piston for piston engines |
| 09/21/1994 | EP0615575A1 Improved internal combustion engine |
| 09/21/1994 | CN2177808Y Double-piston transmission device |
| 09/20/1994 | US5347960 Double-acting piston engine |
| 09/15/1994 | DE4307200A1 Angular crank drive, for pump or engine |
| 09/07/1994 | EP0613995A1 Two stroke piston engine |
| 09/01/1994 | WO1994019590A1 Reciprocating engine having two-stage crank mechanism |
| 08/23/1994 | US5339779 Piston connection for a reciprocating piston engine |
| 08/04/1994 | WO1994017318A1 Device for transferring power between linear and rotary motion |
| 07/26/1994 | US5331926 Dwelling scotch yoke engine |
| 07/26/1994 | US5331925 Internal combustion engine |
| 07/21/1994 | DE4302096A1 Reciprocating medical instrument e.g. for tattooing, massage, saw or acupuncture |
| 07/20/1994 | EP0567552A4 A dual mode, phase shifting, cam engine |
| 07/12/1994 | US5327863 Interconnecting rotary and reciprocating motion |
| 07/07/1994 | WO1994015073A1 Internal combustion engine with two pistons per working chamber, especially a two-stroke engine with uniflow scavenging |
| 07/04/1994 | EP0680546A4 Internal combustion rotary piston engine. |
| 06/28/1994 | US5324176 Oscillating piston engine for pumping system |
| 06/28/1994 | US5323737 Electrical charging system for an electric powered vehicle |
| 06/23/1994 | WO1994013933A1 Rotary engine |
| 06/08/1994 | EP0599915A1 Interconnecting rotary and reciprocating motion. |
| 05/31/1994 | US5315967 Internal combustion rotary engine having a stacked arrangement of cylinders |
| 05/28/1994 | CA2080384A1 Carbono |
| 05/04/1994 | EP0594944A1 Piston machine |
| 05/04/1994 | EP0516727B1 Interconnecting rotary and reciprocating motion |
| 04/19/1994 | US5303546 Internal combustion engine |
| 04/13/1994 | EP0591153A1 Internal combustion engines. |
| 04/07/1994 | DE4233453A1 IC engine with piston and swivel axis - has piston rod rigidly secured to piston underside for reciprocating movement. |
| 04/07/1994 | DE4217532A1 Gearbox for converting rotationally symmetrical movement into translatory motion - has cross-slide supporting longitudinally sliding carriages whose free ends span cross over break before their centres reach same. |
| 04/06/1994 | EP0589892A1 Piston engine |
| 04/06/1994 | CN1084938A Single cam swing link reciprocative piston type engine |
| 03/29/1994 | US5297448 For an internal combustion engine |
| 03/23/1994 | EP0588466A1 Wobble piston |
| 03/22/1994 | CA2015249C Device for converting linear reciprocating motion to rotary motion |
| 03/03/1994 | DE4228347A1 Crank mechanism hypocycloid drive for IC piston engine - has guideway at special drive position only, with force flow between housing fixed parts and those at outer eccentric disc. |
| 03/02/1994 | EP0584900A1 Internal combustion engine |
| 03/02/1994 | CN1083170A Piston power machine directly driven by crankshaft |
| 02/28/1994 | CA2092878A1 Internal combustion engine |
| 02/17/1994 | WO1994003740A1 Motion converter with pinion sector/rack interface |
| 02/17/1994 | WO1994003715A1 Harmonic reciprocating heat engines special arrangements |
| 02/17/1994 | WO1994003714A1 Improved oscillating piston engine |
| 02/17/1994 | WO1994003358A1 Drive apparatus for converting linear motion to rotary motion |
| 02/16/1994 | CN1023828C Reciprocating pump air compressor transmission mechanism |
| 02/09/1994 | CN2155432Y AC hydraulic rotary engine |
| 02/08/1994 | CA1326830C Rotary internal combustion engine |
| 02/08/1994 | CA1326829C Compound rotary internal combustion engine |
| 02/03/1994 | WO1994002724A1 Improved oscillating piston engine |
| 01/20/1994 | DE4223490A1 Two=stroke reciprocating piston engine - has neighbouring pistons with toothed racks, which are connected by shaft with gear, to form working unit |
| 01/18/1994 | US5279209 Rotary machine |
| 01/12/1994 | CN1023504C Piston hanger for piston-machines |
| 01/11/1994 | US5277155 System for achieving four-stroke cycle in an internal combustion engine with a single rotation of the crankshaft |
| 12/28/1993 | US5273011 Arrangement for converting linear motion from a power source to a rotary motion |
| 12/23/1993 | WO1993025807A1 Internal combustion engine |
| 12/15/1993 | EP0515427B1 System for achieving a four-stroke cycle with a single rotation of the crankshaft in an internal combustion engine |
| 11/25/1993 | DE4216989A1 High torque engine system - uses several rotary piston cylinders rotated by shifting together steep threads |