| Patents for F04B 45 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids (2,191) |
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| 06/09/2005 | WO2005052370A1 Electromagnetic vibrating pump |
| 06/09/2005 | US20050121171 Jet flow generating apparatus, electronic apparatus, and jet flow generating method |
| 06/02/2005 | US20050118041 Diaphragm pump |
| 06/01/2005 | CN1621716A 隔膜泵 Diaphragm |
| 06/01/2005 | CN1621686A 隔膜泵系统 Diaphragm system |
| 05/26/2005 | US20050112004 Pump |
| 05/19/2005 | WO2005044435A2 System, device, and method for mixing liquids |
| 05/19/2005 | WO2005044337A2 System, device, and method for mixing a substance with a liquid |
| 05/19/2005 | CA2818399A1 System, device, and method for mixing liquids |
| 05/19/2005 | CA2544274A1 System, device, and method for mixing liquids |
| 05/12/2005 | WO2005042139A1 Two-stage mixing system, apparatus, and method |
| 05/12/2005 | CA2832661A1 Two-stage mixing system, apparatus, and method |
| 05/12/2005 | CA2791816A1 Two-stage mixing system, apparatus, and method |
| 05/11/2005 | EP1529963A1 Jet flow generating apparatus, electronic apparatus, and jet flow generating method |
| 05/11/2005 | CN1614235A Pump |
| 05/05/2005 | US20050095154 Bezel assembly for pneumatic control |
| 05/05/2005 | US20050095153 Pump cassette bank |
| 05/05/2005 | US20050095152 Door locking mechanism |
| 05/05/2005 | US20050095141 System and method for pumping fluid using a pump cassette |
| 05/05/2005 | US20050094485 System, device, and method for mixing liquids |
| 05/05/2005 | US20050094483 Two-stage mixing system, apparatus, and method |
| 04/28/2005 | US20050089415 Diaphragm air pump |
| 04/26/2005 | US6884045 Hydraulically powered diaphragm pump with pretensioned diaphragm |
| 04/19/2005 | CA2450260C Dual pump windwill |
| 04/14/2005 | WO2005033515A1 Method for increasing gas pressure, a membrane compressor for carrying out said method, a flow distributor and device for controlling said flow distributor |
| 04/14/2005 | DE202005000864U1 Inflatable mattress has two separate inflatable layers and separate inflatable pillow which has its own inflation tube and contains foam plastic core |
| 04/13/2005 | EP1523038A2 Valveless micro air delivery device |
| 04/13/2005 | EP1327076B1 Diaphragm pump with support ring |
| 04/07/2005 | US20050074662 Valveless micro air delivery device |
| 03/31/2005 | US20050069428 Actuating rod in a diaphragm pump |
| 03/29/2005 | US6871493 Braking device for a motor vehicle, comprising a vacuum pump |
| 03/24/2005 | US20050065500 Electroactive polymer actuated medication infusion pumps |
| 03/16/2005 | EP1515043A1 Diaphram pump for cooling air |
| 03/10/2005 | US20050053476 Diaphragm pump system |
| 03/08/2005 | US6863508 Measuring gas pump with heated and insulated pump head |
| 03/03/2005 | US20050049513 Pump provided with exaust valve device and hemodynamometer incorporating the same |
| 03/03/2005 | US20050047940 Pump provided with exaust valve device and hemodynamometer incorporating the same |
| 03/03/2005 | US20050047934 Pump provided with exaust valve device and hemodynamometer incorporating the same |
| 03/03/2005 | US20050047923 Compact linear air pump and valve package |
| 03/03/2005 | DE10143978B4 Hydraulisch angetriebene Membranpumpe mit vorgespannter Membran Hydraulically driven diaphragm pump with prestressed membrane |
| 03/02/2005 | CN1587705A Combined air pump valve |
| 03/02/2005 | CN1587704A Double air sac pressure booster air pump |
| 02/17/2005 | US20050037483 Vacuum device for substance extraction |
| 02/10/2005 | WO2005012730A1 Pump |
| 02/09/2005 | CN2677661Y Opposed diaphragm compressor capable of automatic regulating axialtiy of plunger and plunger cover |
| 02/08/2005 | US6853100 Linear actuator and a pump apparatus and compressor apparatus using same |
| 02/03/2005 | DE10332642A1 Oscillating vacuum-displacement pump has spring-supported con-rod link to displacement body |
| 02/02/2005 | CN2675900Y Combined structure improved inflating pump |
| 01/27/2005 | US20050016637 Flexible transport tube of memory alloy; heating; controlling temperature |
| 01/26/2005 | CN2674145Y Diaphragm air pump driven by double piezoelectric beam |
| 01/22/2005 | CA2449291A1 Conveying device with peristaltic movement |
| 01/19/2005 | EP1498149A1 Diaphragm breast pump |
| 01/06/2005 | WO2005001288A1 Piezoelectric pump and stirling refrigerator |
| 01/06/2005 | WO2003085264A9 Electromagnetic vibrating type diaphragm pump |
| 01/06/2005 | US20050002810 Portable vacuum system |
| 01/05/2005 | EP1493924A1 Electromagnetic vibrating type diaphragm pump |
| 01/05/2005 | EP0846007B1 Pump mounted in a carrying case useful in breast pumping |
| 01/05/2005 | CN1560475A Opposed diaphragm compression engine capable of auto-regulating coaxial degree of bar piston and plunger case |
| 01/05/2005 | CN1560474A Planetary wheel drived creepage pump with whole cyclic moving |
| 12/30/2004 | US20040265179 Pump system and method for transferring hyperpolarized gases |
| 12/30/2004 | US20040265149 Bellows pump with flexible partition membrane |
| 12/22/2004 | CN2665402Y Small-sized air pump for cleaning valued instrument |
| 12/15/2004 | EP1485619A1 Pump |
| 12/15/2004 | CN1180183C Internal pump for inflating article |
| 12/09/2004 | US20040244405 Active micro cooler |
| 12/08/2004 | CN2661963Y 气动隔膜泵 Pneumatic diaphragm pump |
| 12/08/2004 | CN1179127C Multiple-cavity piezoelectric film driven pump |
| 12/07/2004 | US6827558 Measuring gas pump |
| 12/01/2004 | CN2660165Y Pedal inflator |
| 11/25/2004 | DE4328559C5 Membranpumpe mit wenigstens zwei Membranen Diaphragm pump with at least two membranes |
| 11/23/2004 | US6820620 Respiratory assistance apparatus |
| 11/18/2004 | DE10209758B4 Verfahren zur Optimierung der Gasströmung innerhalb eines Membrankompressors Method for optimizing the gas flow within a membrane compressor |
| 11/17/2004 | EP1477674A1 Diaphragm pump system |
| 11/16/2004 | US6817839 Device for delivering moist gases |
| 11/11/2004 | US20040223860 Pump having air valve with integral pilot |
| 11/10/2004 | CN1175185C Air pump |
| 11/03/2004 | CN2653175Y Folding low pressure quick inflator |
| 10/27/2004 | CN1540167A Minitype pneumatic pump |
| 10/21/2004 | WO2004090335A1 Gas flow generator |
| 10/21/2004 | US20040208756 Compact vacuum pump |
| 10/20/2004 | CN1539061A Diaphragm pump with support ring |
| 10/20/2004 | CN1172089C Air chamber device with air pump and wrist watch provided air chamber device |
| 10/14/2004 | WO2004088138A1 Dual-head micro vacuum pump |
| 10/06/2004 | EP1226359B1 Active electrostatic seal and electrostatic vacuum pump |
| 09/28/2004 | US6796215 Membrane pump |
| 09/21/2004 | US6792982 Vacuum device for substance extraction |
| 09/21/2004 | CA2423101A1 Wind powered air pump |
| 09/16/2004 | US20040179954 Structure of air pump with low noise |
| 09/14/2004 | US6790014 Fluid cooled diaphragms for diaphragm compressors |
| 09/10/2004 | WO2004076862A1 Electromagnetic diaphragm pump |
| 09/08/2004 | CN2639562Y Electric aeration air bag |
| 09/07/2004 | US6786254 Retractable air supply connector system for a fuel cell assembly |
| 09/02/2004 | WO2004074722A1 Diaphragm valve for vacuum evacuation system |
| 09/02/2004 | DE10158723B4 Vakuumpumpe mit Membranschutz Vacuum pump with membrane protection |
| 08/12/2004 | US20040158199 Apparatus for expressing milk |
| 08/11/2004 | CN2632340Y Pressure oil compensator of diaphragm compressor |
| 08/05/2004 | WO2004065974A1 Pump system and method for transferring hyperpolarized gases |
| 08/05/2004 | WO2004065973A1 Multi-cell polarizer systems for hyperpolarizing gases |
| 08/05/2004 | CA2510434A1 Multi-cell polarizer systems for hyperpolarizing gases |
| 08/05/2004 | CA2509799A1 Pump system and method for transferring hyperpolarized gases |