| Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443) |
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| 09/25/2013 | CN203214304U Pumping ring of tandem-type mechanical seal device for pump |
| 09/25/2013 | CN203214303U Motive seal assembly of pumping mechanism and detecting system of motive seal assembly |
| 09/25/2013 | CN203214302U Variable displacement mechanism of high-air-tightness hydraulic pump |
| 09/25/2013 | CN203214301U Oil pump transmission mechanism and stirring transporter |
| 09/25/2013 | CN203214300U Wear-resistant component of concrete pump and concrete pumping equipment |
| 09/25/2013 | CN203214299U Pressure automatic feedback type pump sealing device |
| 09/25/2013 | CN203214298U Boiler water circulating pump with valve rod upper portion retention mechanism |
| 09/25/2013 | CN203214297U Boil water circulating pump with travel control mechanism |
| 09/25/2013 | CN203214296U Switching-over block assembly for hydraulic pump |
| 09/25/2013 | CN203214295U Diaphragm of diaphragm pump |
| 09/25/2013 | CN203214294U Passive stop sealing device in pump |
| 09/25/2013 | CN203214284U Tubing liner pump for scraping sand and pumping heavy oil |
| 09/25/2013 | CN203214266U Floating type fire pump device |
| 09/25/2013 | CN203214262U Backpressure-adjustable booster pump |
| 09/25/2013 | CN203214232U Anti-wearing piston device |
| 09/25/2013 | CN103328824A Hydrostatic machine, in particular axial piston machine |
| 09/25/2013 | CN103321893A Concrete cylinder, pumping mechanism, and manufacturing method of concrete cylinder |
| 09/25/2013 | CN103321892A Elastic piston and pumping system and engineering machine with elastic piston |
| 09/25/2013 | CN103321891A Vibrator of piezoelectric pump and control method |
| 09/25/2013 | CN103321890A Anti-skid assembly structure of rotary oil seal |
| 09/25/2013 | CN103321889A Diaphragm pump cover plate |
| 09/25/2013 | CN103321869A Pump aggregate |
| 09/25/2013 | CN102155390B Flexible transmission mechanism for deep well screw pump |
| 09/25/2013 | CN102032135B Concrete pump |
| 09/24/2013 | US8540495 Dual duty hand pump |
| 09/24/2013 | CA2697577C Peristaltic pump and removable cassette therefor |
| 09/19/2013 | WO2013137976A1 Reciprocating pumps and related methods |
| 09/19/2013 | WO2013135681A1 Displacement pump with forced venting |
| 09/19/2013 | US20130243618 Locking Shaft Seal Support and Methods |
| 09/19/2013 | DE102012204215A1 Pump device for conveying aqueous urea solution into exhaust after-treatment system to reduce nitrogen oxide concentration in diesel engine's exhaust gas, has suction and pressure valves formed as valve elements that are arranged in adapter |
| 09/19/2013 | DE102012204070A1 Pump, has mechanical seal connected with flushing device for flushing mechanical seal with water from pressure water supply, and float valve filling water reservoir with water from pressure water supply |
| 09/19/2013 | DE102012102088A1 Verdrängerpumpe mit Zwangsentlüftung Displacement pump with forced ventilation |
| 09/19/2013 | DE102012005486A1 Modular pump assembly for supplying urea water solution to exhaust gas aftertreatment system, has fluid inlet holes formed in respective supply blocks, where inlet holes are fluidically connected to each other to form common inlet hole |
| 09/18/2013 | EP2638291A1 Hermetic compressor with oil sucking member |
| 09/18/2013 | CN203202552U Annular oil slinger |
| 09/18/2013 | CN203201783U High-pressure plunger pump valve taking and pressing tool |
| 09/18/2013 | CN203201782U Chemical pump body |
| 09/18/2013 | CN203201781U Improved structure of diesel pump body |
| 09/18/2013 | CN203201780U Leakage-proof anti-jamming anti-breaking hardness and softness combined double-sealing plunger on oil well pump |
| 09/18/2013 | CN203201779U Valve of water pump |
| 09/18/2013 | CN203201778U Diaphragm air bleed valve |
| 09/18/2013 | CN203201777U Novel straight-through type liquid inlet and outlet valve |
| 09/18/2013 | CN203201776U Integrated fixing valve |
| 09/18/2013 | CN203201775U One-way valve of metering pump |
| 09/18/2013 | CN203201774U Valve of pump |
| 09/18/2013 | CN203201773U 压缩机 Compressor |
| 09/18/2013 | CN203201772U Self-enhancement sealing structure of pump head body and self-enhancement device for pump head body |
| 09/18/2013 | CN203201740U 泥浆泵总成 Mud pump assembly |
| 09/18/2013 | CN203201738U Manual oil transfer pump for preventing absorbing shrinkage |
| 09/18/2013 | CN103314215A Electric pump apparatus |
| 09/18/2013 | CN103314213A Spring element and corresponding piston pump for delivering fluids |
| 09/18/2013 | CN103306970A Decompression starting valve |
| 09/18/2013 | CN103306969A Combined sealing device for plunger pump |
| 09/18/2013 | CN103306963A Frost crack prevention control system of water pump and control method of control system |
| 09/18/2013 | CN103306953A Swabbing oil recovery pump with double fixed valves |
| 09/18/2013 | CN103306930A Slantwise axial type hydraulic rotary machine and method for manufacturing same |
| 09/18/2013 | CN103306929A Hydraulic rotating machine and manufacturing method thereof |
| 09/18/2013 | CN101639062B Oil equalizing pipe used for connecting compressors of air conditioner outdoor unit |
| 09/18/2013 | CN101228354B A piston-and-cylinder assembly with variable radial gap and air cylinder |
| 09/17/2013 | US8535024 Sand plunger for downhole pump |
| 09/17/2013 | US8535020 Microfluidic pump and valve structures and fabrication methods |
| 09/15/2013 | CA2780553A1 Improved valve with shuttle |
| 09/12/2013 | WO2013134056A1 Disc pump with advanced actuator |
| 09/12/2013 | WO2013029869A3 Dry-running compressor |
| 09/12/2013 | US20130236342 Compressor |
| 09/12/2013 | US20130236333 Bicycle Pump with Universal Head |
| 09/12/2013 | US20130236332 Systems and Methods for Cooling High Temperature Electrical Connections |
| 09/12/2013 | US20130233167 Piston with frangible piston stop |
| 09/12/2013 | DE102013203709A1 Hydrostatische Verdrängermaschine Hydrostatic displacement |
| 09/12/2013 | DE102013203703A1 Hydrostatic positive-displacement engine e.g. digitally adjustable radial piston engine, for hybrid vehicle, has closing body whose contact surfaces are formed such that sticking effect between seat and stop surfaces is minimized |
| 09/12/2013 | DE102013203701A1 Hydrostatische Verdrängermaschine Hydrostatic displacement |
| 09/12/2013 | DE102013203700A1 Hydrostatic positive-displacement engine e.g. digital adjustable radial piston engine, for road vehicle, has valve slider controlling pressure connection between flow paths, where slider symmetrically flows at opposed sides over channels |
| 09/12/2013 | DE102013202621A1 Digital adjustable hydraulic radial piston engine has passive high pressure valve that is arranged between high pressure channels in circumferential direction, while high pressure channels are arranged between cylinder piston units |
| 09/12/2013 | DE102013202543A1 Hydraulische Radialkolbenmaschine Hydraulic radial piston engine |
| 09/12/2013 | DE102012004735A1 Lifting piston pump for e.g. dosage of fuel to heating system of vehicle, has movable tubular armature partially and axially movable with part of length of armature on fixed bar and dynamically sealingly supported with respect to bar |
| 09/12/2013 | DE10191359B4 Medienpumpe Medium pump |
| 09/11/2013 | EP2636901A1 High pressure device for liquid media |
| 09/11/2013 | EP2635812A1 Method of controlling a hydraulic machine to reduce torque ripple and/or bearing side load |
| 09/11/2013 | EP2635811A1 Fuel conveyor for a combustion engine |
| 09/11/2013 | CN203189605U Three-point suspension damping structure |
| 09/11/2013 | CN203189261U Slurry pump valve body structure |
| 09/11/2013 | CN203189260U One-way valve of ultrahigh pressure plunger pump |
| 09/11/2013 | CN203189259U Connecting structure of plunger piston pair and pump body |
| 09/11/2013 | CN203189258U Fracturing truck large pump two-way self-adaptive shock absorber |
| 09/11/2013 | CN203189250U Hollow rod oil well pump in well |
| 09/11/2013 | CN203189249U Tubing oil pump capable of achieving tool seat sealing under pump |
| 09/11/2013 | CN203189246U High-pressure-resistant composite type membrane of high-pressure membrane pump |
| 09/11/2013 | CN203189217U Fluid circulating device with radiating mechanism |
| 09/11/2013 | CN203189215U Novel pumping power unit |
| 09/11/2013 | CN103299077A Shell for compressor |
| 09/11/2013 | CN103299073A Multi-pump unit, tandem pump unit, and work vehicle |
| 09/11/2013 | CN103299072A High-pressure pump |
| 09/11/2013 | CN103299065A High-pressure pump |
| 09/11/2013 | CN103291606A Integrated bevel-type pump valve |
| 09/11/2013 | CN103291605A Efficient protective oil pumping device and application method |
| 09/11/2013 | CN103291604A Water pump adjustable inner circulation flushing system |
| 09/11/2013 | CN103291603A Cutting ring, manufacturing method of cutting ring and concrete pumping equipment |
| 09/11/2013 | CN103291602A Piston rolling friction or suspension friction method and anti-abrasion piston device implementing method |
| 09/11/2013 | CN103291601A Special slide bearing support for low-temperature magnetic pump |
| 09/11/2013 | CN102200124B Liquid distribution valve and liquid chromatographic pump equipped with same |