Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; Rotary-piston, or oscillating-piston, positive-displacement pumps › F04C 18 - Rotary-piston pumps specially adapted for elastic fluids
Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462)
10/2014
10/09/2014US20140301880 Scroll compressor
10/09/2014US20140301879 Angular Synchronization of Stationary and Orbiting Plate Scroll Blades in a Scroll Pump Using a Metallic Bellows
10/09/2014DE102014102909A1 Winkelsynchronisierung von stationären und umlaufenden Plattenscrollblättern in einer Scrollpumpe, wobei ein metallenes Faltenbalg verwendet wird Angle synchronization of stationary and rotating plate scroll leaves in a scroll pump, a metal bellows is used
10/09/2014DE102014004726A1 Abscheidevorrichtung Separator
10/09/2014DE102009017201B4 Spirallader mit einer Schwinge Scroll compressor with a rocker
10/07/2014US8851868 Scroll compressor including flow path with differing axial extents
10/07/2014US8851259 Electromagnetic clutch, compressor, and manufacturing method for electromagnetic clutch
10/02/2014WO2014160751A1 Rotary element and rotary displacement device comprised thereof
10/02/2014WO2014157452A1 Scroll-type fluid machine
10/02/2014WO2014156880A1 Vane of vane pump
10/02/2014WO2014156842A1 Positive displacement pump
10/02/2014WO2014156743A1 Scroll compressor and refrigeration cycle device comprising same
10/02/2014WO2014156679A1 Multi-cylinder rotary compressor
10/02/2014WO2014156609A1 Vane compressor
10/02/2014WO2014155938A1 Multiple-cylinder rotary compressor and refrigeration cycle device
10/02/2014WO2014155923A1 Compressor
10/02/2014WO2014155803A1 Rotary compressor and refrigeration cycle device
10/02/2014WO2014155802A1 Multiple cylinder rotary compressor and refrigeration cycle device
10/02/2014WO2014155646A1 Scroll compressor
10/02/2014WO2014155546A1 Scroll compressor
10/02/2014US20140294647 Pre-compression dual spring pump control
10/02/2014US20140294643 Refrigerant Compressor
10/02/2014US20140294642 Vane compressor
10/02/2014US20140294641 Scroll Fluid Machine
10/02/2014US20140294640 Scroll Pump Having Separable Orbiting Plate Scroll and Method of Replacing Tip Seal
10/02/2014US20140294628 Motor-driven compressor and manufacturing method thereof
10/02/2014DE102014102708A1 Scrollpumpe mit trennbarer umlaufender Scrollplatte und Verfahren zum Austauschen einer Spitzendichtung Scroll pump with detachable circumferential scroll plate and method for replacing a tip seal
10/01/2014EP2784325A1 Gas compressor
10/01/2014EP2784322A1 Refrigerant compressor
09/2014
09/30/2014US8845312 Screw compressor
09/30/2014US8845311 Screw compressor with adjacent helical grooves selectively opening to first and second ports
09/30/2014US8845310 Scroll compressor with cover covering driving shaft of driving motor
09/30/2014US8844317 Compressor and refrigerating machine having the same
09/25/2014WO2014151461A1 Noise cancellation by phase-matching communicating ducts of roots-type blower and expander
09/25/2014WO2014151452A1 Bearing plate bleed port for roots-type superchargers
09/25/2014WO2014151057A2 Low inertia laminated rotor
09/25/2014WO2014150494A2 Centrifugal fan impeller with variable shape fan blades and method of assembly
09/25/2014WO2014149870A1 Clubhead vane pump with balanced vanes
09/25/2014WO2014148672A1 Gear pump and apparatus for discharging liquid material using same
09/25/2014US20140286807 Vane compressor
09/25/2014US20140286806 Multi-stage vacuum pump
09/25/2014DE102013205007A1 Verdichter und Druckluftsystem Compressors and compressed air system
09/24/2014EP2781757A1 Rotary compressor
09/24/2014EP2781756A1 Rotary compressor
09/24/2014EP2781755A1 Scroll compressor with back pressure chamber
09/24/2014EP2781754A1 Scroll compressor with a bypass
09/24/2014EP2781753A1 Scroll compressor with back pressure discharge
09/24/2014EP2781752A1 Scroll compressor having a scroll support and/or movement limiter
09/24/2014EP2781751A2 Compressor having a lower frame and a method of manufacturing the same
09/23/2014US8841806 Electric motor and motor-driven compressor using the same
09/23/2014US8840384 Scroll compressor capacity modulation with solenoid mounted outside a compressor shell
09/23/2014US8840381 Electric compressor
09/18/2014WO2014144648A1 Axial seal for roots-style supercharger
09/18/2014WO2014141331A1 Rotary compressor
09/18/2014WO2014139036A1 Dual axis rotor
09/18/2014WO2014138870A1 Oval chamber vane pump
09/18/2014US20140271315 Vane compressor
09/18/2014US20140271311 Internal Gear Pump
09/18/2014US20140271310 Clubhead Vane Pump With Balanced Vanes
09/18/2014US20140271307 Scroll compressor having a scroll supporter and/or movement limiter
09/18/2014US20140271306 Scroll compressor with back pressure discharge
09/18/2014US20140271304 Scroll compressor with back pressure chamber
09/18/2014US20140271303 Vane-type compressor
09/18/2014US20140271302 Scroll compressor with a bypass
09/18/2014US20140271298 Internal gear pump
09/18/2014US20140260414 Infinitely variable vi in screw compressors using proportional valve control
09/18/2014DE102014101916A1 Modulare Pumpenplattform Modular platform pumps
09/18/2014DE102014101857A1 Vibrations-/Lärmmanagement in einem Scroll-Kompressor Vibration / noise management in a scroll compressor
09/18/2014DE102014101662A1 Spiralpumpe mit Blasebalg zur Winkelsynchronisation und Reservesystem für Blasebalg Spiral pump bellows for phase synchronization and backup system for bellows
09/17/2014EP2778421A1 Compressor
09/17/2014EP2776716A1 High pressure seal vent
09/16/2014US8834921 Sustained-release liposomal anesthetic compositions
09/16/2014US8834139 Lubrication of a scroll compressor
09/16/2014US8834132 Apparatus having control valve and variable capacitance pump and hydraulic pressure circuit of internal combustion engine in which the same apparatus is used
09/16/2014US8834131 Motor-driven compressor and controller therefor
09/12/2014WO2014138519A1 Coupling element for a screw pump
09/12/2014WO2014134961A1 Scroll component and scroll compressor
09/11/2014US20140255239 Air compressor
09/11/2014US20140255237 Vane pump
09/11/2014US20140255233 Compacted/vermicular graphite cast iron for orbital or fixed scroll and manufacturing method of orbital or fixed scroll using the same
09/11/2014US20140255231 Scroll compressor
09/10/2014EP2775006A1 Vane pump
09/09/2014US8827669 Screw pump having varying pitches
09/09/2014US8827667 Scroll compressor with cover covering driving shaft of driving motor
09/04/2014WO2014134336A1 Apparatus and method for oil equalization in multiple-compressor systems
09/04/2014WO2014134058A1 System including high-side and low-side compressors
09/04/2014US20140248172 Scroll compressor
09/04/2014US20140248169 Scroll compressor
09/04/2014DE102014203407A1 Elektrische Vakuumpumpe Electric vacuum pump
09/04/2014DE102011009386B4 Verdrängermaschine mit einem Verdrängergehäuse und einem spiralförmigen Verdrängerelement Displacement with a displacer and a helical displacement
09/02/2014US8821143 Vane rotary compressor
09/02/2014US8821142 Pump or motor for liquid or gaseous media having an increased diameter shaft toward a slanted sliding plane
09/02/2014US8821138 Gerotor apparatus for a quasi-isothermal Brayton cycle engine
08/2014
08/28/2014US20140241909 System Including High-Side and Low-Side Compressors
08/28/2014DE102014203365A1 Vakuumpumpe mit rotor-stator-positionierung, um eine rücklaufsperre zu gewährleisten Vacuum pump having rotor-stator-positioning, in order to ensure a backstop
08/27/2014EP2770212A1 Rotary compressor having two cylinders
08/27/2014EP2770211A1 Scroll compressor
08/26/2014US8814547 Seal retaining sleeve for gear pump
08/26/2014US8814546 Compressor
08/26/2014US8813492 Internal combustion engine and supercharger
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... 195