Matches 1 - 17 out of 17


Match Document Document Title
US20080080996 Screw rotor  
The present invention is to provide a screw rotor including a resin rotor formed around a metallic shaft without generation of cracks. Spiral chamfers are formed on surfaces of metallic shafts...
US20120308413 TOOTHED WHEEL AND PUMP AGGREGATE WITH SUCH A TOOTHED WHEEL  
A toothed wheel (16) is provided with teeth, in which a cross section of a respective first section (24) of the tooth (23) has an outer contour that projects in at least one partial area of the...
US20090104063 ROTOR FOR A VANE PUMP, MADE OF PLASTIC MATERIAL REINFORCED BY METALLIC FOIL  
A rotor (1-3) moulded of plastic material, intended for rotary installation in a cavity of a pump body and for reception of one or more vanes forming the pumping members, characterized in that at...
US20080292486 Rotary Blower With Corrosion-Resistant Abradable Coating  
A rotary blower rotor includes a rotor body having a corrosion-resistant coating covering the rotor body. An abradable coating covers at least a portion of the corrosion-resistant coating for...
US20120063942 SHROUDED THRUST BEARINGS  
A rotary blood pump includes a casing defining a pumping chamber. The pumping chamber has a blood inlet and a tangential blood outlet. One or more motor stators are provided outside of the pumping...
US20100098569 NANOCOMPOSITE MOINEAU DEVICE  
A Moineau device includes a stator that interfaces to a rotor whereby fluid flows through cavities between the stator and rotor that progress axially as the rotor is rotated relative to the...
US20100080723 OVERMOLDED ROTOR  
A fluid device includes a housing and a rotor assembly disposed in the housing. The rotor assembly includes a core and a coating. The core has a first surface, an oppositely disposed second...
US20130108499 VANE CELL MACHINE  
The invention concerns a vane cell machine having a stator and a rotor that is made of a first material, the rotor having guides comprising radially displaceable vanes that rest on an inside of...
US20140294645 ROTARY ELEMENT AND ROTARY DISPLACEMENT DEVICE COMPRISED THEREOF  
This disclosure describes new construction for rotary elements that find use in rotary displacement devices, e.g., positive displacement pumps and meters. The proposed construction may incorporate...
US20090208357 Rotary gear pump for use with non-lubricating fluids  
An improved external rotary gear pump for use with non-lubricating fluids such as amine is disclosed. The device uses specially coated internal parts chosen to reduce friction and improve wear...
US20090226337 Pump With a Cylindrical Cooling Bush  
A pump, particularly to a vane-cell pump for a vacuum for brake boosters in motor vehicles or for drawing blow-by gas out of the crankcase of internal combustion engines, with a casing, a rotor...
US20150017047 Stators For Downhole Motors, Methods For Fabricating The Same, And Downhole Motors Incorporating The Same  
The present invention recites a method of fabricating a stator for a downhole motor, the method comprising the steps of providing a stator tube having an interior surface and applying a bonding...
US20090053088 Reduced Rotor Assembly Diameter Vane Pump  
A vane pump with a reduced rotor diameter is provided. The reduced rotor diameter allows a reduction in the overall size of the pump which allows the pump to be used in circumstances wherein...
US20080008615 Pump  
A pump, in particular a vacuum pump for motor vehicles, wherein a rotor with at least one vane is mounted inside a pump housing, the rotor being rotatably driven by the combustion engine of the...
US20120034124 COMPRESSOR AND KIT REPAIRING AND INFLATING INFLATABLE ARTICLES  
A non-lubricated, rotary vane compressor of maximum 10-70 litres/minute capacity, and having a pump body defining a cavity; a rotor having a cylindrical body housed in the cavity; a number of...
US20140099226 SIMPLIFIED ROOTS-TYPE BLOWER  
The present disclosure relates to a simplified roots-type blower having an improved sound signature. The roots-type blower includes a rotor bore housing having a molded, one-piece polymeric...
US20160245282 POLYETHERIMIDE PUMP  
A rotor for a pump includes a body formed from a polymer material. A density of the body is in a range from more than 0 to 10 g/cm3 and a glass transition temperature (Tg) of the body is greater...

Matches 1 - 17 out of 17