Matches 1 - 28 out of 28


Match Document Document Title
US20090016918 PNEUMATIC VANE MOTOR WITH BY- PASS MEANS  
A pneumatic vane motor with a stator cylinder having an air inlet opening and an air outlet opening, a rotor eccentrically journalled in the cylinder and carrying a number of sliding vanes which...
US20130251579 IDAR-ACE INVERSE DISPLACEMENT ASYMMETRIC ROTATING ALTERNATIVE CORE ENGINE  
The disclosure provides engines or pumps that includes a rotatable shaft defining a central axis A, the shaft having a first end and a second end. The shaft can have an elongate first island...
US20060127264 Multi-vane device  
A device for varying the pressure of a gas. The device contains a rotatable disk with an axis of rotation, a top surface and a bottom surface; at least two vanes are radially connected to the...
US20090081063 Rotary fluid-displacement assembly  
A rotary fluid-displacement assembly having a housing and a rotor positioned within an internal cavity of the housing. The rotor being configured to rotate about a rotor axis of rotation eccentric...
US20100000491 Rotary engines, systems and methods  
Rotary engine and operational methods wherein a rotor rotates within a stator having an enclosed combustion housing. Housing seals bear upon the rotor and seals on the rotor move in response to...
US20090081064 Rotary compressor  
A rotary compressor having a housing and a rotor positioned within an internal cavity of the housing. The rotor being configured to rotate about a rotor axis of rotation eccentric to a housing...
US20090068048 Compressor Sealing Arrangement  
A compressor may include a shell, first and second scroll members, a partition and a first annular seal. The partition may be fixed to the shell and may overly the first scroll member. The...
US20100104462 PUMP OR MOTOR  
The invention relates to a pump or motor for liquid or gaseous media. The pump or motor has a shaft, which faces a working part, and has a common inclined sliding surface with the working part....
US20080092374 Generator endplate removal tool and method  
A method and apparatus for compressing the endplate of an electric generator to relieve the restraining force on a plurality of key blocks that restrain the endplate in compression. The method...
US20080240965 ROTOR SHAFT SEALING METHOD AND STRUCTURE OF OIL-FREE ROTARY COMPRESSOR  
A rotor shaft sealing method for an oil-free rotary compressor is provided, with which occurrence of lubrication oil intrusion into the compression chamber of the compressor which is liable to...
US20080124237 Bi-Directional Pump Mechanism for Balanced Flow Fluid Exchanger  
A fluid pump assembly having a rotatable vane received with a pump housing with the vane holder rotatably carrying a plurality of vanes with each vane being biased into contact with a perimeter...
US20080310985 Motor Driven by Pressure Medium Supplied From an External Pressure Source  
A motor (20) is driven by pressure medium delivered from an external pressure source. A rotor part (28) forms sealing abutment against a local area (2Id) of the motor's (20) cylindrical inner wall...
US20120141315 External Gear Pump  
An external gear pump capable of achieving both a sealing property and a sliding property is disclosed. The external gear pump includes a pair of rotating shafts that are respectively pivotally...
US20050260092 Turbostatic compressor, pump, turbine and hydraulic motor and method of its operation  
A variable-volume positive-displacement device configured to accommodate large flow volumes is disclosed. The variable-volume positive-displacement device despite being compact and lightweight,...
US20100086427 SCROLL COMPRESSOR  
In a scroll compressor, a fixed scroll (3) and a movable scroll (5) each having a spiral body are engaged with each other, grooves (13, 14) extending along the spiral shape of the spiral body are...
US20080044306 Device-Operating Module  
The rotary-piston machine consists of two operating units. The first one comprises a horizontal operating cylinder (1) with cylindrical shaft (5), connected to the main shaft (4) and sealed with...
US20080253915 Self-Aligning Rotary Pistone Machine  
A rotary piston machine comprising a cylinder (13) provided with two ends to form a stator, inlet and outlet apertures disposed in the stator, a rotor (1) eccentrically mounted within the stator,...
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...
US20090148328 LUBRICANT BACKFLOW STRUCTURE OF COMPRESSOR  
A lubricant backflow structure of a compressor includes a casing, a scrolling set, and a transmission mechanism. An oil tank is arranged under the casing, an internally longitudinal wall of which...
US20130011290 ROTARY COMPRESSOR  
A rotary compressor includes a cylinder having an annular cylinder space, a piston eccentrically disposed relative to the cylinder, and a drive shaft (53) connected to the piston. The piston has a...
US20100040499 SCREW PUMP ROTORS AND RING SEALS FOR SCREW PUMP ROTORS  
A pump rotor for a screw pump, comprising a shaft, a thread on the shaft, the thread comprising a groove disposed on an outer surface thereof, and a seal disposed in the groove. The seal and the...
US20100150763 Rotary Pump  
A rotary pump device includes a stator chamber with a cylindrical inner wall having intake and exhaust ports therein, and a two-part, expanding rotor eccentrically mounted for rotation within the...
US20110123378 Screw Pump Rotor and Method of Reducing Slip Flow  
A pump rotor for a screw pump includes a shaft, a first set of threads disposed on a portion of an outer surface of the shaft, at least one thread of the first set of threads including a groove...
US20140010696 Axial Disc and Gear Pump with Axial Disc  
An internal gear pump for a hydraulic vehicle brake system has axial discs which, by the exertion of pressure on the outer sides thereof, are pressed against gearwheels of the internal gear pump...
US20140003988 Seal Assembly for a Heat Engine  
A seal assembly includes first and second seal elements configured to lie adjacent to one another with a lower portion of each one disposed in a groove and an upper portion of each one projecting...
US20100178189 ROTARY EXPANDING OR COMPRESSING MECHANISM PROVIDED IN FLUID CHANNEL WITH BLADES FOR TRAVERSING SHAFT  
This invention will involve in the technologies of fluid expanding or compressing on fluid channel, which belongs to the form of volume, and it has particularly decisive meaning on the reliability...
US20160061039 ROTARY DEVICE INCLUDING A COUNTERBALANCED SEAL ASSEMBLY  
A rotary device is provided. The rotary device includes a housing having an inner surface and a rotor assembly mounted for rotation in the housing about an axis defining an axial direction of the...
US20160061038 ROTARY DEVICE INCLUDING A COUNTERBALANCED SEAL ASSEMBLY  
A rotary device is provided. The rotary device includes a housing having a cylindrical inner surface and a rotor assembly mounted for rotation in the housing. The rotor assembly includes a rotor,...

Matches 1 - 28 out of 28