Matches 1 - 36 out of 36

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8876462 System of contra-rotating propellers driven by a planetary gear train providing a balanced distribution of torque between the two propellers  
A system of contra-rotating propellers for an aircraft turbomachine, including: a free power turbine including a first rotor; first and second propellers; and a mechanical transmission system...
8182226 Built-in swing mechanism of rotary fan  
The present invention provides an improved built-in swing mechanism of a rotary fan. The mechanism includes a ball-and-socket support frame, arranged onto front wall of the main casing...
7854582 Operation of an aircraft engine after emergency shutdown  
A method of emergency operation of an aircraft turbofan engine during an aircraft flight is provided. The engine includes a fan shaft with a fan, and an electric motor/generator mounted for...
7762762 Rolling fluid machine especially with a liquid spraying at the output  
A rolling fluid machine especially with a liquid spraying at the output, comprising a chamber (1) where at least a part of its inner surface has a rotary shape and the chamber (1) is provided with...
7168913 Twin-spool turbojet with means for driving ancillary machines  
A turbojet includes a differential gear with a first planetary pinion driven by the shaft of the high pressure spool and a second planetary pinion driven by the shaft of the low pressure spool....
6833793 Method of a continuous determination of an instantaneous position of an impeller blade tip in a rotor turbine machine  
The invention relates to a method of a continuous determination of an instantaneous position of an impeller blade tip (5′) in a rotor turbine machine, particularly in a turbine impeller (6) in a...
6776575 Nutating centrifugal pump  
A pump employing a nutating plate within a chamber impels fluid flow from an axial inlet to a peripheral outlet. The chamber extends 360° and the plate has holes about the axis thereof such that...
6634853 Compact centrifugal compressor  
In a centrifugal compressor the drive shaft of the compressor is driven by a step up gear mechanism including an input shaft driving a central drive gear, an output gear mounted on the compressor...
5785491 Liquid pump having a driving unit and a driven unit with a resilient seal therebetween  
A liquid pump in which a perfect seal is achieved between a liquid and the atmosphere without the use of magnets includes a pump shaft rotatably supported inside housings and having an impeller...
5658125 Magnetic bearings as actuation for active compressor stability control  
An integrated system for controlling the positioning of a rotating rotor within a compressor to enhance the performance of a gas turbine engine. The rotor being attached to a rotating shaft that...
5044882 Precessional centrifugal pump  
A precessional centrifugal pump of the type adapted to deliver liquid while rotating it with an impeller that makes a precessional movement. The pump includes an annular space provided in a...
4722660 Centrifugal pump with a nutating impeller  
The present invention is a centrifugal pump with a nutating impeller characterized in having a flow guide wall defining an annular space in a conical casing by projecting into the casing from the...
4634339 Air mover  
A device for moving air quietly and in volume comprising a frame, a pair of disks or rotor in another form eccentrically and rotatably supported in spaced apart relationship in the frame and a...
4345386 Air agitation device  
Disclosed herein is an air agitation device that is positioned between two opposite sets of shelves on which the articles to be dried are placed.The device constitutes two identical crankshafts,...
4274803 High-pressure centrifugal pump unit  
A high feed centrifugal pump has a housing, a low-speed suction stage arranged in the housing and having an axis, at least one high-speed high pressure stage also arranged in the housing and...
3865503 Wobble plate pump  
A wobble plate pump for transporting sewage, viscous liquids and industrial ffluents. An impeller disc is obliquely mounted to a drive shaft and a pair of shrouds are attached to the impeller disc...
3722804 ROTARY PUMP HAVING SWASH TYPE IMPELLER  
A rotary pump constructed for non-clogging operation with a swash plate type impeller of angle-shaped cross-section, the angle shape presenting a ridge which extends perpendicular to the impeller...
3702938 ELECTRIC GENERATOR DRIVE  
An electric generator drive device for use at an underwater drilling installation, which uses the kinetic energy of a pressurized fluid coming from the bore hole to drive the generator for...
3684458 PROPULSION AND PROCESSING APPARATUS FOR FLOWABLE MATERIALS  
3640474 IMPELLER FOR HEAVY DUTY COMMINUTING PUMPS  
An impeller for heavy duty comminuting pumps may include a blade which is not only disposed in angular relation to its turning axis but may have an irregularly curved surface, or several such...
3586867 TURBINE HAVING A WHEEL ROTARY ABOUT A HORIZONTAL AXIS WITH SAID AXIS BEING ROTARY ABOUT A VERTICAL AXIS  
A generator in which a fluid is conducted to the center of a turbine wheel and radially outwardly to impinge upon the turbine vanes and cause the turbine wheel to turn about a horizontal axis and...
3425620 ROTARY PISTON ENGINE GEARING  
3424432 FLUID-ROTATED FLUID DISTRIBUTORS  
3375983 Rotary pump  
3320896 Nutating propeller pump  
3312450 Rotary fluid motor  
3120353 Rotary slurry pump  
3072321 Universally mounted ceiling cleaner for textile work rooms  
3067960 Pumping and comminuting machine  
3060862 Rotary pump with oblique rotor  
3055194 Circulation apparatus for refrigeration system  
2968437 Method and means for circulating air under pressure of radially propelled horizontal jets  
2956503 Rotary pumps, particularly for delivery of sewage, thick slurries and the like liquids  
2931927 Direct current hermetic motor compressor  
2862451 Centrifugal pump  
2831628 Carriage-mounted fans  
Matches 1 - 36 out of 36