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Class Information
Number: 415/148
Name: Rotary kinetic fluid motors or pumps > Selectively adjustable vane or working fluid control means
Description: Apparatus comprising a vane* or other control means which may be selectively moved to different positions to vary the direction or amount of working fluid* flow.










Sub-classes under this class:

Class Number Class Name Patents
415/150 Runner, shaft, or separate motor operated 193
415/149.1 Separate means upstream and downstream of blade set 35
415/151 Upstream of runner 168


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8672617 Energy conversion hydraulic plant and method for controlling such plant Mar. 18, 2014
8667773 Counter-rotating turbomachinery Mar. 11, 2014
8662832 Active air flow adjustable fan Mar. 4, 2014
8628295 Regulatable coolant pump and method for its regulation Jan. 14, 2014
8616836 Diffuser using detachable vanes Dec. 31, 2013
8562288 Fluid flow machine with blade row group Oct. 22, 2013
8511981 Diffuser having detachable vanes with positive lock Aug. 20, 2013
8371806 Gas turbine engine having core auxiliary duct passage Feb. 12, 2013
8336310 Variable turbocharger and control method for the same Dec. 25, 2012
8313286 Diffuser apparatus in a turbomachine Nov. 20, 2012
8303242 Machine for increased hydro power generation Nov. 6, 2012
8251111 Balloon inflator Aug. 28, 2012
8235653 Variable coolant pump for the cooling circuit of an internal combustion engine Aug. 7, 2012
8210800 Integrated actuator module for gas turbine engine Jul. 3, 2012
8202039 Blade shroud with aperture Jun. 19, 2012
8190297 Control method and system for a fluid control device, based on position sensor learning May. 29, 2012
8167544 Rotating device to be used in a fluid May. 1, 2012
8147186 Centrifugal compressor Apr. 3, 2012
8142140 Fan unit, electronic apparatus with fan unit, method of opening/closing shutter of fan unit, and shutter Mar. 27, 2012
8100639 Actuating rod end connector Jan. 24, 2012
8087875 Machine for increased hydro power generation Jan. 3, 2012
8075253 Gas turbine compressor Dec. 13, 2011
8070449 Wind turbine Dec. 6, 2011
8047766 Electromechanical drive for actuating valves Nov. 1, 2011
8043053 Self locking trim tab Oct. 25, 2011
8011882 Vane assembly Sep. 6, 2011
7980815 Turbomachine variable-pitch stator blade Jul. 19, 2011
7905102 Control system Mar. 15, 2011
7874788 Flow enhancement for underwater turbine Jan. 25, 2011
7841830 River power megawatts producer Nov. 30, 2010
7824148 Centrifugal compressor performance by optimizing diffuser surge control and flow control device settings Nov. 2, 2010
7802963 Pivot ring Sep. 28, 2010
7780403 Adjustable turbine exhaust flow guide and bearing cone assemblies Aug. 24, 2010
7771158 Power towers/innovative method of power extraction using static airfoils Aug. 10, 2010
7762067 Turbocharger with sliding piston assembly Jul. 27, 2010
7722318 Hole liners for repair of vane counterbore holes May. 25, 2010
7670106 Bushing for a variable-pitch vane pivot in a turbomachine Mar. 2, 2010
7520716 Vane system equipped with a guiding mechanism for centrifugal compressor Apr. 21, 2009
7518865 Real time adaptive active fluid flow cooling Apr. 14, 2009
7407367 Variable area diffuser Aug. 5, 2008
7356999 System and method for stability control in a centrifugal compressor Apr. 15, 2008
7116005 Tidal/wave flow electrical power generation system Oct. 3, 2006
7100623 Dishwasher having spray arms and a circulation pump Sep. 5, 2006
7077632 Blower having a blower tube incorporating a reduction device for reducing the clear flow cross section of said blower tube at idle operation Jul. 18, 2006
7011494 Dual retention vane arm Mar. 14, 2006
6928818 Actuation assembly for variable geometry turbochargers Aug. 16, 2005
6814540 Rotating vane diffuser for a centrifugal compressor Nov. 9, 2004
6669440 Dual-chamber air pump Dec. 30, 2003
6625984 Variable geometry nozzle for radial turbines Sep. 30, 2003
6511285 Tandem guide vanes Jan. 28, 2003

1 2 3 4










 
 
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