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Class Information
Number: 415/48
Name: Rotary kinetic fluid motors or pumps > With control means responsive to non-cyclic condition sensing, centrifugal actuation or torque > Temperature or fluid force responsive member > For adjustment of runner, shaft, vane or blade
Description: Apparatus in which the sensing means controls means which positively moves or shifts the position of a runner, runner supporting shaft, blade, or vane relative to other apparatus parts.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7422414 |
Inlet guide vane control device of gas turbine |
Sep. 9, 2008 |
| 7393179 |
Variable position turbine nozzle |
Jul. 1, 2008 |
| 7326027 |
Devices and methods of operation thereof for providing stable flow for centrifugal compressors |
Feb. 5, 2008 |
| 7280950 |
Locomotive diesel engine turbocharger and turbine stage constructed with turbine blade vibration suppression methodology |
Oct. 9, 2007 |
| 7210895 |
Turbo compressor and method of operating the turbo compressor |
May. 1, 2007 |
| 7186071 |
Variable flow water pump |
Mar. 6, 2007 |
| 7160083 |
Method and apparatus for wind turbine rotor load control |
Jan. 9, 2007 |
| 7111461 |
System and method for testing a rotary flow device |
Sep. 26, 2006 |
| 7004724 |
Method and apparatus for wind turbine rotor load control based on shaft radial displacement |
Feb. 28, 2006 |
| 6793456 |
Turbo-compressor and capacity control method thereof |
Sep. 21, 2004 |
| 6755609 |
Radial pump |
Jun. 29, 2004 |
| 6341238 |
Robust engine variable vane monitor logic |
Jan. 22, 2002 |
| 6220814 |
Turbine interstage sealing arrangement |
Apr. 24, 2001 |
| 6155038 |
Method and apparatus for use in control and compensation of clearances in a gas turbine |
Dec. 5, 2000 |
| 6146090 |
Cooling/heating augmentation during turbine startup/shutdown using a seal positioned by thermal response of turbine parts and consequent relative movement thereof |
Nov. 14, 2000 |
| 6129511 |
Method and apparatus for controlling interaction between variable guide vanes and variable diffuser of a centrifugal compressor |
Oct. 10, 2000 |
| 6042331 |
Pump-turbine |
Mar. 28, 2000 |
| 6036432 |
Method and apparatus for protecting centrifugal compressors from rotating stall vibrations |
Mar. 14, 2000 |
| 5984625 |
Actuator bandwidth and rate limit reduction for control of compressor rotating stall |
Nov. 16, 1999 |
| 5938401 |
Automatic engine hydro-mechanical control unit preflight test |
Aug. 17, 1999 |
| 5669756 |
Recirculating diffuser |
Sep. 23, 1997 |
| 5340274 |
Integrated steam/air cooling system for gas turbines |
Aug. 23, 1994 |
| 5284347 |
Gas bearing sealing means |
Feb. 8, 1994 |
| 5267829 |
Flow control apparatus for a turbocharger turbine |
Dec. 7, 1993 |
| 5253976 |
Integrated steam and air cooling for combined cycle gas turbines |
Oct. 19, 1993 |
| 5235803 |
Auxiliary power unit for use in an aircraft |
Aug. 17, 1993 |
| 5211530 |
Variable breadth impeller that provides a specific shutoff head |
May. 18, 1993 |
| 5169286 |
Variable capacity centrifugal water pump with movable pressure chamber formed by impeller |
Dec. 8, 1992 |
| 5165845 |
Controlling stall margin in a gas turbine engine during acceleration |
Nov. 24, 1992 |
| 5165844 |
On-line stall margin adjustment in a gas turbine engine |
Nov. 24, 1992 |
| 5146764 |
System and method for controlling a variable geometry diffuser to minimize noise |
Sep. 15, 1992 |
| 5101916 |
Water drill |
Apr. 7, 1992 |
| 5095714 |
Surging prediction device for a centrifugal compressor |
Mar. 17, 1992 |
| 5054996 |
Thermal linear actuator for rotor air flow control in a gas turbine |
Oct. 8, 1991 |
| 4969798 |
Diffuser for a centrifugal compressor |
Nov. 13, 1990 |
| 4893983 |
Clearance control system |
Jan. 16, 1990 |
| 4893984 |
Clearance control system |
Jan. 16, 1990 |
| 4859140 |
Centrifugal fan |
Aug. 22, 1989 |
| 4828454 |
Variable capacity centrifugal pump |
May. 9, 1989 |
| 4828455 |
Temperature responsive blade shroud-disk for thermostatic water pump |
May. 9, 1989 |
| 4780049 |
Compressor |
Oct. 25, 1988 |
| 4773817 |
Labyrinth seal adjustment device for incorporation in a turbomachine |
Sep. 27, 1988 |
| 4752182 |
Device for the open- or closed-loop control of gas turbine engines or turbojet engines |
Jun. 21, 1988 |
| 4752183 |
Water pump |
Jun. 21, 1988 |
| 4740138 |
Device for controlling the throat areas between the diffusor guide vanes of a centrifugal compressor of a gas turbine engine |
Apr. 26, 1988 |
| 4710095 |
Turbomachine airflow temperature sensor |
Dec. 1, 1987 |
| 4657476 |
Variable area turbine |
Apr. 14, 1987 |
| 4616974 |
Wind driven power generating apparatus |
Oct. 14, 1986 |
| 4610599 |
Apparatus for controlling a hydraulic turbine |
Sep. 9, 1986 |
| 4594051 |
System, apparatus, and method for detecting and controlling surge in a turbo compressor |
Jun. 10, 1986 |
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