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F01D 1/00
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Non-positive-displacement machines or engines, e.g. steam turbines |
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F01D 1/02
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor |
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F01D 1/04
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor traversed by the working-fluid substantially axially |
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F01D 1/06
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor traversed by the working-fluid substantially radially |
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F01D 1/08
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor traversed by the working-fluid substantially radially having inward flow |
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F01D 1/10
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor having two or more stages subjected to working-fluid flow without essential intermediate pressure change, i.e. with velocity stages |
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F01D 1/12
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor with repeated action on same blade ring |
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F01D 1/14
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor with repeated action on same blade ring traversed by the working-fluid substantially radially |
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F01D 1/16
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Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor characterised by having both reaction stages and impulse stages |
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F01D 1/18
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Non-positive-displacement machines or engines, e.g. steam turbines without working-fluid guiding means |
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F01D 1/20
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Non-positive-displacement machines or engines, e.g. steam turbines without working-fluid guiding means traversed by the working-fluid substantially axially |
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F01D 1/22
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Non-positive-displacement machines or engines, e.g. steam turbines without working-fluid guiding means traversed by the working-fluid substantially radially |
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F01D 1/24
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working-fluid stream without intermediate stator blades or the like |
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F01D 1/26
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working-fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially axially |
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F01D 1/28
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working-fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially radially |
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F01D 1/30
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by having a single rotor operable in either direction of rotation, e.g. by reversing of blades |
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F01D 1/32
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Non-positive-displacement machines or engines, e.g. steam turbines with pressure/velocity transformation exclusively in rotor, e.g. the rotor rotating under the influence of jets issuing from the rotor |
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F01D 1/34
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes |
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F01D 1/36
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes using fluid friction |
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F01D 1/38
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Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes of the screw type |
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F01D 3/00
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Machines or engines with axial-thrust balancing effected by working fluid |
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F01D 3/02
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Machines or engines with axial-thrust balancing effected by working fluid characterised by having one fluid flow in one axial direction and another fluid flow in the opposite direction |
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F01D 3/04
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Machines or engines with axial-thrust balancing effected by working fluid axial thrust being compensated by thrust-balancing dummy piston or the like |
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F01D 5/00
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BladesBlade-carrying membersHeating, heat-insulating, cooling, or antivibration means on the blades or the members |
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F01D 5/02
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Blade-carrying members, e.g. rotors |
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F01D 5/03
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Annular blade-carrying members having blades on the inner periphery of the annulus and extending inwardly radially, i.e. inverted rotors |
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F01D 5/04
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Blade-carrying members, e.g. rotors for radial-flow machines or engines |
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F01D 5/06
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Rotors for more than one axial stage, e.g. of drum or multiple-disc typeDetails thereof, e.g. shafts, shaft connections |
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F01D 5/08
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Heating, heat-insulating, or cooling means |
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F01D 5/10
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Antivibration means |
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F01D 5/12
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Blades |
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F01D 5/14
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Form or construction |
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F01D 5/16
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Form or construction for counteracting blade vibration |
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F01D 5/18
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Hollow bladesHeating, heat-insulating, or cooling means on blades |
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F01D 5/20
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Specially-shaped blade tips to seal space between tips and stator |
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F01D 5/22
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Blade-to-blade connections, e.g. by shrouding |
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F01D 5/24
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Blade-to-blade connections, e.g. by shrouding using wire or the like |
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F01D 5/26
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Antivibration means not restricted to blade form or construction or to blade-to-blade connections |
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F01D 5/28
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Selecting particular materialsMeasures against erosion or corrosion |
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F01D 5/30
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Fixing blades to rotorsBlade roots |
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F01D 5/32
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Locking, e.g. by final locking-blades or keys |
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F01D 5/34
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Rotor-blade aggregates of unitary construction |
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F01D 7/00
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Rotors with blades adjustable in operationControl thereof |
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F01D 7/02
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Rotors with blades adjustable in operationControl thereof having adjustment responsive to speed |
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F01D 9/00
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Stators |
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F01D 9/02
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NozzlesNozzle boxesStator bladesGuide conduits |
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F01D 9/04
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NozzlesNozzle boxesStator bladesGuide conduits forming ring or sector |
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F01D 9/06
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Fluid supply conduits to nozzles or the like |
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F01D 11/00
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Preventing or minimising internal leakage of working fluid, e.g. between stages |
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F01D 11/02
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Preventing or minimising internal leakage of working fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type |
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F01D 11/04
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Preventing or minimising internal leakage of working fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam |
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F01D 11/06
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Control thereof |
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F01D 11/08
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Preventing or minimising internal leakage of working fluid, e.g. between stages for sealing space between rotor blade tips and stator |
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F01D 11/10
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Preventing or minimising internal leakage of working fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam |
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F01D 11/12
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Preventing or minimising internal leakage of working fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible, deformable or resiliently biased part |
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F01D 11/14
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Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing |
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F01D 11/16
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Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means |
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F01D 11/18
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Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion |
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F01D 11/20
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Actively adjusting tip-clearance |
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F01D 11/22
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Actively adjusting tip-clearance by mechanically actuating the stator or rotor components, e.g. moving shroud sections relative to the rotor |
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F01D 11/24
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Actively adjusting tip-clearance by selectively cooling or heating stator or rotor components |
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F01D 13/00
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Combinations of two or more machines or engines |
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F01D 13/02
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Working-fluid interconnection of machines or engines |
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F01D 15/00
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Adaptations of machines or engines for special useCombinations of engines with devices driven thereby |
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F01D 15/02
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Adaptations for driving vehicles, e.g. locomotives |
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F01D 15/04
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Adaptations for driving vehicles, e.g. locomotives the vehicles being waterborne vessels |
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F01D 15/06
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Adaptations for driving, or combinations with, hand-held tools or the like |
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F01D 15/08
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Adaptations for driving, or combinations with, pumps |
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F01D 15/10
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Adaptations for driving, or combinations with, electric generators |
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F01D 15/12
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Combinations with mechanical gearing |
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F01D 17/00
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Regulating or controlling by varying flow |
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F01D 17/02
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Arrangement of sensing elements |
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F01D 17/04
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Arrangement of sensing elements responsive to load |
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F01D 17/06
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Arrangement of sensing elements responsive to speed |
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F01D 17/08
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Arrangement of sensing elements responsive to condition of working fluid, e.g. pressure |
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F01D 17/10
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Final actuators |
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F01D 17/12
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Final actuators arranged in stator parts |
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F01D 17/14
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Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits |
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F01D 17/16
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Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes |
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F01D 17/18
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Final actuators arranged in stator parts varying effective number of nozzles or guide conduits |
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F01D 17/20
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Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted |
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F01D 17/22
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Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical |
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F01D 17/24
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Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical electrical |
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F01D 17/26
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Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic |
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F01D 19/00
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Starting of machines or enginesRegulating, controlling, or safety means in connection therewith |
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F01D 19/02
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Starting of machines or enginesRegulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine casing |
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F01D 21/00
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Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for |
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F01D 21/02
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Shutting-down responsive to overspeed |
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F01D 21/04
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Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator, e.g. indicating such position |
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F01D 21/06
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Shutting-down |
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F01D 21/08
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Restoring position |
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F01D 21/10
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Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to unwanted deposits on blades, in working-fluid conduits, or the like |
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F01D 21/12
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Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to temperature |
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F01D 21/14
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Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to other specific conditions |
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F01D 21/16
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Trip gear |
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F01D 21/18
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Trip gear involving hydraulic means |
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F01D 21/20
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Checking operation of shut-down devices |
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F01D 23/00
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Non-positive-displacement machines or engines with movement other than pure rotation, e.g. of endless-chain type |
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F01D 25/00
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Component parts, details, or accessories, not provided for in, or of interest apart from, other groups |
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F01D 25/02
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De-icing means for engines having icing phenomena |
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F01D 25/04
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Antivibration arrangements |
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F01D 25/06
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Antivibration arrangements for preventing blade vibration |
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F01D 25/08
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CoolingHeatingHeat insulation |
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F01D 25/10
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Heating, e.g. warming-up before starting |
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F01D 25/12
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Cooling |
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F01D 25/14
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Casings modified therefor |
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F01D 25/16
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Arrangement of bearingsSupporting or mounting bearings in casings |
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F01D 25/18
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Lubricating arrangements |
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F01D 25/20
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Lubricating arrangements using lubrication pumps |
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F01D 25/22
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Lubricating arrangements using working fluid or other gaseous fluid as lubricant |
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F01D 25/24
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CasingsCasing parts, e.g. diaphragms, casing fastenings |
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F01D 25/26
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Double casingsMeasures against temperature strain in casings |
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F01D 25/28
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Supporting or mounting arrangements, e.g. for turbine casing |
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F01D 25/30
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Exhaust heads, chambers, or the like |
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F01D 25/32
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Collecting of condensation waterDrainage |
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F01D 25/34
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Turning or inching gear |
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F01D 25/36
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Turning or inching gear using electric motors |
