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Class Number: 416 Class Title: FLUID REACTION SURFACES (I.E., IMPELLERS) Subclass Subclass Number Title 1 METHOD OF OPERATION 2 HAVING FRANGIBLE OR FUSIBLE PART OR CONNECTION 3 ACTUATION DIRECTLY RESPONSIVE TO MAGNETIC OR ELECTRICAL EFFECT 4 ROTARY SKIN FRICTION TYPE (E.G., MAGNUS ROTOR, ETC.) 5 WITH ILLUMINATION MEANS 6 DRIVEN BY PULSATING OR DIVERSE WORKING FLUID 7 WORKING MEMBER SUPPORTED ON ENDLESS FLEXIBLE CARRIER 8 .Feathering blades 9 WITH MEANS POSITIONING FLUID CURRENT DRIVEN IMPELLER RELATIVE TO FLOW DIRECTION 10 .Offset relative to flow direction 11 ..Upstream pivotal mounting 12 ..Responsive to folding or feathering of flow-aligned vane 13 ..Horizontal deflection relative to flow-aligned vane 14 ...With impeller brake or stop 15 ...And responsive to transverse vane 16 ...Biased to position by weight of parts 17 .Feathering cycle related to flow direction 18 WITH GYROSCOPIC REFERENCE MEANS FOR ROTOR CONTROL 19 SINGLE BLADE ROTARY IMPELLER WITH COUNTERBALANCE 20 R DRIVE BY FLUID REACTION JET ON WORKING MEMBER 21 .Combustion chamber carried by member 22 ..Air-ingestion rotor tip unit 20 A .Articulated or flexible connection 23 WITH MEANS MOVING WORKING FLUID DEFLECTING WORKING MEMBER PART DURING OPERATION (E.G., AILERON, ETC.) 24 .Cyclic movement of member or part 25 INTERRELATED CONTROLS FOR IMPELLER AND DRIVE MEANS 26 .Pitch adjustment related to drive brake or clutch operation 27 .Pitch adjustment and throttle regulation with condition sensing means 28 ..Temperature responsive control 29 ..Drive engine intake air responsive control 30 ..Electrical control or sensing means 31 WITH CONTROL MEANS RESPONSIVE TO NON-CYCLIC CONDITION SENSING, CENTRIFUGAL ACTUATION, TORQUE OR THRUST 32 .Control of drive brake or clutch 33 .Plural distinct impellers having related control 34 ..Synchronizing 35 .With electrical means comparing and reducing error related to preset datum 36 .Plural diverse condition responsive 37 ..Relative ambient condition sensing (e.g., temperature, density, wind force, etc.) 38 ..Drive engine condition excluding shaft speed or torque 39 .Temperature or icing condition responsive 40 .Responsive to relative working fluid velocity 41 ..Natural fluid current 42 .Pressure or altitude responsive 43 .Responsive to condition of torque or thrust of device or driving or driven means or mechanism 44 .Impeller rotation speed responsivee 45 ..Valve element directly movable by centrifugal force 46 ..Including pitch lock or adjustable stop 47 ..Control by means of separate motor 48 ...Motor carried by impeller 49 ..Including reset or manual override of control 50 ...Of centrifugal weight governor 51 ..Centrifugal mass moved along guided or lineal path 52 ..Centrifugal mass coaxial with impeller 53 ...Pivot axis parallel to rotation axis 54 OPERATED BY ART DEVICE 55 .Vehicular device 56 .Runner supported rocking device 57 ..Inertial actuation 58 ..Continuous impeller rotation 59 .Pivot supported swinging device 60 .Integral with or directly attached to rotary device or part (e.g., flywheel, pulley, etc.) 61 WITH MEASURING, TESTING, SIGNALLING OR INSPECTION MEANS 62 REMOVABLE AUXILIARY ATTACHMENT TO WORK SURFACE 63 AMBULANT, BODY SUPPORTED OR WITH CARRYING HANDLE 64 TRANSLATORY REACTION MOTION 65 .And concurrent rotary reaction motion 66 .Flexible or relatively movable working member or part 67 ..Valve type 68 ..Complemental pivoted surfaces 69 OPERATOR SUPPORTED MANUALLY ACTUATED TYPE 70 R .Operation solely by direct hand manipulation 71 ..Simulation or having indicia, ornamentation or combined feature 72 ..Relatively movable portions 73 ...Arcuate planar folding of working surface 70 A ..Fans 74 .Fulcrum support type (e.g., oar, scull, etc.) 75 .Reciprocatory pin-slot actuator 76 .Rotary hand crank (e.g., egg beater, etc.) 77 ..Intermeshing or interdigitated working members 78 CRANK TYPE DIPPING OR STIRRING MOTION 79 OSCILLATORY REACTION MOTION 80 .With pendulum, counterbalance or inertial weight 81 .Flexible working member 82 .Relatively movable working member portions 83 .Compound motion (e.g., feathering, undulating, etc.) 84 BUOYANT OR INFLATABLE WORKING MEMBER 85 FLOAT SUPPORTED 86 .Buoyant hub or rim 87 RADIALLY EXTENSIBLE OR RETRACTIBLE ROTOR WORKING MEMBER 88 .Variable work surface or non-rigid connection 89 .Having pitch adjustment 90 R WITH FLUID PASSAGE IN WORKING MEMBER COMMUNICATING WITH WORKING FLUID 91 .Both inlet and outlet to working fluid 92 .Discharge solely at periphery normal to rotation axis 90 A .Air and watercraft propellers 93 R AMBIENT FLUID OR EXHAUST GAS DIRECTED THROUGH HUB, FAIRING OR HOUSING 94 .Aircraft spinner or cowling 93 A .Water or marine propellers 95 WITH HEATING, COOLING OR THERMAL INSULATION MEANSS 96 R .Changing state mass within or fluid flow through working member or carrier 97 R ..Flow exhausted to working fluid 97 A ...Laminated or porous skin 96 A ..Blade inserts 98 SUSTAINED ANCILLARY MOVEMENT OF ROTARY WORKING MEMBER (E.G., CYCLIC FEATHERING, ETC.) 99 .Intermounted rotary members 100 .Continuous rotor oscillation 101 .Cyclic radial movement 102 .Responsive to carrier tilt 103 .Lead-lag type rotor blade movement 104 ..And additional correlated blade movement (e.g., pitch change, etc.) 105 ..Positive means effecting lead-lag movement 106 ..With movement restraining means (i.e., damping) 107 ...Resilient bias or limit stop 108 .By actuator eccentric to rotation axis 109 ..Stationary eccentric guide or track 110 .Continuous rotation about plural axes 111 ..Motion about parallel axes 112 .Responsive to fixed actuator (e.g., cam or trip, etc.) 113 ..Axial cam 114 ...Selectively adjustable 115 ....Plural impellers 116 ..Stationary cam track or guide surface 117 .Responsive to gravity or working fluid force 118 ..Having manual control or adjustment 119 ..Motion about parallel axes 120 PLURAL IMPELLERS HAVING RELATIVE MOVEMENT OR INDEPENDENT SUPPORTS 121 .Shiftable support 122 .Intersecting or interdigitated paths of operation 123 .Divergent rotation axes 124 .Coaxial rotation 125 ..Individual prime mover 126 ..Concentric working members 127 ..Concurrent adjustment 128 ..Oppositely rotating impellers 129 ...Engine driven 130 .Differential or independent adjustment 131 ARTICULATED, RESILIENTLY MOUNTED OR SELF-SHIFTING IMPELLER OR WORKING MEMBER 132 R .Sectional, staged or nonrigid working member 132 A ..Flexible sheet or plate 132 B ..Windmills 133 .Axially displaceable rotary carrier (e.g., hub, etc.) 134 R .Nonmetallic resilient mounting 134 A ..Aircraft rotors 135 .Resilient bias or mount 136 ..Rotary working member pivotable solely about radial axis 137 ...Convolute spring coaxial with impeller shaft 138 ..With manual control means 139 .Including weight bias means 140 .Including movement limit stop or damping means 141 .Plural articulation 142 WORKING MEMBER FOLDABLE, PIVOTABLE OR COLLAPSIBLE TO NON-USE POSITIONN 143 .Member movement in rotation plane 144 WITH WEIGHT-BALANCING MEANS 145 .Self-shifting or selectively adjustable mass 146 R COMBINED OR CONVERTIBLE 146 A .Hub lubrication or seal 147 HAVING POSITIVE MEANS FOR IMPELLER ADJUSTMENT 148 .Tiltable carrier (e.g., hub, etc.) 149 .Shiftable carrier support 150 ..Rectilinear motion 151 .Power derived from impeller shaft 152 ..By brake application or release 153 .Having pitch lock or adjustable stop 154 ..Fluid motor for impeller adjustment 155 .Motor bodily rotatable with impeller hub or shaft 156 ..Fluid motor 157 R ...Coaxial with impeller shaft 157 A ....Rotary fluid motor 157 B ....Plural blade units 158 ...Working member mounted or housed 159 .Power or manual actuator on non-rotatable part 160 ..Planetary gearing connecting rotatable and non-rotatable parts 161 ..Axially movable impeller 162 ..Having motor 163 ..Adjustment rod through entire impeller shaft 164 ..Reciprocating sleeve or collar on or rod in impeller shaft 165 ...Reciprocated by coaxial screw 166 ...Rack-pinion connection to working member 167 ...Pin-slot or cam-slot connection to working member 168 R ...Link connection to working member 168 A ....Turbo-machine 169 R HAVING CLUTCH OR BRAKE MEANS 169 A .Engine cooling fans 170 R SPECIFIC DRIVE OR TRANSMISSION MEANS 171 .Impeller driven by fluid motor 172 .Alternating rotation 173 .Manual powered means 170 HM .Hand mixers 174 HAVING LUBRICATING, SEALING, PACKING OR SPECIFIC BEARING MEANS BETWEEN IMPELLER OR SHAFT AND STATIC PART 175 DIVERSE IMPELLERS OR WORKING MEMBERS 176 SPIRAL BLADE OR FLOW PASSAGE (360 DEGREE) 177 .Flow confining casing, shroud or passage 178 PERIMETRIC BLADING EXTENDING AXIALLY BETWEEN ANNULAR MEMBERS (E.G., SQUIRREL CAGE TYPE, ETC.) 179 ROTOR HAVING FLOW CONFINING OR DEFLECTING WEB, SHROUD OR CONTINUOUS PASSAGE 180 .Blades projecting axially from concavo-convex annular web 181 .Apertured or foraminous web or shroud 182 .Radially extending web or end plate 183 ..Circumferentially or radially angulated or discontinuous blades or sections (e.g., stepped, etc.) 184 ..Spaced intermediate ends of opposed axial flow impeller 185 ..Circumferentially and radially continuous web or end plate 186 R ...Having opposed annular surface between adjacent blades 187 ....Angularly spaced, axially elongated blades (i.e., squirrel cage type) 186 A ....Adjustable blade or partt 188 ...Conical web 189 .Axially extending shroud ring or casing 190 ..Vibration inhibiting or expansion-contraction structure 191 ..Segmental shroud 192 ..Having radial flange 193 R ..Spaced inwardly of impeller periphery 193 A ...Root platforms 194 LASHING BETWEEN WORKING MEMBERS OR EXTERNAL BRACING 195 .Peripheral 196 R .Connecting adjacent work surfaces 196 A ..Non-turbo machine (windmills) 197 R CUPPED REACTION SURFACE NORMAL TO ROTATION PLANE 197 A .Air and water motors (natural fluid current) 197 B .Pelton wheels (impulse wheels) 197 C .Torque converters 198 R MULTIPLE AXIALLY SPACED WORKING MEMBERS 199 .Opposed axial flow 200 R .Circumferentially offset 200 A ..Turbo machine 201 R .Differing radii 201 A ..Non-turbo machine 198 A .Turbo machine 202 PROJECTING BLADE AXIS OFFSET FROM ROTATION AXIS 203 UNSYMMETRICAL IMPELLER OR DISSIMILAR WORKING MEMBERS 204 R SPECIFIC WORKING MEMBER MOUNT 205 .Adjustable 206 ..Spring biased detent 207 ..Blade releasably clamped 208 ...Split impeller hub 209 ..Thimble or sleeve fixed on impeller blade 210 R .Distally supported on radial arm 211 ..Axially extending blade 210 A ..Turbo machine 212 R .Interlocking blades 212 A ..Turbo machine 213 R .Welded, cemented or fused 213 A ..Non-turbo machine 214 R .Blade held between separable surfaces 214 A ..Turbo machine 215 .Blade received by continuous circumferential channel 216 ..Radially spaced ribs or grooves 217 ..Divided blade root 218 ..Having circumferentially extending binder 219 R .Blade received in well or slot 220 R ..Having blade locking means 221 ...Resilient or deformable 220 A ...Non-turbo machine 219 A ..Non-turbo machine 222 .Blade straddles carrier 204 A .Turbo machine 223 R SPECIFIC BLADE STRUCTURE (E.G., SHAPE, MATERIAL, ETC.) 224 .Having wear liner, sheathing or insert 225 .Having spanwise compression means 226 .Formed with main spar 227 R .Openwork (e.g., lattice, looped, etc.) 227 A ..Propeller and non-mixers 228 .Tined or irregular periphery 229 R .Laminated, embedded member or encased materiall 230 ..Wire, fiber, strand or fabric 229 A ..Turbo machine 231 R .Apertured or permeable 231 A ..Mixers or agitators 231 B ..Slotted blade 232 .Hollow 233 ..Having brace means bridging cavity 234 .Integrally shaped or blended into hub 235 .Irregular, flanged or channel forming blade surface 236 R ..Ribbed or grooved 236 A ...Concentric or circular ribs 237 ..Angular or offset 238 .Cantilever blade 239 .Blade cuff or shank construction 240 .Flexible 241 R .Coating, specific composition or characteristic 241 A ..Plastic or synthetic material 241 B ..Ceramic material 242 .Reverse curve surface 243 .Concave surface 223 A .Turbo machine 223 B .Radial flow devices 244 R SUPPORT MOUNTING, CARRIER OR FAIRING STRUCTURE 245 R .Spinner or fairwater cap 245 A ..Water or marine propellers 246 .Selectively adjustable impeller mount 244 A .Turbo machine 244 B .Water or marine propellers 247 R PROTECTIVE SCREEN OR GUARD 247 A .Water or marine propellers 248 MISCELLANEOUS (E.G., BLADE ROOT OR ROOT BLOCK, ETC.) * ****************************** * CROSS-REFERENCE ART COLLECTIONS BASED ON USE OR CHARACTERIC * ****************************** 500 VIBRATION DAMPING FEATURES 501 FLY BRUSH TYPE IMPELLER * ****************************** * DIGESTS * ****************************** DIG 1 Stalker DIG 2 Formulas of curves, etc. DIG 3 Sheet metal DIG 4 Fluid current motor and generator DIG 5 Variable camber or chord length DIG 6 Supports for natural fluid current motors DIG 7 Inlet and outlet DIG 8 Stack or chimney with fluid motor DIG 9 Savonius