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| Class 315 | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
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![[List of Pre Grant Publications for class 315 subclass 1]](../as.gif) | ![[List of Patents for class 315 subclass 1]](../ps.gif) | 1 | CATHODE RAY TUBE CIRCUITS |
| | 3 |  Combined cathode ray tube and circuit element structure |
| | 3.5 |  Traveling wave tube with delay-type transmission line |
| | 4 | Inductor or distributed parameter-type inductive structure |
| | 5 |  Ray passes in or through a hollow distributed parameter device |
| | 5.11 |  With a secondary emission stage |
| | 5.13 | With a magnetron |
| | 5.14 | Plural rays pass through or in the hollow device |
| | 5.18 | Ray returns to the hollow device; e.g., reflex type |
| | 5.24 | Deflecting or reflecting the ray |
| | 5.25 |  Ray sweeps over an aperture or slot in the hollow device |
| | 5.26 | Device deflects the ray |
| | 5.28 | Plural hollow devices |
| | 5.29 | Ray has appreciable transverse electrical dimension and/or significant shape |
| | 5.33 | Device also a ray anode or cathode |
| | 5.34 | Focusing and/or concentrating the ray |
| | 5.36 | Device removable from its grids |
| | 5.37 | Device has particular grid structure |
| | 5.38 | With particular collector or anode structure |
| | 5.39 | Plural hollow devices |
| | 5.41 | Accelerating or decelerating the ray between the hollow devices |
| | 5.42 | Devices excited to accelerate the ray across their gaps; e.g., synchrotrons |
| | 5.43 | Devices of different resonance frequency |
| | 5.44 | Feedback connection between the hollow devices |
| | 5.46 | Device tunable |
| | 5.49 | Three hollow devices |
| | 5.51 | Plural gaps in the hollow device |
| | 5.52 | Device has a re-entrant portion surrounding the ray |
| | 5.53 | Device tunable |
| | 7 | Connected to the deflecting electrodes |
| | 8 | Compensating for stray deflecting fields |
| | 8.51 | Pulse storing |
| | 9 | Plural cathode-ray tubes in the circuit |
| | 10 | With radiant energy sensitive control means |
| | 12.1 | With secondary emission stage in the cathode-ray tube |
| | 13.1 | Plural ray-type tube |
| | 14 | Plural concentrating, accelerating, and/or de-accelerating stages |
| | 15 | Three or more stages |
| | 17 | With ray-deflecting stage interposed between plural concentrating or accelerating and/or de-accelerating stage or co-extensive with one such stage |
| | 364 | Cathode-ray deflections circuits |
| | 365 | Symbol generator |
| | 366 | For flat cathode-ray tube |
| | 368.11 | Including color convergence control |
| | 368.12 | Including specified signal storage (e.g., memory, register, etc.) |
| | 368.15 | Including electrostatic element (e.g., electrode, lens, etc.) |
| | 368.17 | Including signal delay circuitry |
| | 368.18 | Including specified waveform generating circuitry |
| | 368.24 | Static convergence feature |
| | 368.25 | Including core or winding structure |
| | 368.27 | Including particular magnetic field distribution |
| | 368.28 | Including plural cores or coils |
| | 367 | Including a digital-to-analog device |
| | 369 | Target controls deflection circuit |
| | 370 | With ray deflection distortion correction or reduction |
| | 372 | For cathode-ray tube having plural targets |
| | 375 | For plural phosphor target tube |
| | 377 | With marker |
| | 378 | Circular, spiral, or radial sweeps |
| | 379 | With additional control of cathode ray |
| | 380 | Control only at turn-on or turnoff of circuit |
| | 382 | With focusing of ray |
| | 383 | Intensity control of ray |
| | 387 | Including feedback circuit |
| | 391 | Plural deflection circuits |
| | 392 | Plural waveform display circuits |
| | 393 | Interconnected sweep circuits |
| | 394 | Plural deflections in one plane |
| | 395 | Plural potentials or currents applied to deflection member |
| | 399 | Deflection coil circuit |
| | 400 | Including a saturable element |
| | 401 | Including a temperature responsive element |
| | 402 | Including a voltage dependent resistor |
| | 403 | Including an amplifier |
| | 408 | Including solid-state switch |
| | 409 | Including a discharge device |
| | 30 | Ray modulation |
| | 411 | Power supply from deflection circuit source |
| | 500 | HIGH ENERGY PARTICLE ACCELERATOR TUBE |
| | 501 | Magnetic field acceleration means |
| | 506 | Electrostatic accelerator means |
| | 507 | With injection or extraction means |
| | 32 | COMBINED LOAD DEVICE OR LOAD DEVICE TEMPERATURE MODIFYING MEANS AND ELECTRICAL CIRCUIT DEVICE STRUCTURE |
| | 33 | Portable self-contained |
| | 34 | With antenna |
| | 35 | Plural discharge device loads |
| | 36 | Series connected discharge devices |
| | 37 | Cathode-anode circuit connected to the discharge control electrode of another discharge device load (e.g., cascade) |
| | 38 | Corresponding electrodes connected by a circuit impedance (e.g., push-pull) |
| | 39 | Discharge device load with distributed parameter-type transmission line (e.g., wave-guide, coaxial cable) |
| | 39.51 | Distributed parameter resonator-type magnetron |
| | 39.53 | With output-coupling means |
| | 39.55 | Variable tuning |
| | 39.57 | Electron emission type |
| | 39.59 | Thermal or magnetic actuator |
| | 39.61 | Movable tuning element (e.g., slug) |
| | 39.63 | With control electrode, secondary emitter, or auxiliary anode or cathode |
| | 39.65 | Having diverse size resonators |
| | 39.67 | Tubular anode with eccentric or axially displaced cathode |
| | 39.69 | With strapping for resonant structure |
| | 39.71 | Magnetic field generating and pole structure |
| | 39.73 | Interdigital electrode |
| | 39.75 | Anode with plural cavities |
| | 39.77 | With resonant cavity coupled to anode |
| | 40 | Electrode formed as inductive impedance |
| | 41 | Inductive impedance connected between electrodes of a discharge device load |
| | 42 | Connected to plural anodes or plural cathodes |
| | 43 | Connected to control electrode |
| | 45 | With diverse-type impedance |
| | 46 | Filament, electric heater, or resistance in shunt with the discharge electrodes of a discharge device load |
| | 49 | Filament or electric heater in series with a discharge device load |
| | 50 | Load device temperature-modifying means combined with or forming circuit impedance means |
| | 51 | Plural circuit elements |
| | 55 | Electric generator or piezoelectric device |
| | 56 | Discharge device load |
| | 57 | Discharge device and transformer |
| | 58 | Discharge device and circuit impedance |
| | 63 | Discharge control discharge load |
| | 64 | Multiple filament load devices |
| | 65 | Automatic substitution of the filament |
| | 66 | Series connected filaments |
| | 67 | Diverse resistance filaments |
| | 68 | Three or more controlled filament circuits |
| | 69 | Plural filaments energized in parallel |
| | 70 | Load device and transformer |
| | 71 | Load device and impedance |
| | 72 | Load device and periodic electric switch |
| | 73 | Electric switch inside evacuated or gas filled envelope |
| | 74 | Automatic shunt circuit closing or cut-out switch |
| | 76 | SPECIAL APPLICATION |
| | 77 | Vehicle |
| | 78 | Vehicle motor or vehicle motion driven generator |
| | 79 | Vehicle or engine speed controlled |
| | 80 | Load device controller combined with vehicle controller |
| | 82 | Head light systems |
| | 84 | Door or closure controlled load device |
| | 84.51 | PULSE STORING SYSTEMS OF THE GASEOUS DISCHARGE-TUBE TYPE |
| | 85 | WITH ELECTROMAGNETIC WAVE RADIATION PREVENTING OR SHIELDING MEANS |
| | 86 | AUTOMATIC SUBSTITUTION OF THE POWER SUPPLY |
| | 88 | AUTOMATIC SUBSTITUTION OF THE LOAD DEVICE OR ELECTRODE |
| | 89 | Plural substitution of load devices or electrodes |
| | 90 | Plural load devices with selective substitution of load device or electrode |
| | 91 | Over-voltage or over-current controlled substitution |
| | 92 | Diverse-type load device or electrode substituted |
| | 93 | With current shifting switch |
| | 94 | WITH CATHODE OR CATHODE HEATER SUPPLY CIRCUIT |
| | 95 | Plural load device systems |
| | 96 | Series connected cathodes or heaters |
| | 97 | Pulsating or A.C. supply to the cathode or heater circuit |
| | 98 | Plural cathodes or heaters in the load device |
| | 101 | Discharge device and/or rectifier in the cathode or heater circuit |
| | 102 | Delayed application of the discharge potential |
| | 105 | Pulsating or A.C. supply to the cathode or heater circuit |
| | 107 | Automatic cut-out or voltage regulator in the cathode or heater circuit |
| | 108 | CONFINED GAS OR VAPOR-TYPE LOAD DEVICE WITH PRESSURE REGULATING MEANS |
| | 111.01 | DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE |
| | 111.11 | With tangential fluent material supply |
| | 111.21 | Plasma generating |
| | 111.81 | Electron or ion source |
| | 112 | WITH LOAD DEVICE TEMPERATURE MODIFIER |
| | 113 | Plural load device systems |
| | 115 | Electric heater for the load device |
| | 117 | Automatic control of the temperature modifier |
| | 118 | Load device circuit controlled by the temperature modifying medium |
| | 119 | WITH AUTOMATIC SHUNT AND/OR CUTOUT |
| | 120 | Combined with signal, indicator, or alarm |
| | 121 | Plural load device systems |
| | 123 | Plural shunts and/or cut-outs |
| | 124 | Auxiliary electrode controlled |
| | 125 | Shunt circuit closing |
| | 127 | Supply circuit current and/or potential actuated switch |
| | 129 | WITH SIGNAL, INDICATOR, OR ALARM |
| | 130 | Plural load device systems |
| | 133 | Plural signals, indicators, or alarms |
| | 134 | Radiant energy responsive control type |
| | 135 | Discharge device and/or rectifier in the signal circuit |
| | 136 | Electrically operated switch controlling the signal circuit |
| | 137 | POLYPHASE A.C. SUPPLY |
| | 138 | M phase to N phase (e.g., phase splitters) |
| | 141 | Transformer in the supply circuit |
| | 142 | With interphase transformer in the supply circuit |
| | 143 | Convertible transformer connections |
| | 144 | Plural load devices |
| | 145 | Plural cathode and/or anode load device |
| | 146 | Plural discharge control discharge device load devices |
| | 147 | Plural cathode and/or anode discharge device load |
| | 149 | WITH RADIANT ENERGY SENSITIVE CONTROL MEANS |
| | 150 | Radiant energy responsive load device |
| | 151 | Load device irradiating the radiant energy responsive device |
| | 152 | Plural load devices |
| | 155 | Plural radiant energy responsive devices |
| | 156 | Radiant energy control of an electric discharge device in the supply circuit of the load device |
| | 157 | Discharge control discharge device load controlled by the radiant energy responsive device |
| | 158 | Radiant energy controlled regulation of the current supply for the load device |
| | 159 | Electric switch controlled by the radiant energy responsive device |
| | 160 | PLURAL POWER SUPPLIES |
| | 161 | Plural load devices |
| | 162 | Diverse type load devices |
| | 164 | Series connected current supplies |
| | 165 | Diverse type current supplies |
| | 167 | Plural cathode and/or anode load device |
| | 168 | Diverse type current supplies to auxiliary and principal electrodes |
| | 169.1 | Diverse-type energizing or bias supplies to different electrodes |
| | 170 | Series connected current supplies |
| | 171 | Discharge device and/or rectifier in one of the supply circuits |
| | 172 | Periodic switch in one of the supply circuits |
| | 173 | Condenser in one of the supply circuits |
| | 174 | Plural diverse pulsating or A.C. supplies |
| | 175 | Diverse-type current supplies |
| | 177 | LOAD DEVICE IN THE PRIMARY AND SECONDARY CIRCUIT OF THE SUPPLY TRANSFORMER |
| | 178 | PLURAL DIVERSE-TYPE LOAD DEVICES |
| | 184 | THREE OR MORE LOAD DEVICES CONNECTED BETWEEN DIVERSE PAIRS OF PAIRED CONDUCTORS |
| | 185R | PLURAL SERIES CONNECTED LOAD DEVICES |
| | 186 | Periodic switch in the supply circuit |
| | 187 | Condenser in the supply circuit |
| | 189 | Discharge device loads |
| | 191 | Convertible to parallel connected |
| | 192 | Combined with parallel connected load device |
| | 193 | Electric switch controlled load device |
| | 185S | Christmas lights |
| | 194 | REGULATION OF THE CONTROL CURRENT AND/OR POTENTIAL APPLIED TO DISCHARGE CONTROL DISCHARGE DEVICE LOADS BY PHASE SHIFTING MEANS |
| | 195 | Plural load device systems |
| | 196 | Inverse parallel connected asymmetric load devices |
| | 198 | Discharge control discharge device in the control circuit |
| | 199 | Discharge control discharge device in the control circuit |
| | 200R | DISCHARGE DEVICE AND/OR RECTIFIER IN THE SUPPLY CIRCUIT |
| | 201 | Plural load device systems |
| | 202 | Plural cathode and/or anode discharge device load |
| | 205 | Plural discharge devices and/or rectifiers in the supply circuit |
| | 206 | Discharge device and/or rectifier in the primary circuit of the supply transformer |
| | 207 | Discharge device and/or rectifier in shunt to the load device |
| | 208 | Discharge control discharge device in the supply circuit |
| | 200A | Flashers |
| | 209R | PERIODIC SWITCH IN THE SUPPLY CIRCUIT |
| | 210 | Plural load device systems |
| | 211 | Distributor type periodic switch means |
| | 212 | Transformer in the supply circuit |
| | 213 | Distributor switch means in the primary circuits of plural transformers |
| | 214 | With additional periodic switch in the primary circuit |
| | 215 | With additional periodic switch in the distributor switch means circuit |
| | 216 | Plural electrically operated switches |
| | 217 | Periodic switch selectively connectable to plural load device circuits |
| | 218 | Magnetoelectric generator supply |
| | 219 | Periodic switch in the primary circuit of the supply transformer |
| | 220 | Plural transformers in the supply circuit |
| | 221 | Secondary conductively connected to the primary |
| | 222 | Plural interrupted transformer coil circuits |
| | 223 | Condenser or inductance in the primary circuit |
| | 224 | Impedance or current regulator in the supply circuit |
| | 225 | Periodic switch cut-out |
| | 226 | Plural periodic switches or multiple contact periodic switch |
| | 209T | Transistorized ignition systems |
| | 209CD | Capacitor dischargeneous ignition systems |
| | 209M | Miscellaneous ignition systems |
| | 209PZ | Piezoelectric ignition systems |
| | 209SC | Silicon controlled rectifier ignition |
| | 227R | CONDENSER IN THE SUPPLY CIRCUIT |
| | 228 | Plural load device systems |
| | 229 | Condenser connected to plural cathodes or anodes of asymmetrical discharge device loads |
| | 230 | Discharge control discharge device loads |
| | 231 | Plural series connected condenser and load device circuits |
| | 232 | Condenser in shunt to load and supply |
| | 233 | Plural cathode and/or anode discharge device load |
| | 234 | Condenser in the auxiliary starting electrode circuit |
| | 235 | Condenser connected to plural cathodes or anodes |
| | 236 | Electromagnetic influenced discharge device load |
| | 237 | Discharge control discharge device load |
| | 239 | Transformer in the condenser load device circuit |
| | 240 | Electric switch in the condenser circuit |
| | 241R | Condenser in shunt to the load device and the supply |
| | 244 | Inductance in the condenser circuit |
| | 245 | Resistance in the condenser circuit |
| | 227A | Arc machining |
| | 246 | PULSATING OR A.C. SUPPLY |
| | 247 | With power factor control device |
| | 248 | Induction-type discharge device load |
| | 249 | Potential node-type discharge device load |
| | 250 | Plural load device systems |
| | 251 | Inverse parallel connected asymmetrical discharge device loads |
| | 252 | Discharge control discharge device loads |
| | 253 | Full wave systems with asymmetrical discharge device loads |
| | 254 | Transformer in the supply circuit |
| | 258 | Inductance in the supply circuit |
| | 260 | Plural cathode and/or anode discharge device load |
| | 261 | Auxiliary starting electrode-type discharge device load |
| | 262 | Transformer or auxiliary winding in the auxiliary electrode circuit |
| | 263 | Inductance or potential surge generator in the auxiliary electrode circuit |
| | 264 | Impedance in the auxiliary electrode circuit |
| | 265 | Full wave-type system |
| | 267 | Electromagnetic influenced discharge device load |
| | 268 | Discharge control discharge device load |
| | 269 | With plural discharge control devices |
| | 270 | Plural control potentials |
| | 272 | Rectifier and/or discharge device in the control circuit |
| | 274 | Transformer in the control circuit |
| | 275 | Condenser in the control circuit |
| | 276 | Transformer in the supply circuit |
| | 277 | Plural transformers in the supply circuit |
| | 278 | Three or more coil-type transformers |
| | 279 | Current regulator in the primary circuit |
| | 280 | Convertible to inductance |
| | 281 | Relatively movable core and coil-type transformer |
| | 282 | Regulating transformer |
| | 283 | Inductance in the supply circuit |
| | 287 | Periodic-type current and/or voltage regulator in the supply circuit |
| | 288 | THREE OR MORE WIRE DISTRIBUTION SYSTEMS |
| | 289 | SURGE GENERATOR OR INDUCTANCE IN THE SUPPLY CIRCUIT |
| | 291 | CURRENT AND/OR VOLTAGE REGULATION |
| | 292 | Keyboard operated or pattern controlled regulator |
| | 293 | Pre-selectable regulator systems |
| | 294 | Plural load device regulation |
| | 295 | Regulator selectively connectable to plural circuits |
| | 296 | Inverse control of load devices |
| | 297 | Automatic regulation |
| | 298 | Mechanically connected regulators |
| | 299 | Plural regulators |
| | 302 | Current generator control |
| | 306 | Regulator in shunt to the load device |
| | 307 | Automatic regulation |
| | 312 | PLURAL LOAD DEVICE SYSTEMS |
| | 313 | Electric switch in the supply circuit |
| | 314 | Pre-selectable switching systems |
| | 316 | Keyboard or pattern controlled switch |
| | 317 | Three or more controlled load device circuits |
| | 320 | Plural switches |
| | 322 | Alternate circuit closing |
| | 323 | Sequential starting |
| | 324 | Plural discharge device loads |
| | 326 | DISCHARGE DEVICE LOAD |
| | 327 | Discharge drawing-type discharge device |
| | 328 | Tilting discharge device |
| | 330 | Auxiliary starting electrode type |
| | 333 | Automatic cut-out for the electrode moving device circuit |
| | 334 | Plural cathode and/or anode discharge device load |
| | 335 | Auxiliary starting electrode-type discharge device |
| | 337 | Diverse potentials for the discharge electrodes |
| | 338 | Electromagnetic influenced discharge device |
| | 339 | Discharge control discharge device load |
| | 340 | With de-ionizing means in the cathode-anode circuit |
| | 341 | With plural discharge control devices |
| | 344 | Electromagnetic influenced discharge device |
| | 345 | Rail-type discharge device load |
| | 346 | Plural current supply to the electromagnet |
| | 347 | Series connected with the load device |
| | 348 | Pulsating or A.C. supply to the electromagnet |
| | 349 | Discharge control discharge device load |
| | 350 | Plural control currents and/or potentials |
| | 352 | Rectifier and/or discharge device in the control circuit |
| | 354 | Transformer in the control circuit |
| | 355 | Condenser in the control circuit |
| | 357 | Movable electrode discharge device |
| | 358 | Plural gases or vapors in the discharge device |
| | 359 | PYRO-ELECTRIC DEVICE LOAD |
| | 360 | TIME-CONTROLLED |
| | 361 | PLURAL CONTROL STATIONS |
| | 362 | ELECTRIC SWITCH IN THE SUPPLY CIRCUIT |
| | 363 | MISCELLANEOUS SYSTEMS |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG1 | FLUORESCENT LAMP CIRCUITS WITH MORE THAN TWO PRINCIPLE ELECTRODES |
| | DIG2 | HIGH FREQUENCY STARTING OPERATION FOR FLUORESCENT LAMP |
| | DIG3 | CIRCUIT FOR ION GAUGES AND PRESSURE GAUGES |
| | DIG4 | DIMMING CIRCUIT FOR FLUORESCENT LAMPS |
| | DIG5 | STARTING AND OPERATING CIRCUIT FOR FLUORESCENT LAMP |
| | DIG7 | STARTING AND CONTROL CIRCUITS FOR GAS DISCHARGE LAMP USING TRANSISTORS |
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