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Class 361 | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
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1 | SAFETY AND PROTECTION OF SYSTEMS AND DEVICES |
2 | Arc suppression at switching point (i.e., includes solid-state switch) |
3 | Synchronized or sequential opening or closing |
4 | Counter electromotive force |
5 | With current sensitive control circuit |
6 | With voltage sensitive control circuit |
7 | With combined voltage and current sensitive control circuit |
8 | Shunt bypass |
10 | By inserting series impedance |
13 | Shunt bypass of main switch |
14 | Arc blowout for main breaker contact (e.g., electromagnet, gas, fluid, etc.) |
15 | Capacitor protection |
18 | Voltage regulator protective circuits |
19 | Superconductor protective circuits |
20 | Generator protective circuits |
22 | Compressor protective circuits |
23 | Motor protective condition responsive circuits |
24 | Current and temperature |
25 | Motor temperature |
28 | With time delay |
30 | Current and voltage |
31 | Current |
33 | Voltage |
35 | Transformer protection |
36 | With differential sensing means |
37 | With temperature or pressure sensing means |
38 | Transformer with structurally combined protective device |
42 | Ground fault protection |
43 | Fault suppression (e.g., Petersen coil) |
44 | With differential sensing in a polyphase system |
45 | With differential sensing in a single phase system |
47 | In a polyphase system |
49 | In a single phase system |
51 | Overspeed responsive |
52 | By regulating source or load (e.g., generator field killed) |
54 | Load shunting by fault responsive means (e.g., crowbar circuit) |
58 | Impedance insertion |
59 | Circuit automatically reconnected only after the fault is cleared |
60 | With differential voltage comparison across the circuit interrupting means |
61 | Reclosing of the nonfaulty phases of a polyphase system |
62 | Feeder protection in distribution networks |
67 | Series connected sections with faulty section disconnect |
71 | Automatic reclosing |
76 | With phase sequence network analyzer |
77 | Reverse phase responsive |
78 | With specific quantity comparison means |
79 | Voltage and current |
80 | Distance relaying |
82 | Reverse energy responsive (e.g., directional) |
83 | With time delay protective means |
84 | Reverse energy responsive (e.g., directional) |
85 | Phase |
86 | Voltage |
87 | Current |
88 | With specific voltage responsive fault sensor |
89 | With time delay protective means |
90 | Overvoltage and undervoltage |
91.1 | Overvoltage |
91.2 | With resistor sensor |
91.3 | Including time delay |
91.4 | Including photo-coupling (e.g., photo-receptors, photo-emitters, etc.) |
91.5 | Including P-N junction (e.g., a diode, a zener diode, or transistor) |
91.7 | Protection by snubber circuitry |
91.8 | Protection for thyristor |
92 | Undervoltage |
93.1 | With specific current responsive fault sensor |
93.2 | Digital control |
93.3 | Rating plug |
93.4 | Automatic reset after trip |
93.5 | Transformer and resistor sensors |
93.6 | Transformer sensor (i.e., toroidal current sensor) |
93.7 | Resistor sensor |
93.8 | Thermal sensing |
93.9 | Current limiting |
94 | With time delay protective means |
95 | With instantaneous override |
97 | With multiple timing characteristics |
98 | Transistorized |
99 | Combined thermal-electromagnetic relay |
100 | With semiconductor circuit interrupter (e.g., SCR, Triac, Tunnel Diode, etc.) |
102 | With mechanical circuit breaker |
103 | Circuit interruption by thermal sensing |
107 | With specific transmission line (e.g., guarded) |
109 | Too large fault makes breaker inoperative |
110 | Transient nonresponsive (e.g., ignores surge on transmission line) |
111 | Transient responsive |
112 | With space discharge means |
113 | With tuned circuit |
114 | With manual or automatic opening of breaker and manual reclose |
115 | With specific circuit breaker or control structure |
117 | High voltage dissipation (e.g., lightning arrester) |
118 | Surge prevention (e.g., choke coil) |
120 | Vacuum or gas filled space discharge |
121 | Fluid (e.g., mercury, quenching) |
124 | Thermal (e.g., fusible, bimetallic) |
126 | Current limiting material in discharge path |
129 | Plural gaps with common electrode |
130 | Plural gaps serially connected |
131 | Combined (e.g., with disconnect switch) |
133 | With magnetic means (e.g., electromagnet) |
137 | Horn gap |
139 | CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES |
140 | Including compensation for thermal change of electromagnetic device |
141 | Including superconductivity |
142 | Including housing |
143 | Systems for magnetizing, demagnetizing, or controlling the magnetic field |
144 | For lifting or holding |
146 | Systems for magnetic field stabilization or compensation |
147 | With permanent magnet |
149 | Demagnetizing |
152 | Including particular drive circuit |
157 | Including instrument (e.g., meter-relay) |
159 | Including means for using, or compensating for, the induced EMF of the electromagnetic device |
160 | For relays or solenoids |
161 | Including thermal device |
166 | Plural relays or solenoids sequentially operated |
170 | Condition responsive (e.g., external circuit condition) |
171 | Code responsive |
173 | Light |
178 | Fluid (e.g., liquid level, humidity) |
179 | Proximity or contact |
182 | Frequency (e.g., audio, radio) |
185 | Phase |
186 | Pulse |
187 | Voltage or current level discriminators |
188 | Variable impedance |
189 | Plural switches in control circuit |
191 | Plural relay or solenoid load selectively operated |
194 | Holding means |
195 | Time delay |
196 | Including semiconductor device connected to timing element |
199 | Including electric discharge device |
202 | Electromechanical delay means |
203 | With oscillator |
204 | With magnetic amplifier or saturable reactor |
205 | Threshold device (e.g., SCR, thyratron) |
206 | Particular relay or solenoid |
211 | CONTROL CIRCUITS FOR NONELECTROMAGNETIC TYPE RELAY (E.G., THERMAL RELAYS) |
212 | DISCHARGING OR PREVENTING ACCUMULATION OF ELECTRIC CHARGE (E.G., STATIC ELECTRICITY) |
213 | By charged gas irradiation |
214 | Of paper or paper handling machine |
215 | Of storage or hazardous area or fluid handling |
216 | Structurally combined with building or vehicle |
220 | Specific conduction means or dissipator |
225 | ELECTRIC CHARGING OF OBJECTS OR MATERIALS |
230 | ELECTRIC CHARGE GENERATING OR CONDUCTING MEANS (E.G., CHARGING OF GASES) |
231 | Modification of environmental electric charge |
232 | For application to living beings |
233 | Use of forces of electric charge or field |
235 | With specific power supply |
236 | ELECTRICAL SPEED SIGNAL PROCESSING SYSTEMS |
237 | With centrifugal weight means |
238 | Antislip detection and circuitry |
239 | With speed analog electrical signal |
240 | Including frequency generators |
241 | Two position (e.g., on-off) |
242 | With speed comparison |
243 | Synchronization of shafts |
245 | POLARITY REVERSING |
247 | IGNITING SYSTEMS |
248 | For explosive devices |
249 | With sequential firing by electronic switching |
250 | With sequential firing by mechanical switching |
251 | With capacitor discharging into explosive device |
252 | With electromechanical power source |
253 | For electric spark ignition |
254 | With electromagnet control means |
256 | With capacitor discharging into sparking transformer |
257 | With capacitor discharge into spark gap |
258 | With electromechanical generator |
261 | With mechanical arrangement for spark electrode make-break |
262 | With one spark electrode which is hand held |
263 | With spark coil or transformer |
264 | For incandescent ignition |
267 | DEMAGNETIZING SYSTEMS AND PROCESSES |
268 | TRANSFORMERS AND INDUCTORS WITH INTEGRAL SWITCH, CAPACITOR, OR LOCK (E.G., IGNITION COIL) |
271 | ELECTROSTATIC CAPACITORS |
272 | With protection or compensating means |
276 | Cryogenic |
277 | Variable |
278 | With significant electrode or terminal feature |
279 | Gas or vacuum dielectric |
280 | Responsive to external condition |
287 | Mechanically variable |
288 | Push button |
289 | Motor driven |
290 | By varying distance between electrodes |
292 | By varying effective area of electrode |
293 | Disk trimmer |
294 | Direct travel piston type |
295 | Piston trimmer |
296 | Sliding plates |
297 | Spiral or helical plates |
298.1 | Rotary plates |
299.1 | Plural capacitors |
299.2 | Details of electrical connecting means (e.g., terminal or lead) |
299.3 | Details of mounting means |
299.4 | With adjustment means |
299.5 | Details of insulator feature |
298.2 | Details of plate feature |
298.3 | Details of dielectric |
298.4 | Details of electrical connecting means (e.g., terminal or lead) |
298.5 | With adjustment means |
300 | With controlling or indicating means |
301.1 | Fixed capacitor |
301.2 | Special type (e.g., "bypass" type) |
301.3 | Encapsulated |
301.4 | Stack |
301.5 | Wound |
302 | Feed through |
303 | Significant electrode feature |
306.1 | Details of electrical connection means (e.g., terminal or lead) |
306.2 | For decoupling type capacitor |
306.3 | For multilayer capacitor |
307 | Lead extends into body of capacitor |
308.1 | Lead attached to edge of capacitor |
310 | Lead extends around at least a portion of capacitor |
311 | Solid dielectric |
312 | Plural dielectrics |
313 | Layered |
314 | Impregnated |
315 | With specific impregnant |
319 | With stabilizer or modifying substance |
320 | Ceramic and glass |
321.1 | Ceramic, glass, or oxide particles |
321.2 | With multilayer ceramic capacitor |
321.5 | Composition |
321.6 | With tubular capacitor |
322 | Oxide film |
323 | Plastic |
324 | Fibrous or fabric (e.g., paper, etc.) |
325 | Mica |
326 | Vacuum or gas dielectric |
327 | Liquid dielectric |
328 | Multiple capacitors |
600 | HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS |
601 | For electrical power distribution systems and devices |
602 | Distribution station (i.e., substation) |
605 | Electrical switchgear |
606 | Truck type |
608 | Drawer type |
610 | Pivoted support means |
611 | Busbar arrangements |
615 | With interlock |
618 | Gas insulated |
619 | Having gas circuit breaker |
620 | Having transformer |
621 | Having isolating switch |
622 | Distribution or control unit |
627 | Distribution or control panel board |
628 | With switches and fuses |
630 | With fuses |
631 | With switches |
633 | Plugboards |
634 | With circuit breaker arrangements |
637 | Busbar or conductor arrangements |
641 | Electrical service distribution box |
642 | With fuse |
643 | With switch |
644 | Including panel board |
645 | Adjustable panel |
646 | With fuse support means |
647 | With switch support means |
648 | Busbar arrangements |
651 | Panel board corner mountings |
652 | Circuit breaker supporting arrangements |
657 | With removable member |
658 | With plastic enclosure or support |
659 | For electricity service meter |
660 | Plural |
661 | With meter circuit controller |
664 | Meter mounting arrangements |
668 | Meter terminal and connector arrangements |
672 | Tamper resistant |
673 | Circuit breaker supporting means (i.e., attaching, mounting, etc.) |
674 | For ballast elements |
675 | Bus duct |
676 | With cooling means |
679.01 | For electronic systems and devices |
679.02 | Computer related housing or mounting assemblies |
679.03 | Wearable computer structure |
679.04 | Plural independently movable displays |
679.05 | Telescoping display |
679.06 | Display rotatable about plural axes |
679.08 | For computer keyboard |
679.09 | Portable computer type |
679.18 | Integrated pointing device; e.g., trackball, joystick, etc. |
679.19 | Hand, wrist or palm rest |
679.2 | Adjustable |
679.21 | For computer display |
679.22 | Desktop type |
679.23 | With support for multimedia device; e.g., speaker, camera, microphone |
679.24 | With support for light protective shield |
679.25 | With document holder |
679.26 | Portable computer type |
679.31 | For computer memory unit |
679.4 | For input/output device |
679.46 | With cooling means |
679.47 | Plural diverse cooling means integrated into one system; e.g., fan with heat pipe or heat sink, etc. |
679.48 | Fan |
679.52 | Heat pipe |
679.53 | Liquid |
679.54 | Thermal conduction; e.g., heat sink |
679.55 | For portable computer |
679.57 | With security means (i.e., locking structure) |
679.58 | With latching mechanism |
679.59 | Handle/foot support |
679.6 | For desktop computer |
679.61 | CRT type |
688 | With cooling means |
689 | Fluid |
690 | Air |
699 | Liquid |
701 | With heat exchanger unit |
702 | With cold plate or heat sink |
703 | With cooling fins |
704 | Thermal conduction |
705 | By specific coating |
707 | Through support means |
708 | Specific chemical compound or element |
709 | Heat sink |
712 | Thermally and electrically conductive |
713 | Electrically insulating thermally conductive |
714 | Through component housing |
715 | For module |
717 | For active solid state devices |
720 | For printed circuit board |
722 | For electronic circuit |
723 | For lead frame |
724 | Cabinet-type housing |
728 | Module |
729 | Plural |
736 | With printed circuit boards |
737 | IC card or card member |
738 | With resistor and capacitor |
739 | With particular material |
740 | With locking means or device |
741 | Guiding means |
742 | With spacer |
743 | Solder connection |
744 | Cordwood type |
746 | With specific dielectric material or layer |
747 | With locking means or device |
748 | Printed circuit board |
749 | Flexible board |
752 | With housing or chassis |
753 | Specific chassis or ground |
754 | With ejector means |
755 | Rotatable |
756 | Guiding means |
757 | With particular material |
758 | With spacer |
759 | With lock or interlock |
760 | Connection of components to board |
761 | Component within printed circuit board |
762 | With specific dielectric material or layer |
763 | Capacitor and electrical component |
764 | Integrated circuit |
765 | By direct coating of components on board |
767 | With mounting pad |
768 | Having leadless component |
769 | Having spring member |
770 | Having spacer |
771 | Having particular material |
772 | With specific lead configuration |
777 | By specific pattern on board |
780 | Different voltage layers |
781 | With switch |
782 | Having passive component |
783 | Having semiconductive device |
784 | Plural |
785 | With separable connector or socket means |
786 | Having key connection |
787 | Having spring member |
788 | Having backplane connection |
789 | Having flexible connector |
790 | Stacked |
791 | Multiple contact pins |
792 | Plural contiguous boards |
793 | Thick film component or material |
794 | Power, voltage, or current layer |
795 | Plural dielectric layers |
796 | With housing or chassis |
797 | Storage or file cabinet |
798 | With ejector or extractor |
799 | Grounding Construction or Detail |
800 | With Shielding Structure |
801 | Specific latching or retaining device |
802 | Specific alignment or guide means |
803 | Interconnection details |
804 | Spacer details |
805 | Matrix assembly |
807 | Component mounting or support means |
808 | Mounting pad |
809 | With discrete structure or support |
810 | Plural mounting or support |
811 | With passive components |
812 | With particular insulation |
813 | Lead frame |
814 | Radio type |
816 | Shielding |
819 | For relay |
820 | For semiconductor device |
821 | For capacitor and inductor |
822 | Contact banks |
823 | Terminal block |
825 | Support brackets |
826 | Wire distribution (e.g., harness, rack, etc.) |
829 | Frame |
833 | Fuse block |
835 | Fuse pullout device |
836 | For transformer |
837 | For switch or fuse |
500 | ELECTROLYTIC SYSTEMS OR DEVICES |
501 | Coulometer (i.e., electrochemical timer) |
502 | Double layer electrolytic capacitor |
503 | Liquid electrolytic capacitor |
504 | With significant electrolyte |
508 | Anode type electrode |
516 | Cathode type electrode (e.g., cathode casing) |
517 | Casing |
522 | Multiple capacitors |
523 | Solid electrolytic capacitor (e.g., dry electrolytic capacitor) |
524 | Dielectric |
525 | With significant electrolyte or semiconductor |
528 | Anode type electrode |
532 | Cathode type electrode |
534 | With protection means |
535 | Casing |
540 | With terminal |
541 | Multiple capacitors |
434 | Systems (e.g., plural cells, standby exciting voltage) |
435 | Current interruption type (e.g., circuit breaker, D.C.-to-pulse converters) |
436 | Rectifiers |
437 | MISCELLANEOUS |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. | ||
SAFETY AND PROTECTION OF SYSTEMS AND DEVICES (361/1) |
SAFETY AND PROTECTION OF SYSTEMS AND DEVICES (361/1) |
HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS (361/600) |
FOR102 | For electronic systems and devices (361/679) |
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