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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 209 | CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS |
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1 | MISCELLANEOUS |
2 | SPECIAL APPLICATIONS |
3 | PRECEDENT PREPARATION OF ITEMS OR MATERIALS TO FACILITATE SEPARATION |
3.1 | Sorting special items or sorting by methods and apparatus includible in subclasses 509 through 707 |
4 | Selective differentiation |
10 | TREATMENT SUBSEQUENT |
11 | WITH HEAT TREATMENT |
12.1 | PLURAL, DIVERSE SEPARATING OPERATIONS |
12.2 | Including electrostatic |
13 | Aqueous suspension, sifting, and stratifying |
14 | Mercurial adhesion, sifting, and stratifying |
19 | Gaseous suspension, sifting, and stratifying |
15 | Mercurial suspension or adhesion and fluid suspension |
17 | Aqueous suspension and sifting |
18 | Aqueous suspension and stratifying |
20 | Gaseous suspension and stratifying |
21 | Gaseous suspension and sifting |
22 | Coincident |
30 | Successive |
38 | Magnetic and sifting |
39 | Magnetic and fluid suspension |
40 | Magnetic and stratifying |
41 | Mercurial suspension and mercurial adhesion |
42 | Mercurial adhesion or suspension and sifting |
43 | Mercurial adhesion or suspension and stratifying |
44 | Sifting and stratifying |
44.1 | Including sorting of special items or sorting by methods or apparatus includible in subclasses 509 through 707 |
45 | ADHESION |
46 | With selective differentiation |
49 | Coated surface or mass |
127.1 | ELECTROSTATIC |
127.2 | With heating of particles |
127.3 | With vibrating trough charging of particles |
127.4 | Free fall type particle charging |
128 | Attracting and repelling |
129 | Attracting |
130 | Repelling |
131 | Stratifying |
509 | SORTING SPECIAL ITEMS, AND CERTAIN METHODS AND APPARATUS (E.G., POCKET TYPE AND LIGHT RESPONSIVE SORTING, ETC.) FOR SORTING ANY ITEMS |
510 | Sorting eggs or components thereof |
511 | Radiant energy sensing means controls separating means |
512 | By weight |
513 | Sensing egg weight and controlling separating means in accordance therewith |
514 | Orbiting or rotating carrier responsive to egg weight |
515 | Carrier tilted by means (e.g., trip, cam, etc.) adjacent travel path when depressed to particular elevation |
516 | Same eggs successively placed on means (e.g., balance beams, etc.) responsive to different weights |
517 | Sorting lumber, logs, pipes, rails, or like items |
522 | Sorting bottles, ampoules, jars, drinking vessels, or like ceramic or glass containers |
523 | Condition responsive means controls separating means |
524 | Sensing radiant energy reflected, absorbed, emitted, or obstructed by item or adjunct (e.g., label, cap, etc.) thereof |
525 | Sizing with visible light beam |
526 | Detecting internal flaw (e.g., air bubble, crack, etc.) in wall of item |
528 | Detecting flaw in, or absence or misplacement of, label on item |
529 | Sensing position, shape, or presence of closure |
530 | Sensor contacts item |
534 | Sorting paper money |
535 | Sorting cigarettes, cigars, or packages thereof |
536 | Sensing radiant energy reflected, absorbed, emitted, or obstructed by item or adjunct thereof |
537 | Fluid or vacuum sensing means controls separating means |
538 | Nonconveying driven means for turning item at separating or inspecting station to facilitate sorting |
539 | Traveling items shifted to form line, or into end or edge alignment, to facilitate inspection or separation |
540 | Traveling item turned to predetermined position |
541 | Plural orienting means |
542 | Reciprocable or pivotable orienting means |
543 | Fluid orienting means |
544 | Means orienting item moved by gravity |
545 | Driven orienting means |
546 | Signalling, indicating, or display means |
547 | Indicia associated with cards, file folders, or like coded items, or with sorting means therefor (including cards, per se, with edge coding) |
548 | Operation of apparatus stopped |
549 | Signal lamp or audible alarm |
550 | Indicating scale |
551 | Item counter |
552 | Condition responsive means controls separating means |
553 | Cards or sheets separated by rotatable suction drum |
554 | Sorting cards or sheets coded by perforation |
555 | Diverse |
556 | Diverse electrical tests |
557 | Including noncondition-responsive separating means |
558 | At single station |
559 | Means (e.g., information storing device, timer, delaying relay, etc.) delaying actuation of separating means |
567 | Magnetic test sensing property of item |
571 | Electrical test sensing property of item |
576 | Sensing radiant energy reflected, absorbed, emitted, or obstructed by item or adjunct thereof |
577 | Infrared, visible light, or ultraviolet |
578 | Ultraviolet |
579 | Laser |
580 | Color detection |
583 | Reading indicia |
585 | Mirror or prism in optical path |
586 | Sizing |
587 | Reflected from item |
588 | Transmitted through item |
589 | X-ray or gamma ray |
590 | Sonic or supersonic energy |
591 | Sensing by applying fluid or vacuum to item |
592 | Responsive to weight of item |
593 | Detecting movement of item support with electrical sensor |
596 | Pusher or deflector controls movement of item on separate support |
597 | Sensing position, shape, or presence of closure or end wall on container |
598 | Sensing contour of item having no missing parts |
599 | Sorting items according to susceptibility to deform (e.g., malleability, hardness, compressibility, etc.), rupture, or vibrate |
600 | Sensor contacts item |
606 | Separating means |
607 | Corn silk separator |
608 | Sorting items according to edge coding |
609 | Magnet attracts or repels item |
610 | Keyboard control |
611 | Cards, file folders, or like items sorted by means of necked-down notch thereon |
612 | Cards, file folders, or like items alternatively having notch or hole at particular location thereon |
613 | Sorting cards, file folders, or like items having coded sorting holes |
614 | Hand supported implements |
615 | Brush, flail, or rake used other than as one of opposed pair of gauge elements to separate, or to facilitate separation of, items |
617 | Item gripped between opposed elements |
619 | Gauge enters hole in item |
620 | Gauging passage between orbiting belts |
621 | Rotating or orbiting carrier having expandable gauging passage passing items of different size at different points along carrier travel path |
625 | Gauge with clearer other than continuous feeder |
626 | Spacing between gauge elements increased to free item |
627 | Rotatable or pivotable clearer |
628 | Stationary clearer |
629 | Diverse |
630 | Including means supporting items for manual sorting or allowing operator to control item destination |
631 | Including separation effected by items following different trajectories through space |
632 | Including separation effected by item of particular size passing through gauging passage between separate elements |
634 | Including separation effected by item of particular size passing through gauging aperture in wall (e.g., perforated panel, etc.) |
635 | Including separation effected by different items traveling in different directions while contacting a surface |
636 | Magnet attracts or repels item |
637 | Items thrown or falling through space strike surface and only some rebound |
638 | Items separate by following different trajectories through space |
639 | Fluid jet changes trajectory of item |
640 | Items thrown or falling through space strike surface and rebound with different trajectories |
641 | Takeoff ramp adjustable to different angular positions relative to horizontal plane |
642 | Thrower |
643 | Suction |
644 | Fluid jet |
645 | Sorting items by weight |
646 | Orbiting or rotating carrier responsive to item weight |
647 | Counterbalance on balance beam moved until beam tilts to item discharging position |
648 | Carrier tilted by means (e.g., trip, cam, etc.) adjacent travel path when depressed to particular elevation |
649 | Same items successively placed on means (e.g., balance beams, etc.) responsive to different weights |
650 | Item support swings about fixed horizontal axis to discharge at different vertically spaced points |
651 | Pusher moving item on separate surface |
655 | Gravity-type conveyor (e.g., chute, etc.) movable between different discharge positions |
656 | Movement of items along different paths controlled by passive deflector |
657 | Deflector movable into and out of path of item |
658 | Deflector spaced above conveying means to pass item of particular size thereunder |
659 | Sorting items by size |
660 | Item of particular size passed through gauging passage between separate elements |
661 | Gauging passage between stationary element (e.g., bar, slat, etc.) and orbiting belt |
662 | Gauging passage between stationary element (e.g., bar, slat, etc.) and roller |
663 | Gauging passage between orbiting belt and roller or wheel |
664 | Gauging passage between elements of rotating cage |
665 | Gauging passage between elements of orbiting belt |
666 | Item moves along curved gauging passage |
667 | Gauging passage between rotatable elements |
668 | Element adjustable to change width of gauging passage |
669 | Helical roller |
670 | Items move longitudinally of gauging passage varying in width along length thereof |
671 | Spindle or roller having projecting elements spaced circumferentially thereof |
672 | Spindle or roller having axially spaced, flat-sided circumferential elements (e.g., flanges, disks, wheels, etc.) projecting therefrom |
673 | Cylindrical rollers |
674 | Gauging passage between moving elements (e.g., vibrating bars, slats, etc.) |
675 | Gauging passage between stationary elements (e.g., bars, slats, etc.) |
680 | Item of particular size passed through gauging aperture in wall (e.g., perforated panel, etc.) |
681 | Aperture in orbiting belt |
682 | Aperture in chute or trough |
683 | Aperture in circumferential wall of hollow body (e.g., tube, etc.) rotatable about longitudinal axis thereof |
684 | Item of particular size or shape enters pocket |
688 | Means pierces, or enters preformed hole in, item |
689 | Items separate by traveling in different directions while contacting drumlike body (e.g., roller, hollow cylinder, etc.) turning about longitudinal axis thereof |
691 | Items separate by traveling in different directions while contacting same inclined surface of moving support |
695 | Items separate by traveling in different directions while contacting same horizontal surface of moving support |
696 | Items separate by traveling in different directions while contacting same inclined surface of static support |
698 | Means movable between horizontal item-supporting position and gravity discharge position |
699 | Sorting items according to susceptibility to deform (e.g., malleability, hardness, compressibility, etc.), rupture, or vibrate |
700 | Sorting items according to roughness or adhesiveness |
701 | Item turned while traveling |
702 | Manual sorting |
706 | Specific compartment of receptacle brought into alignment with feed means by operator |
707 | Items separated by tipping, rolling, or sliding off support under force of gravity |
132 | FLUID SUSPENSION |
133 | Gaseous |
134 | Horizontal current |
136 | Inclined current |
138 | Vertical current |
142 | Grading deposition |
143 | With deflection |
710 | Plural individual interconnected separation means having swirling currents |
711 | Fluidically induced, oppositely directed axial flows only (e.g., multiple cyclone arrangements, etc.) |
713 | Mechanically induced swirling |
715 | Fluidically induced, oppositely directed axial flows (e.g., reverse free-vortexes formed, cyclone, etc.) |
716 | Including auxiliary fluid |
717 | Including inlet characteristic (e.g., helix, spiral, volute, etc.) |
720 | Including specific underflow outlet feature (e.g., apex discharge, etc.) |
721 | Including specific overflow outlet feature (e.g., adjustable vortex finder, shape, size, etc.) |
722 | Fluidically induced unidirectional swirling (e.g., axial, radial, tangential separation, free-vortex, etc.) |
145 | Impetus and countercurrent |
146 | Feeding |
154 | Current control |
155 | Liquid |
156 | Horizontal current |
157 | Inclined current |
158 | Vertical current |
162 | Floating |
163 | Buoyant material |
172 | Gravity liquid |
172.5 | Suspension |
173 | Water or aqueous solution |
174 | Metallic (i.e., amalgamators) |
207 | Surface film tension |
208 | Grading deposition |
209 | Chronometric |
210 | With deflection |
724 | Including circularly flowing liquid separation agent |
725 | Rotational hydrodynamic extraction (e.g., unidirectional hydrocyclone, vortical, whirlpool, etc.) |
726 | Including condition responsive control |
727 | Including oppositely directed axial flows around evacuated core (e.g., hydrocyclone having reverse free-vortexes formed, etc.) |
728 | Plural individual interconnected, oppositely directed axial flow producing separation phases (e.g., system arrangements, multiple hydrocyclones, etc.) |
730 | Including auxiliary fluid (e.g., air or gas core, dilution water, elutriation liquid, etc.) |
731 | Adjacent or subsequent to underflow discharge (e.g., dilution water, elutriation liquid, sedimentation chamber, sump, etc.) |
732 | Including specific overflow discharge feature (e.g., adjustable vortex finder, shape, size, etc.) |
733 | Including specific underflow discharge feature (e.g., apex construction, secondary vortex chamber, etc.) |
734 | Including specific inlet feature (e.g., shape, size, etc.) |
MAGNETIC |
212 | Diamagnetic |
213 | Paramagnetic |
233 | SIFTING |
234 | Combined type |
235 | Special applications |
238 | With heating or cooling |
239 | With weighting |
240 | Feeding and discharging |
243 | Feeding |
254 | Distributers or spreaders |
255 | Discharging |
261 | Conveying |
268 | With liquid treatment |
274 | Concave and convex sifters |
Drum sifters |
Horizontal and inclined |
284 | Feeding or dischargingd |
287 | Reciprocating and rotating |
288 | Rotating |
300 | Stationary |
Vertical |
307 | Endless belt sifters |
Plane sifters |
Horizontal and inclined |
309 | Reciprocating and rotating |
Reciprocating |
310 | Distorting |
311 | Multiple |
320 | With agitators and conveyors |
325 | With horizontal and vertical shake |
With horizontal shake |
346 | With vertical shake |
350 | Rotating |
352 | Stationary |
359 | Vertical |
362 | Spiral sifters |
363 | Elements |
364 | Actuating |
365.1 | Reciprocating |
365.2 | Cam and linkage |
365.3 | With cushioning |
365.4 | Differential motion |
366 | Gyrating |
367 | Unbalanced weight |
368 | Magnetic |
369 | Rotating |
370 | Bins and casings |
379 | Clearers |
391 | Mesh closures |
392 | Dress |
Frames |
409 | Supports |
422 | STRATIFIERS |
With liquid treatment |
Movable bed |
Permeable |
428 | Belt |
Chutes and tables |
Receptacles |
Stationary bed |
With pneumatic treatment |
Movable bed |
Permeable |
470 | Belts |
471 | Chutes, tables, and receptacles |
473 | Drums |
Stationary bed |
477 | Chutes, tables, and receptacles |
478 | Magnetic |
Movable bed |
483 | Stationary bed |
484 | Elements |
CROSS-REFERENCE ART COLLECTIONS | ||
900 | SORTING FLAT-TYPE MAIL |
901 | FROTH FLOTATION; COPPER |
902 | FROTH FLOTATION; PHOSPHATE |
903 | FEEDER CONVEYOR HAVING OPPOSED GRIPPERS |
904 | FEEDER CONVEYOR HOLDING ITEM BY MAGNETIC ATTRACTION |
905 | FEEDER CONVEYOR HOLDING ITEM BY SUCTION |
906 | PNEUMATIC OR LIQUID STREAM FEEDING ITEM |
907 | MAGNETIC FEEDER |
908 | ITEM FED BY FREE FALL |
909 | ITEM HOLDING FEED MAGAZINE INSERTABLE IN SORTING APPARATUS |
910 | FEED HOPPER |
911 | FEED MEANS SUPPORTING OR GUIDING ITEM MOVING UNDER INFLUENCE OF GRAVITY |
912 | ENDLESS FEED CONVEYOR WITH MEANS FOR HOLDING EACH ITEM INDIVIDUALLY |
913 | SCREW FEED CONVEYOR |
914 | DIVERSE SEQUENTIAL FEEDING STEPS |
915 | CENTRIFUGAL FEEDER |
916 | RECIPROCATING PUSHER FEEDING ITEM |
917 | ENDLESS BELT PUSHER FEEDING ITEM |
918 | SWINGING OR ROTATING PUSHER FEEDING ITEM |
919 | ROTARY FEED CONVEYOR |
920 | VIBRATORY FEED CONVEYOR |
921 | RECIPROCATING OR OSCILLATING FEED CONVEYOR |
922 | MISCELLANEOUS FEED CONVEYORS |
923 | FEED THROUGH INCLUDING AT LEAST ONE ENDLESS CONVEYOR |
924 | GRAVITY CONVEYOR MOVING ITEM FROM SEPARATING STATION |
925 | DRIVEN OR FLUID CONVEYOR MOVING ITEM FROM SEPARATING STATION |
926 | SILVERWARE SORTER |
927 | COP SORTER |
928 | CONTAINER CLOSURE SORTER |
929 | FASTENER SORTER |
930 | MUNICIPAL SOLID WASTE SORTING |
931 | MATERIALS OF CONSTRUCTION |
932 | FLUID APPLIED TO ITEMS |
933 | ACCUMULATION RECEIVING SEPARATED ITEMS |
934 | MOVING ITEMS TO SORTING MEANS IN SPACED RELATION LENGTHWISE OF FEED PATH |
935 | AMBULANT |
936 | PLURAL ITEMS TESTED AS GROUP |
937 | LAUNDRY SORTING |
938 | ILLUMINATING MEANS FACILITATING VISUAL INSPECTION |
939 | VIDEO SCANNING |
940 | NONCONDITION-RESPONSIVE SORTING BY CONTOUR |
941 | ITEM CARRYING BRIDGE RAISABLE TO EXPOSE DISCHARGE OPENING |
942 | OPERATOR SELECTS DESTINATION OF ITEM |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
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