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Class 277 | SEAL FOR A JOINT OR JUNCTURE | |
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300 | PROCESS OF DYNAMIC SEALING |
301 | . (1 indent ) Close proximity seal (e.g., contactless, fluent, etc.) |
302 | .. (2 indent ) Magnetic |
303 | .. (2 indent ) Labyrinth |
304 | .. (2 indent ) Formed by pressurized sealing fluid introduced to form barrier |
305 | .. (2 indent ) Floating ring or bushing |
306 | . (1 indent ) Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) |
307 | .. (2 indent ) Formed by flexible projection |
308 | . (1 indent ) Contained or compressed by gland member in packing box |
309 | . (1 indent ) Peripheral radially sealing flexible projection (e.g., lip, piston cup seal, etc.) |
310 | . (1 indent ) Piston ring for internal combustion engine |
311 | . (1 indent ) Flexible ring |
312 | PROCESS OF STATIC SEALING |
313 | . (1 indent ) Between parts of internal combustion engine |
314 | . (1 indent ) Pipe, conduit, or cable |
315 | . (1 indent ) Using flexible sleeve, boot, or diaphragm |
316 | . (1 indent ) Forming in place (i.e., in situ) |
317 | SEAL COMBINED WITH INDICATOR, SAMPLER, OR INSPECTION FEATURE |
318 | . (1 indent ) Fluid pressure |
319 | . (1 indent ) Fluid temperature |
320 | . (1 indent ) Fluid leakage |
321 | . (1 indent ) Wear, proper seating, or presence |
322 | SEAL FOR WELL APPARATUS |
323 | . (1 indent ) Installation, removal, assembly, disassembly, or repair feature |
324 | . (1 indent ) For overpressure control device (e.g., seal for a blowout preventer, etc.) |
325 | .. (2 indent ) Segmented radially actuated (e.g., ram type, etc.) |
326 | .. (2 indent ) Rotatable |
327 | .. (2 indent ) Axially compressed ring |
328 | . (1 indent ) Longitudinally actuated packer for above ground apparatus |
329 | .. (2 indent ) Contained or compressed by gland member in packing box |
330 | ... (3 indent ) For line or cable |
331 | . (1 indent ) Inflatable packer |
332 | .. (2 indent ) Deforms radially inward |
333 | .. (2 indent ) And inflating medium control |
334 | .. (2 indent ) Particular wall structure |
335 | . (1 indent ) Axially facing packing cup |
336 | . (1 indent ) For below ground apparatus |
337 | .. (2 indent ) Longitudinally actuated packer |
338 | ... (3 indent ) Packing sleeve |
339 | .... (4 indent ) Expanded by wedging member |
340 | .... (4 indent ) Particular wall structure |
341 | ....• (5 indent ) Reinforcing feature |
342 | ... (3 indent ) Plural stacked rings |
343 | . (1 indent ) Seal (e.g., wiper, oil saver, stripper, etc.) accommodates irregular size of inner part |
344 | . (1 indent ) Segmented radially actuated packer (e.g., oil saver, gas saver, etc.) for above ground apparatus |
345 | SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) |
346 | . (1 indent ) Diverse and distinct dynamic seals |
347 | .. (2 indent ) Close proximity seal (e.g., contactless, fluent, etc.) |
348 | ... (3 indent ) And relatively rotatable radially extending contacting sealing members (e.g., face, mechanical, etc.) |
349 | .... (4 indent ) And circumferential peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
350 | ... (3 indent ) And circumferential contact seal |
351 | .... (4 indent ) Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
352 | .. (2 indent ) Relatively rotatable radially extending contacting sealing members (e.g., face, mechanical, etc.) |
353 | .. (2 indent ) And circumferential peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
354 | . (1 indent ) Helically threaded part |
355 | . (1 indent ) Brush seal |
356 | . (1 indent ) For journal box (e.g., railway car journal, etc.) |
357 | . (1 indent ) For rotary piston |
358 | . (1 indent ) Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) |
359 | .. (2 indent ) Temperature responsive feature |
360 | ... (3 indent ) Accommodates or prevents thermal distortion |
361 | .. (2 indent ) Multiple sealing faces (e.g., double seals, etc.) |
362 | ... (3 indent ) Floating intermediate sealing face member |
363 | .... (4 indent ) Including an outwardly axial biasing member |
364 | ... (3 indent ) Concentric and radially spaced |
365 | ... (3 indent ) Three or more |
366 | ... (3 indent ) Shaft mounted sealing face members biased axially away from each other |
367 | ... (3 indent ) Shaft mounted sealing face members biased axially towards each other |
368 | ... (3 indent ) Housing mounted sealing face members biased axially away from each other |
369 | ... (3 indent ) Housing mounted sealing face members biased axially towards each other |
370 | .. (2 indent ) Installation, removal, assembly, disassembly, or repair feature |
371 | ... (3 indent ) Unitized seal assembly (e.g., cartridge, etc.) |
372 | .... (4 indent ) Having rotation prevention (i.e., antirotation) feature for the sealing face member |
373 | ....• (5 indent ) Lug or rib |
374 | .... (4 indent ) Retains opposed sealing face members |
375 | .... (4 indent ) Mounted in housing or casing |
376 | ....• (5 indent ) Snap fit into groove |
377 | .. (2 indent ) Particular axial biasing feature |
378 | ... (3 indent ) Magnetic |
379 | ... (3 indent ) Particular spring feature |
380 | .... (4 indent ) Made of elastomeric material |
381 | ....• (5 indent ) Frustoconical shape |
382 | ....• (5 indent ) O-ring shape |
383 | .... (4 indent ) Imbedded in another material |
384 | .... (4 indent ) Washerlike shape |
385 | .... (4 indent ) Arrangement or location |
386 | ....• (5 indent ) Radially biasing member creates axial bias |
387 | ... (3 indent ) Fluid pressure |
388 | .... (4 indent ) Creates counter pressure |
389 | .... (4 indent ) And bellows or diaphragm |
390 | .. (2 indent ) Particular secondary mounting seal or driving connection |
391 | ... (3 indent ) Flexible sleeve, boot, or diaphragm |
392 | .... (4 indent ) Between sealing face member and shaft or part relating to shaft |
393 | .... (4 indent ) Particular connecting feature to sealing face member |
394 | ... (3 indent ) Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
395 | .... (4 indent ) U- or V-shaped cross-sectional profile |
396 | ... (3 indent ) Axially compressed packing |
397 | ... (3 indent ) Frictionally engaged or interfitting projection and recess |
398 | .. (2 indent ) Eccentric, gyratory, or oscillatory motion |
399 | .. (2 indent ) Particular sealing face member configuration |
400 | ... (3 indent ) Hydrodynamic feature |
401 | ... (3 indent ) Fluid passage to the sealing face |
402 | ... (3 indent ) Flexible projection (e.g., lip seal, etc.) |
403 | ... (3 indent ) Angled or tapered sealing face |
404 | .. (2 indent ) Made of particular material |
405 | ... (3 indent ) Ceramic |
406 | ... (3 indent ) Metal |
407 | ... (3 indent ) Elastomeric or plastic |
408 | .. (2 indent ) Introduction, circulation, or removal of fluid |
409 | . (1 indent ) Close proximity seal (e.g., contactless, fluent, etc.) |
410 | .. (2 indent ) Magnetic |
411 | .. (2 indent ) Gap or clearance |
412 | ... (3 indent ) Labyrinth |
413 | .... (4 indent ) Having adjustable member |
414 | .... (4 indent ) Formed by cellular pockets (e.g., honeycomb, etc.) |
415 | .... (4 indent ) Having wear resistant, abradable, or ablative member |
416 | .... (4 indent ) Segmented |
417 | .... (4 indent ) Formed by multiple washers |
418 | .... (4 indent ) Formed by plural grooves or projections on opposing surfaces |
419 | ....• (5 indent ) Interfitting or overlapping |
420 | ....•. (6 indent ) And axially oriented |
421 | .... (4 indent ) Having installation, removal, assembly, disassembly, or repair feature |
422 | ... (3 indent ) Floating ring or bushing |
423 | .. (2 indent ) Impeller (e.g., slinger, etc.) |
424 | ... (3 indent ) Rib or groove on radial extending surface |
425 | ... (3 indent ) And static sealing means affected by rotational movement |
426 | .... (4 indent ) Actuated by counterweight |
427 | ... (3 indent ) Forms centrifugal liquid barrier |
428 | .... (4 indent ) Having cup or chamber inside the impeller or another rotating member |
429 | ... (3 indent ) Fluid collector or receiver |
430 | ... (3 indent ) Helical groove or thread on axially extending surface |
431 | .. (2 indent ) Formed by pressurized sealing fluid introduced to form barrier |
432 | ... (3 indent ) External device or system |
433 | . (1 indent ) Centrifugal force affects change in displacement, shape, or contact |
434 | . (1 indent ) Piston ring or piston ring expander or seat therefor |
435 | .. (2 indent ) Having installation, removal assembly, disassembly, or repair feature |
436 | .. (2 indent ) Piston ring having peripheral radially sealing flexible projection (e.g., piston cup, etc.) |
437 | ... (3 indent ) Having particular mounting, retaining, or supporting feature |
438 | ... (3 indent ) Having C, U, or V cross-sectional profile |
439 | .... (4 indent ) Axially facing cup |
440 | .. (2 indent ) Piston ring surface of dissimilar material or hardness |
441 | ... (3 indent ) Insert |
442 | ... (3 indent ) Surface coating, plating, or impregnation |
443 | .... (4 indent ) Nitrided |
444 | .... (4 indent ) Chromium |
445 | .. (2 indent ) Rotation limiting feature (i.e., antirotation) |
446 | ... (3 indent ) Between rings |
447 | .. (2 indent ) Floating piston ring |
448 | ... (3 indent ) Material other than metal |
449 | .. (2 indent ) Particular piston seat |
450 | ... (3 indent ) Helical form |
451 | ... (3 indent ) Stepped walls |
452 | ... (3 indent ) Oblique wall |
453 | .... (4 indent ) More than one oblique wall |
454 | ....• (5 indent ) Having parallel walls |
455 | ... (3 indent ) Arcuate wall |
456 | ... (3 indent ) Coating, treatment, or wall insert |
457 | ... (3 indent ) Having passageway for fluid return, pressure relief, or venting |
458 | .. (2 indent ) Piston ring having single piece noncircular or multiturn (e.g., helical, spiral, oblong, elliptical, polygonal, etc.) shape |
459 | .. (2 indent ) Piston ring including exposed port, slot, pocket, groove, channel, recess, or bevel |
460 | ... (3 indent ) Circumferential groove, channel, recess, or bevel |
461 | .... (4 indent ) Axially spaced |
462 | ....• (5 indent ) Ports |
463 | .... (4 indent ) Ports |
464 | ... (3 indent ) Circumferentially spaced ports |
465 | ... (3 indent ) Circumferentially spaced slots, pockets, grooves, channels, recesses, or bevels |
466 | .. (2 indent ) Piston ring displays twisting or torsion |
467 | .. (2 indent ) Particular piston ring expander |
468 | ... (3 indent ) Separate and other than metal |
469 | ... (3 indent ) Bias limiting feature |
470 | ... (3 indent ) Adjustable loading feature |
471 | ... (3 indent ) Thermal expansion feature |
472 | ... (3 indent ) Annular expander nested in annular groove of the piston ring |
473 | .... (4 indent ) Between piston rings |
474 | .... (4 indent ) And contacting surfaces therebetween are complementary |
475 | ....• (5 indent ) Having more than one pair of such surfaces |
476 | .... (4 indent ) Inclined or beveled groove contacting expander having dissimilar contour |
477 | ... (3 indent ) Slotted or undulating circular band including inclined or axially facing seat for the piston ring |
478 | .... (4 indent ) Axially spaced axially facing seats |
479 | ....• (5 indent ) Circular band having radially displaced undulations |
480 | ....• (5 indent ) Circular band having axially displaced undulations |
481 | ....• (5 indent ) U-shaped circular band radially directed either inwardly or outwardly throughout its circumference |
482 | ... (3 indent ) Circumferentially spaced separately seated radially acting bias feature |
483 | .... (4 indent ) Disposed in socket or about pin |
484 | ... (3 indent ) Radially extending tongue formed from expander |
485 | ... (3 indent ) Undulating periphery providing axially extending face against inner perimeter of the piston ring |
486 | ... (3 indent ) Bias feature adjoining opposed ends of split or segmented piston ring |
487 | ... (3 indent ) Segmented |
488 | ... (3 indent ) For axially adjacent piston rings |
489 | .. (2 indent ) Sectional piston ring structure |
490 | ... (3 indent ) Eccentric or variable thickness component ring |
491 | ... (3 indent ) C, L, T, U, V, or Z cross-sectional profile |
492 | .... (4 indent ) Three or more sections |
493 | .. (2 indent ) Segmented piston ring |
494 | .. (2 indent ) Separate bridging piece for gap in piston ring |
495 | ... (3 indent ) Secured to end |
496 | .. (2 indent ) Split single piece piston ring having opposed asymmetrical mirrored ends |
497 | ... (3 indent ) Arcuate or beveled mating surfaces |
498 | .. (2 indent ) Split single piece piston ring having other than opposed asymmetrical mirrored ends |
499 | ... (3 indent ) Arcuate or beveled mating surfaces |
500 | . (1 indent ) Circumferential contact seal for other than piston |
501 | .. (2 indent ) And magnetic bias |
502 | .. (2 indent ) For valve stem in internal combustion engine |
503 | .. (2 indent ) Accommodates gyratory or oscillatory motion |
504 | ... (3 indent ) Flexible connection between seal and another part |
505 | ... (3 indent ) Oscillates perpendicularly to axis of motion |
506 | ... (3 indent ) Arcuate bearing surface |
507 | .... (4 indent ) Partially spherical |
508 | ... (3 indent ) Axially spring biased |
509 | .... (4 indent ) Coaxial spring |
510 | .. (2 indent ) Contained or compressed by gland member in packing box |
511 | ... (3 indent ) Having installation, removal, assembly, disassembly, or repair feature |
512 | ... (3 indent ) Fluid introducer or director |
513 | .... (4 indent ) External device or system |
514 | .... (4 indent ) Drain, pressure relief, or vent |
515 | .... (4 indent ) Passage through axial facing surface |
516 | .... (4 indent ) Spacer between seals (e.g., lantern ring, etc.) |
517 | .... (4 indent ) Between packing boxes |
518 | ... (3 indent ) Plural distinct packing boxes |
519 | ... (3 indent ) Segmented packing boxes |
520 | ... (3 indent ) Particular gland feature |
521 | .... (4 indent ) Segmented |
522 | .... (4 indent ) Spring bias |
523 | ....• (5 indent ) Disposed about external bolt or stud |
524 | .... (4 indent ) Eye or T-type bolt |
525 | .... (4 indent ) Internally threaded |
526 | .... (4 indent ) Externally threaded |
527 | ... (3 indent ) Wear sleeve |
528 | ... (3 indent ) Helically coiled packing |
529 | ... (3 indent ) Having particular cross-sectional seal profile |
530 | .... (4 indent ) C-, M-, U-, V-, X-, or Z-shaped |
531 | .... (4 indent ) Wedging surface |
532 | ....• (5 indent ) Made of elastomer or plastic |
533 | ....• (5 indent ) Segmented |
534 | ... (3 indent ) Particular seal material or construction |
535 | .... (4 indent ) Composite |
536 | ....• (5 indent ) Fibrous component |
537 | ....•. (6 indent ) Braided, woven, or twisted |
538 | ....• (5 indent ) Distinct sheath or covering |
539 | .... (4 indent ) Graphite |
540 | .... (4 indent ) Elastomer or plastic |
541 | .... (4 indent ) Metal |
542 | ... (3 indent ) Consisting of loose-fill type packing |
543 | .. (2 indent ) Segmented ring |
544 | ... (3 indent ) Having pressure balancing or radial bias reduction feature |
545 | ... (3 indent ) Radial biasing spring element other than nominal garter spring |
546 | ... (3 indent ) Particular segment end structure |
547 | .... (4 indent ) Interfitting projection and recess |
548 | ... (3 indent ) Plural complementary interfitting rings |
549 | .. (2 indent ) Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
550 | ... (3 indent ) Made of metal or is a scraper |
551 | ... (3 indent ) Having installation, removal, assembly, disassembly, or repair feature |
552 | ... (3 indent ) Having pressure relief or venting feature |
553 | ... (3 indent ) Bias feature other than nominal garter spring |
554 | .... (4 indent ) Embedded spring |
555 | .... (4 indent ) Radially extending finger spring |
556 | .... (4 indent ) Material other than metal |
557 | .... (4 indent ) Axially extending helical or spiral spring |
558 | .... (4 indent ) Particular fluid pressure responsive bias |
559 | ... (3 indent ) Hydrodynamic sealing feature |
560 | ... (3 indent ) Dimensional aspect of the flexible projection (e.g., angle, length, radius, thickness, etc.) |
561 | ... (3 indent ) Intermediate flexible bending portion |
562 | ... (3 indent ) Plural peripheral radially sealing flexible projections |
563 | .... (4 indent ) Having interposed fluid receiver or director |
564 | .... (4 indent ) Having insert between the flexible projections |
565 | .... (4 indent ) On radial facing side of single seal |
566 | ....• (5 indent ) Both radial sides of the single seal (e.g., X-shaped, Y-shaped, etc.) |
567 | ....• (5 indent ) Radially facing U or V cross-sectional profile |
568 | ....• (5 indent ) Including an excluder or wiper |
569 | ... (3 indent ) Lining or insert |
570 | ... (3 indent ) Made entirely of fluorocarbon material |
571 | ... (3 indent ) Wear sleeve |
572 | ... (3 indent ) Particular mounting, frame, casing, or reinforcement feature |
573 | .... (4 indent ) Peripheral mounting static seal |
574 | ....• (5 indent ) Protrusion or bead cross-sectional profile |
575 | .... (4 indent ) Secured by molding or bonding |
576 | .... (4 indent ) Secured by clamping |
577 | ....• (5 indent ) By distinct members |
578 | .. (2 indent ) Having circumferentially adjustable biasing element |
579 | .. (2 indent ) Having floating ring or bushing (i.e., circumferentially contacting) |
580 | ... (3 indent ) Radially translatable in groove |
581 | .... (4 indent ) And biased |
582 | ... (3 indent ) Made of elastomer or plastic |
583 | ... (3 indent ) Inflatable seal or seal biased by inflatable member |
584 | .. (2 indent ) Extrusion preventing (i.e., antiextrusion) structure |
585 | .. (2 indent ) Elongated sleeve or bushing |
586 | .. (2 indent ) Seated in groove having stepped walls |
587 | .. (2 indent ) Seated in groove having oblique wall |
589 | .. (2 indent ) Radially backed by resilient or elastomeric member |
590 | SEAL BETWEEN FIXED PARTS OR STATIC CONTACT AGAINST RELATIVELY MOVABLE PARTS |
591 | . (1 indent ) Contact seal between parts of internal combustion engine |
592 | .. (2 indent ) Particular coating or layer of sealing material |
593 | .. (2 indent ) Having compression limiting feature |
594 | .. (2 indent ) Particular dimensions or configuration of sealing bead or formation |
595 | ... (3 indent ) Metallic |
596 | ... (3 indent ) Elastomeric |
597 | .. (2 indent ) Heat dissipating, cooling, or insulating feature |
598 | .. (2 indent ) Having installation, removal, assembly, disassembly, or repair feature |
599 | .. (2 indent ) Having flow restrictor |
600 | .. (2 indent ) Covering member or eyelet for opening |
601 | ... (3 indent ) Covering fire ring or sealing formation |
602 | . (1 indent ) Contact seal for a pipe, conduit, or cable |
603 | .. (2 indent ) Plural interfitting seal members for installation on the individual joined pipes, conduits, or cables |
604 | .. (2 indent ) Allows rolling or folding |
605 | .. (2 indent ) Hollow, fluid-filled, or inflatable |
606 | .. (2 indent ) And wall |
607 | .. (2 indent ) Sleeve type |
608 | .. (2 indent ) Inserted between end-to-end pipe, conduit, or cable joint |
609 | ... (3 indent ) Having installation, removal, assembly, disassembly, or repair feature |
610 | ... (3 indent ) Spirally wound structure |
611 | ... (3 indent ) Extrusion preventing (i.e., antiextrusion) or compression limiting feature |
612 | ... (3 indent ) Having plural projections |
613 | ... (3 indent ) Hose coupling |
614 | ... (3 indent ) Each end has recess for the seal |
615 | .. (2 indent ) Having axially spaced projections |
616 | .. (2 indent ) Having associated mounting or retaining feature |
617 | ... (3 indent ) Molded or cast into the pipe, conduit, or cable |
618 | ... (3 indent ) Axially related or embedded coil spring |
619 | ... (3 indent ) Axially related backing ring |
620 | .... (4 indent ) Clamping gland |
621 | ....• (5 indent ) Particular axially acting feature |
622 | ....•. (6 indent ) Threaded gland |
623 | ....• (5 indent ) Particular gland shape |
624 | .... (4 indent ) And seal secure together |
625 | ... (3 indent ) Particular and located on the pipe, conduit, or cable |
626 | .. (2 indent ) Particular seal shape |
627 | .. (2 indent ) Particular seal material or construction |
628 | . (1 indent ) Contact seal for other than internal combustion engine, or pipe, conduit, or cable |
629 | .. (2 indent ) Magnetic |
630 | .. (2 indent ) Having installation, removal, assembly, disassembly, or repair feature |
631 | .. (2 indent ) Split including end joining structure |
632 | .. (2 indent ) Segmented periphery |
633 | .. (2 indent ) Spirally wound structure |
634 | .. (2 indent ) Flexible sleeve, boot, or diaphragm |
635 | ... (3 indent ) Dome-, cup-, or bell-shaped, or for ball joint |
636 | ... (3 indent ) Tubular or frustoconical shape having corrugated wall portion |
637 | .. (2 indent ) Having particular associated mounting or retaining feature |
638 | ... (3 indent ) Extrusion preventing (i.e., antiextrusion) structure |
639 | ... (3 indent ) Compression limiting feature |
640 | ... (3 indent ) Anchoring feature extending through seal |
641 | ... (3 indent ) Groove structure on the seal or part |
642 | .... (4 indent ) Channel-shaped |
643 | .... (4 indent ) Single seat formed by plural recesses |
644 | .. (2 indent ) Particular cross-sectional seal profile |
645 | ... (3 indent ) Hollow or filled chamber |
646 | .... (4 indent ) Inflatable |
647 | ... (3 indent ) C-, U-, or V-shaped |
648 | ... (3 indent ) Plural projections along sealing surface |
649 | .... (4 indent ) Plural projections along opposite sealing surfaces |
650 | .. (2 indent ) Particular sealing material or construction |
651 | ... (3 indent ) Embedded reinforcement |
652 | ... (3 indent ) Distinct sheath or covering |
653 | .... (4 indent ) Metal |
654 | ... (3 indent ) Plural layers |
CROSS-REFERENCE ART COLLECTIONS | |||
902 | SEAL FOR STERLING ENGINE |
903 | SEAL FOR ROTATING KILN OR DRUM |
904 | VISCOUS SEAL |
905 | T-SHAPED OR I-SHAPED RING MEMBER INCLUDING SEAL ON A SIDE |
906 | SEAL FOR ARTICLE OF INDEFINITE LENGTH (E.G., STRIP, SHEET, ETC.) |
907 | PASSAGEWAY IN ROD OR SHAFT |
908 | SEAL FOR USE IN ROTATING AND RECIPROCATING ARRANGEMENT |
909 | SIMILAR SEALING STRUCTURES FOR MOUNTING ON PISTON AND ABOUT ROD |
910 | O-RING SEAL |
911 | SEAL COMBINED WITH NOMINAL MOTION TRANSMITTING DEVICE |
912 | . (1 indent ) Spline connection |
913 | SEAL FOR FLUID PRESSURE BELOW ATMOSPHERIC (E.G., VACUUM, ETC.) |
914 | BACKUP SEAL FOR FAILURE OF PRIMARY SEAL |
915 | SEAL INCLUDING COMPRESSION SET FEATURE |
916 | SEAL INCLUDING VIBRATION DAMPENING FEATURE |
917 | SEAL INCLUDING FRANGIBLE FEATURE |
918 | SEAL COMBINED WITH FILTER OR FLUID SEPARATOR |
919 | SEAL INCLUDING ELECTRICAL FEATURE |
920 | SEAL INCLUDING ELECTROMAGNETIC SHIELDING FEATURE |
921 | CLOSURE OR WEATHER STRIP SEAL |
922 | BONDING OR JOINING FOR MANUFACTURE OF SEAL |
923 | . (1 indent ) Shrink-fitting for the assembly of seal |
924 | DEFORMATION, MATERIAL REMOVAL, OR MOLDING FOR MANUFACTURE OF SEAL |
925 | SNAP FIT FEATURE FOR MOUNTING OR ASSEMBLY OF SEAL |
926 | SEAL INCLUDING FLUID PRESSURE EQUALIZING OR BALANCING FEATURE |
927 | SEAL INCLUDING FLUID PRESSURE DIFFERENTIAL FEATURE |
928 | SEAL INCLUDING PRESSURE RELIEF OR VENT FEATURE |
929 | SEAL FEATURE WHERE CHANGE IN OPERATION OR CONDITION INDUCES ADDITIONAL LEAKAGE CONTROL |
930 | SEAL INCLUDING HEATING OR COOLING FEATURE |
931 | SEAL INCLUDING TEMPERATURE RESPONSIVE FEATURE |
932 | . (1 indent ) Bi-metallic |
933 | . (1 indent ) Chemical reaction or physical change of state |
934 | SEAL SWELLS WHEN WET |
935 | SEAL MADE OF A PARTICULAR MATERIAL |
936 | . (1 indent ) Composite |
937 | .. (2 indent ) Glass particles or filament |
938 | .. (2 indent ) Carbon or graphite particle or filament |
939 | . (1 indent ) Containing metal |
940 | .. (2 indent ) Alloy |
941 | .. (2 indent ) Aluminum or copper |
942 | .. (2 indent ) Silver or gold |
943 | . (1 indent ) Ceramic or glass |
944 | . (1 indent ) Elastomer or plastic |
945 | .. (2 indent ) Containing fluorine |
946 | ... (3 indent ) PTFE "TEFLON" |
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. |
FOR100 | RADIALLY CONTAINED PACKING WITH AXIALLY ACTING FOLLOWER (277/102) |
FOR101 | . (1 indent ) Piston (277/103) |
FOR102 | . (1 indent ) Sectional follower (277/104) |
FOR103 | . (1 indent ) Bolted flange (277/105) |
FOR104 | .. (2 indent ) Spring biased flange (277/106) |
FOR105 | . (1 indent ) With operating handle (277/107) |
FOR106 | . (1 indent ) With tool engaging means (277/108) |
FOR107 | . (1 indent ) Weight actuated (277/109) |
FOR108 | . (1 indent ) Screw thimble (277/110) |
FOR109 | .. (2 indent ) With locking means (277/111) |
FOR110 | . (1 indent ) Screw (277/112) |
FOR111 | . (1 indent ) With operating mechanism (277/113) |
FOR112 | . (1 indent ) Unidirectional movement (277/114) |
FOR113 | . (1 indent ) Tapered follower or box (277/115) |
FOR114 | .. (2 indent ) Arcuate (277/116) |
FOR115 | . (1 indent ) Axially related backup member raidally actuated by movement of follower (277/116.2) |
FOR116 | . (1 indent ) Telescoping actuator (277/116.4) |
FOR117 | .. (2 indent ) With inserted sleeve expander (277/116.6) |
FOR118 | .. (2 indent ) Deflected packing (277/116.8) |
FOR119 | . (1 indent ) Wedging surfaces (277/117) |
FOR120 | .. (2 indent ) Internal shell (277/118) |
FOR121 | .. (2 indent ) Split or segmental packing (277/119) |
FOR122 | ... (3 indent ) Expanding and contracting (277/120) |
FOR123 | .... (4 indent ) Elastomeric (277/121) |
FOR124 | ... (3 indent ) Contracting (277/122) |
FOR125 | . (1 indent ) Plural packing elements (277/123) |
FOR126 | .. (2 indent ) Nested (277/124) |
FOR127 | .. (2 indent ) Diverse (277/125) |
FOR128 | EXTERNALLY OPERATED ADJUSTMENT (277/126) |
FOR129 | . (1 indent ) Fluid motor (277/127) |
FOR130 | . (1 indent ) Circumferential band (277/128) |
FOR131 | . (1 indent ) Acting along radius (277/129) |
FOR132 | LATERAL ACCESS TO PACKING BOX (277/130) |
FOR133 | . (1 indent ) With distinct closure (277/131) |
FOR134 | .. (2 indent ) Packing attached (277/132) |
FOR135 | IMPELLER TYPE (277/133) |
FOR136 | . (1 indent ) Axially acting(277/134) |
FOR137 | LIQUID BARRIER (277/135) |
FOR138 | WITH ANTIROTATION KEY OR ANCHOR (277/136) |
FOR139 | . (1 indent ) Radial wall(277/137) |
FOR140 | WITH DISTINCT RADIALLY ACTING BIAS(277/138) |
FOR141 | . (1 indent ) Unitary packing spacer and bias means (277/139) |
FOR142 | .. (2 indent ) U-section (277/140) |
FOR143 | . (1 indent ) Common bias for axially spaced packings (277/141) |
FOR144 | . (1 indent ) With axially acting bias means (277/142) |
FOR145 | . (1 indent ) With axially component (277/143) |
FOR146 | .. (2 indent ) Complementary inclined surfaces (277/144) |
FOR147 | ... (3 indent ) Transversely symmetrical (277/145) |
FOR148 | . (1 indent ) With bias restrainer (277/146) |
FOR149 | . (1 indent ) With adjustable loading means (277/147) |
FOR150 | . (1 indent ) Individually biased segments (277/148) |
FOR151 | . (1 indent ) Circumferentially spaced radially acting springs (277/149) |
FOR152 | .. (2 indent ) With radial pin or socket (277/150) |
FOR153 | . (1 indent ) Circumferential thrust (277/151) |
FOR154 | . (1 indent ) Axial lip or boss (277/152) |
FOR155 | .. (2 indent ) Exposed coil spring (277/153) |
FOR156 | . (1 indent ) Interfitted segments (277/154) |
FOR157 | . (1 indent ) With bridging segments (277/155) |
FOR158 | . (1 indent ) Break joint (277/156) |
FOR159 | . (1 indent ) Periphery engaging spring (277/157) |
FOR160 | .. (2 indent ) Incompatible shapes (277/158) |
FOR161 | ... (3 indent ) Radially extending tongues (277/159) |
FOR162 | ... (3 indent ) Wave or undulate (277/160) |
FOR163 | ... (3 indent ) Polygonal (277/161) |
FOR164 | .. (2 indent ) Open-end (277/162) |
FOR165 | .. (2 indent ) Spiral (277/163) |
FOR166 | . (1 indent ) Embedded or enclosed spring (277/164) |
FOR167 | . (1 indent ) Nonmetallic (277/165) |
FOR168 | ANCHOR EXTENDING THROUGH OR INTERFITTED WITH PACKING (277/166) |
FOR169 | HELICAL SEAT (277/167) |
FOR170 | SERIALLY ARRANGED, SEPARATELY SEATED OR ANCHORED PACKING MEMBERS (277/167.3) |
FOR171 | SINGLE SEAT FORMED BY OPPOSED RECESSES IN PLURAL MEMBERS (277/167.5) |
FOR172 | LATITUDINALLY STEPPED OR TAPERED SEAT (277/168) |
FOR173 | . (1 indent ) Arcuate wall (277/169) |
FOR174 | . (1 indent ) Oblique wall (277/170) |
FOR175 | .. (2 indent ) Plural (277/171) |
FOR176 | ... (3 indent ) Parallel (277/172) |
FOR177 | FLOATING PACKING MEMBER (277/173) |
FOR178 | . (1 indent ) Radially translatable (277/174) |
FOR179 | .. (2 indent ) Axially spring pressed (277/175) |
FOR180 | . (1 indent ) Additional member (277/176) |
FOR181 | . (1 indent ) Elastomeric (277/177) |
FOR182 | INTERFITTING WITH RADIALLY PROJECTING FLANGE (277/178) |
FOR183 | EMBEDDED REENFORCEMENT OPPOSING TAPERED MOUNTED SURFACE (277/179) |
FOR184 | WITH COMPRESSION STOP (277/180) |
FOR185 | PACKING ATTACHED RETAINER (277/181) |
FOR186 | . (1 indent ) Peripheral shell (277/182) |
FOR187 | .. (2 indent ) With radial mounting flange (277/183) |
FOR188 | .. (2 indent ) Channel-shaped (277/184) |
FOR189 | . (1 indent ) Plural at axially opposed ends (277/185) |
FOR190 | . (1 indent ) Resilient (277/186) |
FOR191 | PACKING CHAMBER OR SEAT WITH SEPARABLE END WALL (277/187) |
FOR192 | WITH AXIALLY RELATED BACKING OR RETAINING MEMBER (277/188 R) |
FOR193 | . (1 indent ) With anti-extrusion rings (277/188 A) |
FOR194 | WITH ANCHOR OR RETAINER (277/189) |
FOR195 | COMPOSITE SEAT (277/189.5) |
FOR196 | WEDGING PORTIONS (277/190) |
FOR197 | . (1 indent ) Enclosed (277/191) |
FOR198 | SEGMENTAL (277/192) |
FOR199 | . (1 indent ) Axially related segments (277/193) |
FOR200 | .. (2 indent ) L-shaped (277/194) |
FOR201 | .. (2 indent ) With radially related segment (277/195) |
FOR202 | .. (2 indent ) Coiled or corrugated segment (277/196) |
FOR203 | .. (2 indent ) Diametrically opposed splits (277/197) |
FOR204 | . (1 indent ) Concentric segments (277/198) |
FOR205 | . (1 indent ) Interfitting segments (277/199) |
FOR206 | AXIALLY SPACED FLANGES WITH CORRUGATED CONNECTING WEB (277/200) |
FOR207 | ANNULUS WITH DUCT OR PASSAGEWAY (277/201) |
FOR208 | . (1 indent ) Elongated (277/202) |
FOR209 | HELICAL (277/203) |
FOR210 | VOLUTE (277/204) |
FOR211 | FLEXIBLE U- OR V-CUP (277/205) |
FOR212 | . (1 indent ) Radially facing (277/206 R) |
FOR213 | .. (2 indent ) X-shape (277/206 A) |
FOR214 | RIBBED CONTACT SURFACE (277/207 R) |
FOR215 | . (1 indent ) Axially spaced (277/208) |
FOR216 | .. (2 indent ) Opposite surfaces (277/209) |
FOR217 | ... (3 indent ) Line contact (277/210) |
FOR218 | . (1 indent ) Opposite surfaces (277/211) |
FOR219 | . (1 indent ) Pipe joints or connections (277/207 A) |
FOR220 | FLEXIBLE CUP OR FLANGE TYP(277/212R) |
FOR221 | . (1 indent ) Flexible cup type (277/212 C) |
FOR222 | . (1 indent ) Flange (277/212 F) |
FOR223 | . (1 indent ) Flexible boot (277/212 FB) |
FOR224 | CORRUGATED CONTACT SURFACE (277/213) |
FOR225 | CIRCUMFERENTIAL GROOVE IN PERIPHERAL SURFACE (277/214) |
FOR226 | WITH SPACED POCKETS, GROOVES, OR RECESSES (277/215) |
FOR227 | SPLIT ANNULUS (227/216) |
FOR228 | . (1 indent ) Variable radius (277/217) |
FOR229 | . (1 indent ) With separate gap or bridging piece (277/218) |
FOR230 | .. (2 indent ) End secured (277/219) |
FOR231 | . (1 indent ) With joining structure (277/220) |
FOR232 | .. (2 indent ) End-to-end tongue and slot (277/221) |
FOR233 | .. (2 indent ) Beveled or arcuate mating surfaces (277/222) |
FOR234 | . (1 indent ) With insert (277/223) |
FOR235 | .. (2 indent ) Hard material (277/224) |
FOR236 | WITH INTERMEDIATE RADIAL PERIPHERAL FLANGE (277/225) |
FOR237 | FLUENT OR VACUUM CORE (277/226) |
FOR238 | COMPOSITE (277/227) |
FOR239 | . (1 indent ) Elastomeric core (277/228) |
FOR240 | . (1 indent ) Distinct sheath (277/229) |
FOR241 | .. (2 indent ) Woven or braided strands (277/230) |
FOR242 | . (1 indent ) Reentrant contact surface (277/231) |
FOR243 | .. (2 indent ) Enclosing plural plies (277/232) |
FOR244 | . (1 indent ) Plural planar or conical plies (277/233) |
FOR245 | .. (2 indent ) Metal faced (277/234) |
FOR246 | . (1 indent ) Including metal (277/235 R) |
FOR247 | .. (2 indent ) Planar coating (277/235 A) |
FOR248 | .. (2 indent ) Engine gasket (277/235 B) |
FOR249 | METALLIC (277/236) |
FOR250 | MISCELLANEOUS (277/237 R) |
FOR251 | . (1 indent ) Dust guard (277/237 A) |
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