Subclass |
| Title |
ClassTitle
|
| ===>
SEAL FOR A JOINT OR JUNCTURE
|
| | |
300 | ![[Patents]](../gifs/ps.gif) | PROCESS OF DYNAMIC SEALING |
301 | ![[Patents]](../gifs/ps.gif) | . Close proximity seal (e.g., contactless, fluent, etc.) |
302 | ![[Patents]](../gifs/ps.gif) | . . Magnetic |
303 | ![[Patents]](../gifs/ps.gif) | . . Labyrinth |
304 | ![[Patents]](../gifs/ps.gif) | . . Formed by pressurized sealing fluid introduced to form barrier |
305 | ![[Patents]](../gifs/ps.gif) | . . Floating ring or bushing |
306 | ![[Patents]](../gifs/ps.gif) | . Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) |
307 | ![[Patents]](../gifs/ps.gif) | . . Formed by flexible projection |
308 | ![[Patents]](../gifs/ps.gif) | . Contained or compressed by gland member in packing box |
309 | ![[Patents]](../gifs/ps.gif) | . Peripheral radially sealing flexible projection (e.g., lip, piston cup seal, etc.) |
310 | ![[Patents]](../gifs/ps.gif) | . Piston ring for internal combustion engine |
311 | ![[Patents]](../gifs/ps.gif) | . Flexible ring |
312 | ![[Patents]](../gifs/ps.gif) | PROCESS OF STATIC SEALING |
313 | ![[Patents]](../gifs/ps.gif) | . Between parts of internal combustion engine |
314 | ![[Patents]](../gifs/ps.gif) | . Pipe, conduit, or cable |
315 | ![[Patents]](../gifs/ps.gif) | . Using flexible sleeve, boot, or diaphragm |
316 | ![[Patents]](../gifs/ps.gif) | . Forming in place (i.e., in situ) |
317 | ![[Patents]](../gifs/ps.gif) | SEAL COMBINED WITH INDICATOR, SAMPLER, OR INSPECTION FEATURE |
318 | ![[Patents]](../gifs/ps.gif) | . Fluid pressure |
319 | ![[Patents]](../gifs/ps.gif) | . Fluid temperature |
320 | ![[Patents]](../gifs/ps.gif) | . Fluid leakage |
321 | ![[Patents]](../gifs/ps.gif) | . Wear, proper seating, or presence |
322 | ![[Patents]](../gifs/ps.gif) | SEAL FOR WELL APPARATUS |
323 | ![[Patents]](../gifs/ps.gif) | . Installation, removal, assembly, disassembly, or repair feature |
324 | ![[Patents]](../gifs/ps.gif) | . For overpressure control device (e.g., seal for a blowout preventer, etc.) |
325 | ![[Patents]](../gifs/ps.gif) | . . Segmented radially actuated (e.g., ram type, etc.) |
326 | ![[Patents]](../gifs/ps.gif) | . . Rotatable |
327 | ![[Patents]](../gifs/ps.gif) | . . Axially compressed ring |
328 | ![[Patents]](../gifs/ps.gif) | . Longitudinally actuated packer for above ground apparatus |
329 | ![[Patents]](../gifs/ps.gif) | . . Contained or compressed by gland member in packing box |
330 | ![[Patents]](../gifs/ps.gif) | . . . For line or cable |
331 | ![[Patents]](../gifs/ps.gif) | . Inflatable packer |
332 | ![[Patents]](../gifs/ps.gif) | . . Deforms radially inward |
333 | ![[Patents]](../gifs/ps.gif) | . . And inflating medium control |
334 | ![[Patents]](../gifs/ps.gif) | . . Particular wall structure |
335 | ![[Patents]](../gifs/ps.gif) | . Axially facing packing cup |
336 | ![[Patents]](../gifs/ps.gif) | . For below ground apparatus |
337 | ![[Patents]](../gifs/ps.gif) | . . Longitudinally actuated packer |
338 | ![[Patents]](../gifs/ps.gif) | . . . Packing sleeve |
339 | ![[Patents]](../gifs/ps.gif) | . . . . Expanded by wedging member |
340 | ![[Patents]](../gifs/ps.gif) | . . . . Particular wall structure |
341 | ![[Patents]](../gifs/ps.gif) | . . . . . Reinforcing feature |
342 | ![[Patents]](../gifs/ps.gif) | . . . Plural stacked rings |
343 | ![[Patents]](../gifs/ps.gif) | . Seal (e.g., wiper, oil saver, stripper, etc.) accommodates irregular size of inner part |
344 | ![[Patents]](../gifs/ps.gif) | . Segmented radially actuated packer (e.g., oil saver, gas saver, etc.) for above ground apparatus |
345 | ![[Patents]](../gifs/ps.gif) | SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) |
346 | ![[Patents]](../gifs/ps.gif) | . Diverse and distinct dynamic seals |
347 | ![[Patents]](../gifs/ps.gif) | . . Close proximity seal (e.g., contactless, fluent, etc.) |
348 | ![[Patents]](../gifs/ps.gif) | . . . And relatively rotatable radially extending contacting sealing members (e.g., face, mechanical, etc.) |
349 | ![[Patents]](../gifs/ps.gif) | . . . . And circumferential peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
350 | ![[Patents]](../gifs/ps.gif) | . . . And circumferential contact seal |
351 | ![[Patents]](../gifs/ps.gif) | . . . . Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
352 | ![[Patents]](../gifs/ps.gif) | . . Relatively rotatable radially extending contacting sealing members (e.g., face, mechanical, etc.) |
353 | ![[Patents]](../gifs/ps.gif) | . . And circumferential peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
354 | ![[Patents]](../gifs/ps.gif) | . Helically threaded part |
355 | ![[Patents]](../gifs/ps.gif) | . Brush seal |
356 | ![[Patents]](../gifs/ps.gif) | . For journal box (e.g., railway car journal, etc.) |
357 | ![[Patents]](../gifs/ps.gif) | . For rotary piston |
358 | ![[Patents]](../gifs/ps.gif) | . Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) |
359 | ![[Patents]](../gifs/ps.gif) | . . Temperature responsive feature |
360 | ![[Patents]](../gifs/ps.gif) | . . . Accommodates or prevents thermal distortion |
361 | ![[Patents]](../gifs/ps.gif) | . . Multiple sealing faces (e.g., double seals, etc.) |
362 | ![[Patents]](../gifs/ps.gif) | . . . Floating intermediate sealing face member |
363 | ![[Patents]](../gifs/ps.gif) | . . . . Including an outwardly axial biasing member |
364 | ![[Patents]](../gifs/ps.gif) | . . . Concentric and radially spaced |
365 | ![[Patents]](../gifs/ps.gif) | . . . Three or more |
366 | ![[Patents]](../gifs/ps.gif) | . . . Shaft mounted sealing face members biased axially away from each other |
367 | ![[Patents]](../gifs/ps.gif) | . . . Shaft mounted sealing face members biased axially towards each other |
368 | ![[Patents]](../gifs/ps.gif) | . . . Housing mounted sealing face members biased axially away from each other |
369 | ![[Patents]](../gifs/ps.gif) | . . . Housing mounted sealing face members biased axially towards each other |
370 | ![[Patents]](../gifs/ps.gif) | . . Installation, removal, assembly, disassembly, or repair feature |
371 | ![[Patents]](../gifs/ps.gif) | . . . Unitized seal assembly (e.g., cartridge, etc.) |
372 | ![[Patents]](../gifs/ps.gif) | . . . . Having rotation prevention (i.e., antirotation) feature for the sealing face member |
373 | ![[Patents]](../gifs/ps.gif) | . . . . . Lug or rib |
374 | ![[Patents]](../gifs/ps.gif) | . . . . Retains opposed sealing face members |
375 | ![[Patents]](../gifs/ps.gif) | . . . . Mounted in housing or casing |
376 | ![[Patents]](../gifs/ps.gif) | . . . . . Snap fit into groove |
377 | ![[Patents]](../gifs/ps.gif) | . . Particular axial biasing feature |
378 | ![[Patents]](../gifs/ps.gif) | . . . Magnetic |
379 | ![[Patents]](../gifs/ps.gif) | . . . Particular spring feature |
380 | ![[Patents]](../gifs/ps.gif) | . . . . Made of elastomeric material |
381 | ![[Patents]](../gifs/ps.gif) | . . . . . Frustoconical shape |
382 | ![[Patents]](../gifs/ps.gif) | . . . . . O-ring shape |
383 | ![[Patents]](../gifs/ps.gif) | . . . . Imbedded in another material |
384 | ![[Patents]](../gifs/ps.gif) | . . . . Washerlike shape |
385 | ![[Patents]](../gifs/ps.gif) | . . . . Arrangement or location |
386 | ![[Patents]](../gifs/ps.gif) | . . . . . Radially biasing member creates axial bias |
387 | ![[Patents]](../gifs/ps.gif) | . . . Fluid pressure |
388 | ![[Patents]](../gifs/ps.gif) | . . . . Creates counter pressure |
389 | ![[Patents]](../gifs/ps.gif) | . . . . And bellows or diaphragm |
390 | ![[Patents]](../gifs/ps.gif) | . . Particular secondary mounting seal or driving connection |
391 | ![[Patents]](../gifs/ps.gif) | . . . Flexible sleeve, boot, or diaphragm |
392 | ![[Patents]](../gifs/ps.gif) | . . . . Between sealing face member and shaft or part relating to shaft |
393 | ![[Patents]](../gifs/ps.gif) | . . . . Particular connecting feature to sealing face member |
394 | ![[Patents]](../gifs/ps.gif) | . . . Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
395 | ![[Patents]](../gifs/ps.gif) | . . . . U- or V-shaped cross-sectional profile |
396 | ![[Patents]](../gifs/ps.gif) | . . . Axially compressed packing |
397 | ![[Patents]](../gifs/ps.gif) | . . . Frictionally engaged or interfitting projection and recess |
398 | ![[Patents]](../gifs/ps.gif) | . . Eccentric, gyratory, or oscillatory motion |
399 | ![[Patents]](../gifs/ps.gif) | . . Particular sealing face member configuration |
400 | ![[Patents]](../gifs/ps.gif) | . . . Hydrodynamic feature |
401 | ![[Patents]](../gifs/ps.gif) | . . . Fluid passage to the sealing face |
402 | ![[Patents]](../gifs/ps.gif) | . . . Flexible projection (e.g., lip seal, etc.) |
403 | ![[Patents]](../gifs/ps.gif) | . . . Angled or tapered sealing face |
404 | ![[Patents]](../gifs/ps.gif) | . . Made of particular material |
405 | ![[Patents]](../gifs/ps.gif) | . . . Ceramic |
406 | ![[Patents]](../gifs/ps.gif) | . . . Metal |
407 | ![[Patents]](../gifs/ps.gif) | . . . Elastomeric or plastic |
408 | ![[Patents]](../gifs/ps.gif) | . . Introduction, circulation, or removal of fluid |
409 | ![[Patents]](../gifs/ps.gif) | . Close proximity seal (e.g., contactless, fluent, etc.) |
410 | ![[Patents]](../gifs/ps.gif) | . . Magnetic |
411 | ![[Patents]](../gifs/ps.gif) | . . Gap or clearance |
412 | ![[Patents]](../gifs/ps.gif) | . . . Labyrinth |
413 | ![[Patents]](../gifs/ps.gif) | . . . . Having adjustable member |
414 | ![[Patents]](../gifs/ps.gif) | . . . . Formed by cellular pockets (e.g., honeycomb, etc.) |
415 | ![[Patents]](../gifs/ps.gif) | . . . . Having wear resistant, abradable, or ablative member |
416 | ![[Patents]](../gifs/ps.gif) | . . . . Segmented |
417 | ![[Patents]](../gifs/ps.gif) | . . . . Formed by multiple washers |
418 | ![[Patents]](../gifs/ps.gif) | . . . . Formed by plural grooves or projections on opposing surfaces |
419 | ![[Patents]](../gifs/ps.gif) | . . . . . Interfitting or overlapping |
420 | ![[Patents]](../gifs/ps.gif) | . . . . . . And axially oriented |
421 | ![[Patents]](../gifs/ps.gif) | . . . . Having installation, removal, assembly, disassembly, or repair feature |
422 | ![[Patents]](../gifs/ps.gif) | . . . Floating ring or bushing |
423 | ![[Patents]](../gifs/ps.gif) | . . Impeller (e.g., slinger, etc.) |
424 | ![[Patents]](../gifs/ps.gif) | . . . Rib or groove on radial extending surface |
425 | ![[Patents]](../gifs/ps.gif) | . . . And static sealing means affected by rotational movement |
426 | ![[Patents]](../gifs/ps.gif) | . . . . Actuated by counterweight |
427 | ![[Patents]](../gifs/ps.gif) | . . . Forms centrifugal liquid barrier |
428 | ![[Patents]](../gifs/ps.gif) | . . . . Having cup or chamber inside the impeller or another rotating member |
429 | ![[Patents]](../gifs/ps.gif) | . . . Fluid collector or receiver |
430 | ![[Patents]](../gifs/ps.gif) | . . . Helical groove or thread on axially extending surface |
431 | ![[Patents]](../gifs/ps.gif) | . . Formed by pressurized sealing fluid introduced to form barrier |
432 | ![[Patents]](../gifs/ps.gif) | . . . External device or system |
433 | ![[Patents]](../gifs/ps.gif) | . Centrifugal force affects change in displacement, shape, or contact |
434 | ![[Patents]](../gifs/ps.gif) | . Piston ring or piston ring expander or seat therefor |
435 | ![[Patents]](../gifs/ps.gif) | . . Having installation, removal assembly, disassembly, or repair feature |
436 | ![[Patents]](../gifs/ps.gif) | . . Piston ring having peripheral radially sealing flexible projection (e.g., piston cup, etc.) |
437 | ![[Patents]](../gifs/ps.gif) | . . . Having particular mounting, retaining, or supporting feature |
438 | ![[Patents]](../gifs/ps.gif) | . . . Having C, U, or V cross-sectional profile |
439 | ![[Patents]](../gifs/ps.gif) | . . . . Axially facing cup |
440 | ![[Patents]](../gifs/ps.gif) | . . Piston ring surface of dissimilar material or hardness |
441 | ![[Patents]](../gifs/ps.gif) | . . . Insert |
442 | ![[Patents]](../gifs/ps.gif) | . . . Surface coating, plating, or impregnation |
443 | ![[Patents]](../gifs/ps.gif) | . . . . Nitrided |
444 | ![[Patents]](../gifs/ps.gif) | . . . . Chromium |
445 | ![[Patents]](../gifs/ps.gif) | . . Rotation limiting feature (i.e., antirotation) |
446 | ![[Patents]](../gifs/ps.gif) | . . . Between rings |
447 | ![[Patents]](../gifs/ps.gif) | . . Floating piston ring |
448 | ![[Patents]](../gifs/ps.gif) | . . . Material other than metal |
449 | ![[Patents]](../gifs/ps.gif) | . . Particular piston seat |
450 | ![[Patents]](../gifs/ps.gif) | . . . Helical form |
451 | ![[Patents]](../gifs/ps.gif) | . . . Stepped walls |
452 | ![[Patents]](../gifs/ps.gif) | . . . Oblique wall |
453 | ![[Patents]](../gifs/ps.gif) | . . . . More than one oblique wall |
454 | ![[Patents]](../gifs/ps.gif) | . . . . . Having parallel walls |
455 | ![[Patents]](../gifs/ps.gif) | . . . Arcuate wall |
456 | ![[Patents]](../gifs/ps.gif) | . . . Coating, treatment, or wall insert |
457 | ![[Patents]](../gifs/ps.gif) | . . . Having passageway for fluid return, pressure relief, or venting |
458 | ![[Patents]](../gifs/ps.gif) | . . Piston ring having single piece noncircular or multiturn (e.g., helical, spiral, oblong, elliptical, polygonal, etc.) shape |
459 | ![[Patents]](../gifs/ps.gif) | . . Piston ring including exposed port, slot, pocket, groove, channel, recess, or bevel |
460 | ![[Patents]](../gifs/ps.gif) | . . . Circumferential groove, channel, recess, or bevel |
461 | ![[Patents]](../gifs/ps.gif) | . . . . Axially spaced |
462 | ![[Patents]](../gifs/ps.gif) | . . . . . Ports |
463 | ![[Patents]](../gifs/ps.gif) | . . . . Ports |
464 | ![[Patents]](../gifs/ps.gif) | . . . Circumferentially spaced ports |
465 | ![[Patents]](../gifs/ps.gif) | . . . Circumferentially spaced slots, pockets, grooves, channels, recesses, or bevels |
466 | ![[Patents]](../gifs/ps.gif) | . . Piston ring displays twisting or torsion |
467 | ![[Patents]](../gifs/ps.gif) | . . Particular piston ring expander |
468 | ![[Patents]](../gifs/ps.gif) | . . . Separate and other than metal |
469 | ![[Patents]](../gifs/ps.gif) | . . . Bias limiting feature |
470 | ![[Patents]](../gifs/ps.gif) | . . . Adjustable loading feature |
471 | ![[Patents]](../gifs/ps.gif) | . . . Thermal expansion feature |
472 | ![[Patents]](../gifs/ps.gif) | . . . Annular expander nested in annular groove of the piston ring |
473 | ![[Patents]](../gifs/ps.gif) | . . . . Between piston rings |
474 | ![[Patents]](../gifs/ps.gif) | . . . . And contacting surfaces therebetween are complementary |
475 | ![[Patents]](../gifs/ps.gif) | . . . . . Having more than one pair of such surfaces |
476 | ![[Patents]](../gifs/ps.gif) | . . . . Inclined or beveled groove contacting expander having dissimilar contour |
477 | ![[Patents]](../gifs/ps.gif) | . . . Slotted or undulating circular band including inclined or axially facing seat for the piston ring |
478 | ![[Patents]](../gifs/ps.gif) | . . . . Axially spaced axially facing seats |
479 | ![[Patents]](../gifs/ps.gif) | . . . . . Circular band having radially displaced undulations |
480 | ![[Patents]](../gifs/ps.gif) | . . . . . Circular band having axially displaced undulations |
481 | ![[Patents]](../gifs/ps.gif) | . . . . . U-shaped circular band radially directed either inwardly or outwardly throughout its circumference |
482 | ![[Patents]](../gifs/ps.gif) | . . . Circumferentially spaced separately seated radially acting bias feature |
483 | ![[Patents]](../gifs/ps.gif) | . . . . Disposed in socket or about pin |
484 | ![[Patents]](../gifs/ps.gif) | . . . Radially extending tongue formed from expander |
485 | ![[Patents]](../gifs/ps.gif) | . . . Undulating periphery providing axially extending face against inner perimeter of the piston ring |
486 | ![[Patents]](../gifs/ps.gif) | . . . Bias feature adjoining opposed ends of split or segmented piston ring |
487 | ![[Patents]](../gifs/ps.gif) | . . . Segmented |
488 | ![[Patents]](../gifs/ps.gif) | . . . For axially adjacent piston rings |
489 | ![[Patents]](../gifs/ps.gif) | . . Sectional piston ring structure |
490 | ![[Patents]](../gifs/ps.gif) | . . . Eccentric or variable thickness component ring |
491 | ![[Patents]](../gifs/ps.gif) | . . . C, L, T, U, V, or Z cross-sectional profile |
492 | ![[Patents]](../gifs/ps.gif) | . . . . Three or more sections |
493 | ![[Patents]](../gifs/ps.gif) | . . Segmented piston ring |
494 | ![[Patents]](../gifs/ps.gif) | . . Separate bridging piece for gap in piston ring |
495 | ![[Patents]](../gifs/ps.gif) | . . . Secured to end |
496 | ![[Patents]](../gifs/ps.gif) | . . Split single piece piston ring having opposed asymmetrical mirrored ends |
497 | ![[Patents]](../gifs/ps.gif) | . . . Arcuate or beveled mating surfaces |
498 | ![[Patents]](../gifs/ps.gif) | . . Split single piece piston ring having other than opposed asymmetrical mirrored ends |
499 | ![[Patents]](../gifs/ps.gif) | . . . Arcuate or beveled mating surfaces |
500 | ![[Patents]](../gifs/ps.gif) | . Circumferential contact seal for other than piston |
501 | ![[Patents]](../gifs/ps.gif) | . . And magnetic bias |
502 | ![[Patents]](../gifs/ps.gif) | . . For valve stem in internal combustion engine |
503 | ![[Patents]](../gifs/ps.gif) | . . Accommodates gyratory or oscillatory motion |
504 | ![[Patents]](../gifs/ps.gif) | . . . Flexible connection between seal and another part |
505 | ![[Patents]](../gifs/ps.gif) | . . . Oscillates perpendicularly to axis of motion |
506 | ![[Patents]](../gifs/ps.gif) | . . . Arcuate bearing surface |
507 | ![[Patents]](../gifs/ps.gif) | . . . . Partially spherical |
508 | ![[Patents]](../gifs/ps.gif) | . . . Axially spring biased |
509 | ![[Patents]](../gifs/ps.gif) | . . . . Coaxial spring |
510 | ![[Patents]](../gifs/ps.gif) | . . Contained or compressed by gland member in packing box |
511 | ![[Patents]](../gifs/ps.gif) | . . . Having installation, removal, assembly, disassembly, or repair feature |
512 | ![[Patents]](../gifs/ps.gif) | . . . Fluid introducer or director |
513 | ![[Patents]](../gifs/ps.gif) | . . . . External device or system |
514 | ![[Patents]](../gifs/ps.gif) | . . . . Drain, pressure relief, or vent |
515 | ![[Patents]](../gifs/ps.gif) | . . . . Passage through axial facing surface |
516 | ![[Patents]](../gifs/ps.gif) | . . . . Spacer between seals (e.g., lantern ring, etc.) |
517 | ![[Patents]](../gifs/ps.gif) | . . . . Between packing boxes |
518 | ![[Patents]](../gifs/ps.gif) | . . . Plural distinct packing boxes |
519 | ![[Patents]](../gifs/ps.gif) | . . . Segmented packing boxes |
520 | ![[Patents]](../gifs/ps.gif) | . . . Particular gland feature |
521 | ![[Patents]](../gifs/ps.gif) | . . . . Segmented |
522 | ![[Patents]](../gifs/ps.gif) | . . . . Spring bias |
523 | ![[Patents]](../gifs/ps.gif) | . . . . . Disposed about external bolt or stud |
524 | ![[Patents]](../gifs/ps.gif) | . . . . Eye or T-type bolt |
525 | ![[Patents]](../gifs/ps.gif) | . . . . Internally threaded |
526 | ![[Patents]](../gifs/ps.gif) | . . . . Externally threaded |
527 | ![[Patents]](../gifs/ps.gif) | . . . Wear sleeve |
528 | ![[Patents]](../gifs/ps.gif) | . . . Helically coiled packing |
529 | ![[Patents]](../gifs/ps.gif) | . . . Having particular cross-sectional seal profile |
530 | ![[Patents]](../gifs/ps.gif) | . . . . C-, M-, U-, V-, X-, or Z-shaped |
531 | ![[Patents]](../gifs/ps.gif) | . . . . Wedging surface |
532 | ![[Patents]](../gifs/ps.gif) | . . . . . Made of elastomer or plastic |
533 | ![[Patents]](../gifs/ps.gif) | . . . . . Segmented |
534 | ![[Patents]](../gifs/ps.gif) | . . . Particular seal material or construction |
535 | ![[Patents]](../gifs/ps.gif) | . . . . Composite |
536 | ![[Patents]](../gifs/ps.gif) | . . . . . Fibrous component |
537 | ![[Patents]](../gifs/ps.gif) | . . . . . . Braided, woven, or twisted |
538 | ![[Patents]](../gifs/ps.gif) | . . . . . Distinct sheath or covering |
539 | ![[Patents]](../gifs/ps.gif) | . . . . Graphite |
540 | ![[Patents]](../gifs/ps.gif) | . . . . Elastomer or plastic |
541 | ![[Patents]](../gifs/ps.gif) | . . . . Metal |
542 | ![[Patents]](../gifs/ps.gif) | . . . Consisting of loose-fill type packing |
543 | ![[Patents]](../gifs/ps.gif) | . . Segmented ring |
544 | ![[Patents]](../gifs/ps.gif) | . . . Having pressure balancing or radial bias reduction feature |
545 | ![[Patents]](../gifs/ps.gif) | . . . Radial biasing spring element other than nominal garter spring |
546 | ![[Patents]](../gifs/ps.gif) | . . . Particular segment end structure |
547 | ![[Patents]](../gifs/ps.gif) | . . . . Interfitting projection and recess |
548 | ![[Patents]](../gifs/ps.gif) | . . . Plural complementary interfitting rings |
549 | ![[Patents]](../gifs/ps.gif) | . . Peripheral radially sealing flexible projection (e.g., lip seal, etc.) |
550 | ![[Patents]](../gifs/ps.gif) | . . . Made of metal or is a scraper |
551 | ![[Patents]](../gifs/ps.gif) | . . . Having installation, removal, assembly, disassembly, or repair feature |
552 | ![[Patents]](../gifs/ps.gif) | . . . Having pressure relief or venting feature |
553 | ![[Patents]](../gifs/ps.gif) | . . . Bias feature other than nominal garter spring |
554 | ![[Patents]](../gifs/ps.gif) | . . . . Embedded spring |
555 | ![[Patents]](../gifs/ps.gif) | . . . . Radially extending finger spring |
556 | ![[Patents]](../gifs/ps.gif) | . . . . Material other than metal |
557 | ![[Patents]](../gifs/ps.gif) | . . . . Axially extending helical or spiral spring |
558 | ![[Patents]](../gifs/ps.gif) | . . . . Particular fluid pressure responsive bias |
559 | ![[Patents]](../gifs/ps.gif) | . . . Hydrodynamic sealing feature |
560 | ![[Patents]](../gifs/ps.gif) | . . . Dimensional aspect of the flexible projection (e.g., angle, length, radius, thickness, etc.) |
561 | ![[Patents]](../gifs/ps.gif) | . . . Intermediate flexible bending portion |
562 | ![[Patents]](../gifs/ps.gif) | . . . Plural peripheral radially sealing flexible projections |
563 | ![[Patents]](../gifs/ps.gif) | . . . . Having interposed fluid receiver or director |
564 | ![[Patents]](../gifs/ps.gif) | . . . . Having insert between the flexible projections |
565 | ![[Patents]](../gifs/ps.gif) | . . . . On radial facing side of single seal |
566 | ![[Patents]](../gifs/ps.gif) | . . . . . Both radial sides of the single seal (e.g., X-shaped, Y-shaped, etc.) |
567 | ![[Patents]](../gifs/ps.gif) | . . . . . Radially facing U or V cross-sectional profile |
568 | ![[Patents]](../gifs/ps.gif) | . . . . . Including an excluder or wiper |
569 | ![[Patents]](../gifs/ps.gif) | . . . Lining or insert |
570 | ![[Patents]](../gifs/ps.gif) | . . . Made entirely of fluorocarbon material |
571 | ![[Patents]](../gifs/ps.gif) | . . . Wear sleeve |
572 | ![[Patents]](../gifs/ps.gif) | . . . Particular mounting, frame, casing, or reinforcement feature |
573 | ![[Patents]](../gifs/ps.gif) | . . . . Peripheral mounting static seal |
574 | ![[Patents]](../gifs/ps.gif) | . . . . . Protrusion or bead cross-sectional profile |
575 | ![[Patents]](../gifs/ps.gif) | . . . . Secured by molding or bonding |
576 | ![[Patents]](../gifs/ps.gif) | . . . . Secured by clamping |
577 | ![[Patents]](../gifs/ps.gif) | . . . . . By distinct members |
578 | ![[Patents]](../gifs/ps.gif) | . . Having circumferentially adjustable biasing element |
579 | ![[Patents]](../gifs/ps.gif) | . . Having floating ring or bushing (i.e., circumferentially contacting) |
580 | ![[Patents]](../gifs/ps.gif) | . . . Radially translatable in groove |
581 | ![[Patents]](../gifs/ps.gif) | . . . . And biased |
582 | ![[Patents]](../gifs/ps.gif) | . . . Made of elastomer or plastic |
583 | ![[Patents]](../gifs/ps.gif) | . . . Inflatable seal or seal biased by inflatable member |
584 | ![[Patents]](../gifs/ps.gif) | . . Extrusion preventing (i.e., antiextrusion) structure |
585 | ![[Patents]](../gifs/ps.gif) | . . Elongated sleeve or bushing |
586 | ![[Patents]](../gifs/ps.gif) | . . Seated in groove having stepped walls |
587 | ![[Patents]](../gifs/ps.gif) | . . Seated in groove having oblique wall |
589 | ![[Patents]](../gifs/ps.gif) | . . Radially backed by resilient or elastomeric member |
590 | ![[Patents]](../gifs/ps.gif) | SEAL BETWEEN FIXED PARTS OR STATIC CONTACT AGAINST RELATIVELY MOVABLE PARTS |
591 | ![[Patents]](../gifs/ps.gif) | . Contact seal between parts of internal combustion engine |
592 | ![[Patents]](../gifs/ps.gif) | . . Particular coating or layer of sealing material |
593 | ![[Patents]](../gifs/ps.gif) | . . Having compression limiting feature |
594 | ![[Patents]](../gifs/ps.gif) | . . Particular dimensions or configuration of sealing bead or formation |
595 | ![[Patents]](../gifs/ps.gif) | . . . Metallic |
596 | ![[Patents]](../gifs/ps.gif) | . . . Elastomeric |
597 | ![[Patents]](../gifs/ps.gif) | . . Heat dissipating, cooling, or insulating feature |
598 | ![[Patents]](../gifs/ps.gif) | . . Having installation, removal, assembly, disassembly, or repair feature |
599 | ![[Patents]](../gifs/ps.gif) | . . Having flow restrictor |
600 | ![[Patents]](../gifs/ps.gif) | . . Covering member or eyelet for opening |
601 | ![[Patents]](../gifs/ps.gif) | . . . Covering fire ring or sealing formation |
602 | ![[Patents]](../gifs/ps.gif) | . Contact seal for a pipe, conduit, or cable |
603 | ![[Patents]](../gifs/ps.gif) | . . Plural interfitting seal members for installation on the individual joined pipes, conduits, or cables |
604 | ![[Patents]](../gifs/ps.gif) | . . Allows rolling or folding |
605 | ![[Patents]](../gifs/ps.gif) | . . Hollow, fluid-filled, or inflatable |
606 | ![[Patents]](../gifs/ps.gif) | . . And wall |
607 | ![[Patents]](../gifs/ps.gif) | . . Sleeve type |
608 | ![[Patents]](../gifs/ps.gif) | . . Inserted between end-to-end pipe, conduit, or cable joint |
609 | ![[Patents]](../gifs/ps.gif) | . . . Having installation, removal, assembly, disassembly, or repair feature |
610 | ![[Patents]](../gifs/ps.gif) | . . . Spirally wound structure |
611 | ![[Patents]](../gifs/ps.gif) | . . . Extrusion preventing (i.e., antiextrusion) or compression limiting feature |
612 | ![[Patents]](../gifs/ps.gif) | . . . Having plural projections |
613 | ![[Patents]](../gifs/ps.gif) | . . . Hose coupling |
614 | ![[Patents]](../gifs/ps.gif) | . . . Each end has recess for the seal |
615 | ![[Patents]](../gifs/ps.gif) | . . Having axially spaced projections |
616 | ![[Patents]](../gifs/ps.gif) | . . Having associated mounting or retaining feature |
617 | ![[Patents]](../gifs/ps.gif) | . . . Molded or cast into the pipe, conduit, or cable |
618 | ![[Patents]](../gifs/ps.gif) | . . . Axially related or embedded coil spring |
619 | ![[Patents]](../gifs/ps.gif) | . . . Axially related backing ring |
620 | ![[Patents]](../gifs/ps.gif) | . . . . Clamping gland |
621 | ![[Patents]](../gifs/ps.gif) | . . . . . Particular axially acting feature |
622 | ![[Patents]](../gifs/ps.gif) | . . . . . . Threaded gland |
623 | ![[Patents]](../gifs/ps.gif) | . . . . . Particular gland shape |
624 | ![[Patents]](../gifs/ps.gif) | . . . . And seal secure together |
625 | ![[Patents]](../gifs/ps.gif) | . . . Particular and located on the pipe, conduit, or cable |
626 | ![[Patents]](../gifs/ps.gif) | . . Particular seal shape |
627 | ![[Patents]](../gifs/ps.gif) | . . Particular seal material or construction |
628 | ![[Patents]](../gifs/ps.gif) | . Contact seal for other than internal combustion engine, or pipe, conduit, or cable |
629 | ![[Patents]](../gifs/ps.gif) | . . Magnetic |
630 | ![[Patents]](../gifs/ps.gif) | . . Having installation, removal, assembly, disassembly, or repair feature |
631 | ![[Patents]](../gifs/ps.gif) | . . Split including end joining structure |
632 | ![[Patents]](../gifs/ps.gif) | . . Segmented periphery |
633 | ![[Patents]](../gifs/ps.gif) | . . Spirally wound structure |
634 | ![[Patents]](../gifs/ps.gif) | . . Flexible sleeve, boot, or diaphragm |
635 | ![[Patents]](../gifs/ps.gif) | . . . Dome-, cup-, or bell-shaped, or for ball joint |
636 | ![[Patents]](../gifs/ps.gif) | . . . Tubular or frustoconical shape having corrugated wall portion |
637 | ![[Patents]](../gifs/ps.gif) | . . Having particular associated mounting or retaining feature |
638 | ![[Patents]](../gifs/ps.gif) | . . . Extrusion preventing (i.e., antiextrusion) structure |
639 | ![[Patents]](../gifs/ps.gif) | . . . Compression limiting feature |
640 | ![[Patents]](../gifs/ps.gif) | . . . Anchoring feature extending through seal |
641 | ![[Patents]](../gifs/ps.gif) | . . . Groove structure on the seal or part |
642 | ![[Patents]](../gifs/ps.gif) | . . . . Channel-shaped |
643 | ![[Patents]](../gifs/ps.gif) | . . . . Single seat formed by plural recesses |
644 | ![[Patents]](../gifs/ps.gif) | . . Particular cross-sectional seal profile |
645 | ![[Patents]](../gifs/ps.gif) | . . . Hollow or filled chamber |
646 | ![[Patents]](../gifs/ps.gif) | . . . . Inflatable |
647 | ![[Patents]](../gifs/ps.gif) | . . . C-, U-, or V-shaped |
648 | ![[Patents]](../gifs/ps.gif) | . . . Plural projections along sealing surface |
649 | ![[Patents]](../gifs/ps.gif) | . . . . Plural projections along opposite sealing surfaces |
650 | ![[Patents]](../gifs/ps.gif) | . . Particular sealing material or construction |
651 | ![[Patents]](../gifs/ps.gif) | . . . Embedded reinforcement |
652 | ![[Patents]](../gifs/ps.gif) | . . . Distinct sheath or covering |
653 | ![[Patents]](../gifs/ps.gif) | . . . . Metal |
654 | ![[Patents]](../gifs/ps.gif) | . . . Plural layers |
| | ********************************* |
| | CROSS-REFERENCE ART COLLECTIONS |
| | ******************************** |
902 | ![[Patents]](../gifs/ps.gif) | SEAL FOR STERLING ENGINE |
903 | ![[Patents]](../gifs/ps.gif) | SEAL FOR ROTATING KILN OR DRUM |
904 | ![[Patents]](../gifs/ps.gif) | VISCOUS SEAL |
905 | ![[Patents]](../gifs/ps.gif) | T-SHAPED OR I-SHAPED RING MEMBER INCLUDING SEAL ON A SIDE |
906 | ![[Patents]](../gifs/ps.gif) | SEAL FOR ARTICLE OF INDEFINITE LENGTH (E.G., STRIP, SHEET, ETC.) |
907 | ![[Patents]](../gifs/ps.gif) | PASSAGEWAY IN ROD OR SHAFT |
908 | ![[Patents]](../gifs/ps.gif) | SEAL FOR USE IN ROTATING AND RECIPROCATING ARRANGEMENT |
909 | ![[Patents]](../gifs/ps.gif) | SIMILAR SEALING STRUCTURES FOR MOUNTING ON PISTON AND ABOUT ROD |
910 | ![[Patents]](../gifs/ps.gif) | O-RING SEAL |
911 | ![[Patents]](../gifs/ps.gif) | SEAL COMBINED WITH NOMINAL MOTION TRANSMITTING DEVICE |
912 | ![[Patents]](../gifs/ps.gif) | . Spline connection |
913 | ![[Patents]](../gifs/ps.gif) | SEAL FOR FLUID PRESSURE BELOW ATMOSPHERIC (E.G., VACUUM, ETC.) |
914 | ![[Patents]](../gifs/ps.gif) | BACKUP SEAL FOR FAILURE OF PRIMARY SEAL |
915 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING COMPRESSION SET FEATURE |
916 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING VIBRATION DAMPENING FEATURE |
917 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING FRANGIBLE FEATURE |
918 | ![[Patents]](../gifs/ps.gif) | SEAL COMBINED WITH FILTER OR FLUID SEPARATOR |
919 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING ELECTRICAL FEATURE |
920 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING ELECTROMAGNETIC SHIELDING FEATURE |
921 | ![[Patents]](../gifs/ps.gif) | CLOSURE OR WEATHER STRIP SEAL |
922 | ![[Patents]](../gifs/ps.gif) | BONDING OR JOINING FOR MANUFACTURE OF SEAL |
923 | ![[Patents]](../gifs/ps.gif) | . Shrink-fitting for the assembly of seal |
924 | ![[Patents]](../gifs/ps.gif) | DEFORMATION, MATERIAL REMOVAL, OR MOLDING FOR MANUFACTURE OF SEAL |
925 | ![[Patents]](../gifs/ps.gif) | SNAP FIT FEATURE FOR MOUNTING OR ASSEMBLY OF SEAL |
926 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING FLUID PRESSURE EQUALIZING OR BALANCING FEATURE |
927 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING FLUID PRESSURE DIFFERENTIAL FEATURE |
928 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING PRESSURE RELIEF OR VENT FEATURE |
929 | ![[Patents]](../gifs/ps.gif) | SEAL FEATURE WHERE CHANGE IN OPERATION OR CONDITION INDUCES ADDITIONAL LEAKAGE CONTROL |
930 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING HEATING OR COOLING FEATURE |
931 | ![[Patents]](../gifs/ps.gif) | SEAL INCLUDING TEMPERATURE RESPONSIVE FEATURE |
932 | ![[Patents]](../gifs/ps.gif) | . Bi-metallic |
933 | ![[Patents]](../gifs/ps.gif) | . Chemical reaction or physical change of state |
934 | ![[Patents]](../gifs/ps.gif) | SEAL SWELLS WHEN WET |
935 | ![[Patents]](../gifs/ps.gif) | SEAL MADE OF A PARTICULAR MATERIAL |
936 | ![[Patents]](../gifs/ps.gif) | . Composite |
937 | ![[Patents]](../gifs/ps.gif) | . . Glass particles or filament |
938 | ![[Patents]](../gifs/ps.gif) | . . Carbon or graphite particle or filament |
939 | ![[Patents]](../gifs/ps.gif) | . Containing metal |
940 | ![[Patents]](../gifs/ps.gif) | . . Alloy |
941 | ![[Patents]](../gifs/ps.gif) | . . Aluminum or copper |
942 | ![[Patents]](../gifs/ps.gif) | . . Silver or gold |
943 | ![[Patents]](../gifs/ps.gif) | . Ceramic or glass |
944 | ![[Patents]](../gifs/ps.gif) | . Elastomer or plastic |
945 | ![[Patents]](../gifs/ps.gif) | . . Containing fluorine |
946 | ![[Patents]](../gifs/ps.gif) | . . . PTFE "TEFLON" |
| | ********************************* |
| | FOREIGN ART COLLECTIONS |
| | ********************************* |
| | Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collection listed below. These collections contain ONLY foreign patents or nonpatent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. |
FOR 100 | | RADIALLY CONTAINED PACKING WITH AXIALLY ACTING FOLLOWER (277/102) |
FOR 101 | | . Piston (277/103) |
FOR 102 | | . Sectional follower (277/104) |
FOR 103 | | . Bolted flange (277/105) |
FOR 104 | | . . Spring biased flange (277/106) |
FOR 105 | | . With operating handle (277/107) |
FOR 106 | | . With tool engaging means (277/108) |
FOR 107 | | . Weight actuated (277/109) |
FOR 108 | | . Screw thimble (277/110) |
FOR 109 | | . . With locking means (277/111) |
FOR 110 | | . Screw (277/112) |
FOR 111 | | . With operating mechanism (277/113) |
FOR 112 | | . Unidirectional movement (277/114) |
FOR 113 | | . Tapered follower or box (277/115) |
FOR 114 | | . . Arcuate (277/116) |
FOR 115 | | . Axially related backup member raidally actuated by movement of follower (277/116.2) |
FOR 116 | | . Telescoping actuator (277/116.4) |
FOR 117 | | . . With inserted sleeve expander (277/116.6) |
FOR 118 | | . . Deflected packing (277/116.8) |
FOR 119 | | . Wedging surfaces (277/117) |
FOR 120 | | . . Internal shell (277/118) |
FOR 121 | | . . Split or segmental packing (277/119) |
FOR 122 | | . . . Expanding and contracting (277/120) |
FOR 123 | | . . . . Elastomeric (277/121) |
FOR 124 | | . . . Contracting (277/122) |
FOR 125 | | . Plural packing elements (277/123) |
FOR 126 | | . . Nested (277/124) |
FOR 127 | | . . Diverse (277/125) |
FOR 128 | | EXTERNALLY OPERATED ADJUSTMENT (277/126) |
FOR 129 | | . Fluid motor (277/127) |
FOR 130 | | . Circumferential band (277/128) |
FOR 131 | | . Acting along radius (277/129) |
FOR 132 | | LATERAL ACCESS TO PACKING BOX (277/130) |
FOR 133 | | . With distinct closure (277/131) |
FOR 134 | | . . Packing attached (277/132) |
FOR 135 | | IMPELLER TYPE (277/133) |
FOR 136 | | . Axially acting(277/134) |
FOR 137 | | LIQUID BARRIER (277/135) |
FOR 138 | | WITH ANTIROTATION KEY OR ANCHOR (277/136) |
FOR 139 | | . Radial wall(277/137) |
FOR 140 | | WITH DISTINCT RADIALLY ACTING BIAS(277/138) |
FOR 141 | | . Unitary packing spacer and bias means (277/139) |
FOR 142 | | . . U-section (277/140) |
FOR 143 | | . Common bias for axially spaced packings (277/141) |
FOR 144 | | . With axially acting bias means (277/142) |
FOR 145 | | . With axially component (277/143) |
FOR 146 | | . . Complementary inclined surfaces (277/144) |
FOR 147 | | . . . Transversely symmetrical (277/145) |
FOR 148 | | . With bias restrainer (277/146) |
FOR 149 | | . With adjustable loading means (277/147) |
FOR 150 | | . Individually biased segments (277/148) |
FOR 151 | | . Circumferentially spaced radially acting springs (277/149) |
FOR 152 | | . . With radial pin or socket (277/150) |
FOR 153 | | . Circumferential thrust (277/151) |
FOR 154 | | . Axial lip or boss (277/152) |
FOR 155 | | . . Exposed coil spring (277/153) |
FOR 156 | | . Interfitted segments (277/154) |
FOR 157 | | . With bridging segments (277/155) |
FOR 158 | | . Break joint (277/156) |
FOR 159 | | . Periphery engaging spring (277/157) |
FOR 160 | | . . Incompatible shapes (277/158) |
FOR 161 | | . . . Radially extending tongues (277/159) |
FOR 162 | | . . . Wave or undulate (277/160) |
FOR 163 | | . . . Polygonal (277/161) |
FOR 164 | | . . Open-end (277/162) |
FOR 165 | | . . Spiral (277/163) |
FOR 166 | | . Embedded or enclosed spring (277/164) |
FOR 167 | | . Nonmetallic (277/165) |
FOR 168 | | ANCHOR EXTENDING THROUGH OR INTERFITTED WITH PACKING (277/166) |
FOR 169 | | HELICAL SEAT (277/167) |
FOR 170 | | SERIALLY ARRANGED, SEPARATELY SEATED OR ANCHORED PACKING MEMBERS (277/167.3) |
FOR 171 | | SINGLE SEAT FORMED BY OPPOSED RECESSES IN PLURAL MEMBERS (277/167.5) |
FOR 172 | | LATITUDINALLY STEPPED OR TAPERED SEAT (277/168) |
FOR 173 | | . Arcuate wall (277/169) |
FOR 174 | | . Oblique wall (277/170) |
FOR 175 | | . . Plural (277/171) |
FOR 176 | | . . . Parallel (277/172) |
FOR 177 | | FLOATING PACKING MEMBER (277/173) |
FOR 178 | | . Radially translatable (277/174) |
FOR 179 | | . . Axially spring pressed (277/175) |
FOR 180 | | . Additional member (277/176) |
FOR 181 | | . Elastomeric (277/177) |
FOR 182 | | INTERFITTING WITH RADIALLY PROJECTING FLANGE (277/178) |
FOR 183 | | EMBEDDED REENFORCEMENT OPPOSING TAPERED MOUNTED SURFACE (277/179) |
FOR 184 | | WITH COMPRESSION STOP (277/180) |
FOR 185 | | PACKING ATTACHED RETAINER (277/181) |
FOR 186 | | . Peripheral shell (277/182) |
FOR 187 | | . . With radial mounting flange (277/183) |
FOR 188 | | . . Channel-shaped (277/184) |
FOR 189 | | . Plural at axially opposed ends (277/185) |
FOR 190 | | . Resilient (277/186) |
FOR 191 | | PACKING CHAMBER OR SEAT WITH SEPARABLE END WALL (277/187) |
FOR 192 | | WITH AXIALLY RELATED BACKING OR RETAINING MEMBER (277/188 R) |
FOR 193 | | . With anti-extrusion rings (277/188 A) |
FOR 194 | | WITH ANCHOR OR RETAINER (277/189) |
FOR 195 | | COMPOSITE SEAT (277/189.5) |
FOR 196 | | WEDGING PORTIONS (277/190) |
FOR 197 | | . Enclosed (277/191) |
FOR 198 | | SEGMENTAL (277/192) |
FOR 199 | | . Axially related segments (277/193) |
FOR 200 | | . . L-shaped (277/194) |
FOR 201 | | . . With radially related segment (277/195) |
FOR 202 | | . . Coiled or corrugated segment (277/196) |
FOR 203 | | . . Diametrically opposed splits (277/197) |
FOR 204 | | . Concentric segments (277/198) |
FOR 205 | | . Interfitting segments (277/199) |
FOR 206 | | AXIALLY SPACED FLANGES WITH CORRUGATED CONNECTING WEB (277/200) |
FOR 207 | | ANNULUS WITH DUCT OR PASSAGEWAY (277/201) |
FOR 208 | | . Elongated (277/202) |
FOR 209 | | HELICAL (277/203) |
FOR 210 | | VOLUTE (277/204) |
FOR 211 | | FLEXIBLE U- OR V-CUP (277/205) |
FOR 212 | | . Radially facing (277/206 R) |
FOR 213 | | . . X-shape (277/206 A) |
FOR 214 | | RIBBED CONTACT SURFACE (277/207 R) |
FOR 215 | | . Axially spaced (277/208) |
FOR 216 | | . . Opposite surfaces (277/209) |
FOR 217 | | . . . Line contact (277/210) |
FOR 218 | | . Opposite surfaces (277/211) |
FOR 219 | | . Pipe joints or connections (277/207 A) |
FOR 220 | | FLEXIBLE CUP OR FLANGE TYP(277/212R) |
FOR 221 | | . Flexible cup type (277/212 C) |
FOR 222 | | . Flange (277/212 F) |
FOR 223 | | . Flexible boot (277/212 FB) |
FOR 224 | | CORRUGATED CONTACT SURFACE (277/213) |
FOR 225 | | CIRCUMFERENTIAL GROOVE IN PERIPHERAL SURFACE (277/214) |
FOR 226 | | WITH SPACED POCKETS, GROOVES, OR RECESSES (277/215) |
FOR 227 | | SPLIT ANNULUS (227/216) |
FOR 228 | | . Variable radius (277/217) |
FOR 229 | | . With separate gap or bridging piece (277/218) |
FOR 230 | | . . End secured (277/219) |
FOR 231 | | . With joining structure (277/220) |
FOR 232 | | . . End-to-end tongue and slot (277/221) |
FOR 233 | | . . Beveled or arcuate mating surfaces (277/222) |
FOR 234 | | . With insert (277/223) |
FOR 235 | | . . Hard material (277/224) |
FOR 236 | | WITH INTERMEDIATE RADIAL PERIPHERAL FLANGE (277/225) |
FOR 237 | | FLUENT OR VACUUM CORE (277/226) |
FOR 238 | | COMPOSITE (277/227) |
FOR 239 | | . Elastomeric core (277/228) |
FOR 240 | | . Distinct sheath (277/229) |
FOR 241 | | . . Woven or braided strands (277/230) |
FOR 242 | | . Reentrant contact surface (277/231) |
FOR 243 | | . . Enclosing plural plies (277/232) |
FOR 244 | | . Plural planar or conical plies (277/233) |
FOR 245 | | . . Metal faced (277/234) |
FOR 246 | | . Including metal (277/235 R) |
FOR 247 | | . . Planar coating (277/235 A) |
FOR 248 | | . . Engine gasket (277/235 B) |
FOR 249 | | METALLIC (277/236) |
FOR 250 | | MISCELLANEOUS (277/237 R) |
FOR 251 | | . Dust guard (277/237 A) |