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Class Number: 384 Class Title: BEARINGS Subclass Subclass Number Title 1 VIBRATORY (E.G., PIEZOELECTRIC OR KINETIC BEARING 2 NONJOINT, NONROTATING FULCRUM BEARING 3 .Knife-edge fulcrum 4 ..Edges up and down 5 ..Edge up 6 ..Edge down 7 LINEAR BEARING 8 .With detection, nonbearing magnetic or hydraulic feature 9 .With temperature, electrical, or orthogonal feature 10 .Tensioned or resilient race or roller member 11 .For crosshead 12 .Fluid bearing 13 .Lubricating 14 ..Bearing for valve stem 15 .Combined with seal or guard 16 ..Annular 17 .For exetension table 18 .Ball bearing for drawer 19 .Roller bearing for drawer 20 .Plain bearing for drawer 21 ..Stop, detent, or lock 22 ..Anchoring or aligning means 23 ..Specified race structure or material 24 .Having relatively movable parts for latera insertion and retention of shaft 25 .Combined plain and antifriction 26 .Plain bearings 27 ..For flush tank 28 ..For valve stem 29 ..Cylindrical outer race 30 ...For die set or stamping mill shaft 31 ...For hand-held drill shaft 32 ...For piston rod 33 ..For elevator 34 ..For seat 35 ..More than two telescoping members 36 ..For structural installation 37 ..Resilient supporting member 38 ..Self-aligning 39 ..Gib 40 ..With adjustment means 41 ..Assembling means 42 ..Specified pad, liner, wear plate or race structure; bearing material 43 .Recirculating 44 ..Roller 45 ..No cylindrical race 46 .Roller bearing for extensive cylinder 47 .Alternating roller; or antifriction bearing for auto seat 48 .Combined ball and roller bearings 49 .Ball bearing 50 .Roller bearingg 51 ..Cage configuration 52 ..Cylindrical inner or outer track 53 ..Location of plural roller sets; more than two telescoping members 54 ..Resilient member 55 ..Raceway configuration 56 ..Nonaxle supported roller structure 57 ..Adjustment or self-alignment means 58 ..Roller-on-axle bearing 59 ..Assembling means 91 ROTARY BEARING 92 .Roller drill bit 93 ..Lubricating detail 94 ..Seal detail 95 ..Inserts or bearing surface detail 96 ..Roller cone retaining means 97 .Water lubricated propellor shaft or well shaft 98 ..With elongated strips or staves 99 .Hydraulic or pneumatic bearing support 100 .Fluid bearing 101 ..With antifriction bearing 102 ...Backup 103 ..Flexible member 104 ...Plural ends fixed 105 ...Thrust bearing 106 ...Auxiliary resilient support 107 ..Radial and thrust 108 ...Spherical 109 ....Gas bearing 110 ...Conical 111 ...Outer recess forming fluid pad 112 ...Grooved thrust bearing surface 113 ...Central member recess 114 ..Radial 115 ...Shaft recess 116 ...Half-circular or less outer member 117 ...Pivoted fluid pad 118 ...Outer recess forming fluid pad 119 ...Resilient mounting member or seal 120 ...Circumferential groove in outer member 121 ..Thrust 122 ...Pivoted fluid pad 123 ...Grooved bearing surface 124 ...Resilient mounting member or seal 125 .Resilient bearing surface 126 .Plural bearings one plain and one antifriction 127 ..Roller 128 ...Tapered roller 129 .Plain bearing 130 ..With specified seal 131 ...Fluid actuated 132 ...Fluid barrier 133 ....Magnetic fluid 134 ....Gas 135 ...Centrifugal 136 ....With wick 137 ...And scraper 138 ...Unitary bearing and seall 139 ...Relatively rotatable radially contracting 140 ....Flexible sealing member 141 ....Diaphragm 142 ....Axially translatable member rotatable with shaft 143 ....Plural seals 144 ...Labyrinth 145 ...Arcuate bearing surface 146 ....Axially spaced lip 147 ...Lip seal 148 ....With radially acting bias means 149 ...Radially contained packing with axially acting follower 150 ...Mechanically actuated 151 ...Resilient sealing surface 152 ....O-rings 153 ....Elastomeric 154 ..Rocking type bearing 155 ...Lubricated 156 ...Movable pivot axis 157 ..For plow or colter disk 158 ..Railway car journal 158.1 ...With resilient mounting member 159 ...With guard or seal 160 ...Lubricating 161 ....For thrust bearing 162 ....For brass bearing 163 .....Reservoir fed 164 ......Capillary 165 ....With lower reservoir 166 .....Journal operated feed 167 ......Band 168 ......Centrifugal 169 ......Pump 170 .....Capillary 171 ......With wick biasing means 172 .......Metal spring 173 ........Coil spring 174 .......Rubber 175 ......With capillary material retainer 176 .......Integral with box 177 .....Including roller applicator 178 ......Yeildably supported 179 .......Coil spring 180 ........Spring under compression 181 ....Wick structure 182 ...Sheet metal journal box 183 ...With journal retainer and guide 184 ....Lateral guide 185 .....Mounting feature 186 ......Resilient 187 ...Interior 188 ...Includes thrust bearing 189 ...Lid 190 ....Mounted for swinging 190.1 .....About pivot at right angle to plane of lid 190.2 .....Spring and cam biased open 190.3 ......With roller 190.4 .....Spring biased closed 190.5 ....Slidingg 190.6 ....Lid structure 190.7 .....With latch 191 ...Brasses 191.1 ....Self aligning 191.2 ....Bearing surface liner or inserts 191.3 ....Assembling means 191.4 ....Mounting structure 192 ..Self-adjusting or self-aligning 193 ...For vertical shaft 194 ....With lower thrust and upper radial bearing 195 ....Oscillatory suspension 196 .....Resiliently centered 197 ....Oscillating thrust bearing 198 .....Resiliently centered 199 ....Shaft balancing means 200 .....Resiliency on radial bearing 201 ....Having body and spindle connector 202 ...Resilient 203 ....Ball and socket 204 .....For electric motor 205 ...Fixed pivot axis 206 ...Ball and socket 207 ....Sheet metal socket 208 ....Assembly 209 .....Separable ball retaining member 210 ......Lock ring 211 .....Of ball 212 ......Sectional 213 ....With lubricating means 214 .....Having felt or wick 215 ..With resilient mounting member 216 ...For connecting rod 217 ...Lock type 223 ...For thrust bearing 224 ....Pivoted pad 225 ....Helical coil spring 218 ...Coil spring 219 ....Biased bearing surface segment 220 ...Nonmetallic 221 ....Laminated 222 ....Cylindrical 226 ..For vertical shaft 227 ...Spinning spindle 228 ....With thrust and radial bearing 229 .....Adjustable spindle 230 .....Laterally resilient 231 ......Resilient sleeve 232 ......Volute coil spring 233 ......Helical coil spring 234 ......Fluid damping 235 ......Rubber 236 .......At fixed end 237 .....With interior dead shaft 238 .....Pivoting spindle 239 ....Bolster type bearing 240 ....Lower end thrust bearing 241 ....With lubricating means 242 ...Base supported table or drumm 243 ...Lower end thrust bearing 244 ....For shaped shaft end 245 .....Spherical shaft end 246 .....Conical shaft end 247 ..With adjustment means 248 ...For thrust bearing 249 ....Threaded member moves axially 250 ....For crankshaft 251 ....For thrust plate 252 ...And support 253 ....Simultaneous adjustment 254 ....For horse power or sand reel 255 ....Eccentric 256 ....For roller end support 257 ....For suspended shaft 258 .....Screw adjustment 259 ......Horizontal and vertical 260 ....Rectilinear 261 ...Bearing surface 262 ....For axle 263 ....Adjustable bearing surface segment 264 .....Axial adjustment 265 .....Axially spaced annular segments 266 .....Two opposed bearing surface segments 267 ......With wedge adjustment 268 .......For connecting rod 269 ........Transverse screw adjustment 270 ......For connecting rod 271 ....Tapered sleeve 272 .....Split 273 ....Split sleeve 274 ....Pressure applying 275 ..Radial collar and sleeve 276 ..Specified sleeve or liner 277 ...Insulating 278 ...Temperature compensating 279 ...Porous metal 280 ...Liner on shaft 281 ....Removably secured 282 ...Bearing surface insert 283 ....Groove 284 ....Pocket array 285 .....Circular pocket 286 ...Lubricant distributing 287 ....High speed 288 ....For crankshift 289 ....For rotary member 290 .....Outer sleeve on shaft 291 ....Groove 292 .....Helical or herring bone 293 ....Pocket array 294 ...For crankshaft 295 ...Mounting feature 296 ....Radial protrusion or sleeve end flange 297 ...Nonmetal 298 ....Fabric layer and capillary passages 299 ....Nylon 300 ....Polytetrafluorethylene (e.g., Teflon*)) 301 ...Spirally split 302 ..Distributed weight 303 ...For thrust bearing 304 ....Tandem thrust 305 ....Grooved 306 ....Pivoted pad 307 .....With lubricating means 308 .....Pad mounting structure 309 ...Pivoted pad 310 ....Noncircumferential 311 ....Lubricant supply structure 312 ....Pad mounting structure 313 ..Cooling by lubricant 314 ...Emergency lubrication 315 ...Water lubrication 316 ...Fluid path 317 ..Specified cooling means 318 ...Mist 319 ...Frozen lubricant 320 ...Nonliquid cooling 321 ...Coolant path 322 ..Lubricating 368 ...For thrust bearing 369 ....Forced feed 370 ....Capillary 371 ....For bearing at end of shaft 372 ...Fixed shaft 373 ....Forced feed 374 ....Yoke reservoir 375 ....Shaft-supported reservoir 376 .....At end of shaft 377 ....Specified external feed 378 .....Spiral groove 379 .....Capillary 380 ....Internal feed 381 .....Internal reservoir 382 ......Capillary 383 .....Capillary 384 ....Clearer and agitator 385 ...Reservoir in rotating member 386 ....Removable reservoir 387 ....Capillary 388 ....With feed regulator 389 ....Feed to shaft end and center 390 ....End feed 391 ....Center feed 392 ....Including distributing means 393 ....Including inward deflector 394 ....Including rotary blade 395 ....With agitator 396 ...Bolt type shaft 397 ...For rotary shaft 398 ....Forced feed 399 .....Lubricant metering structure 400 ....Reservoir external to bearing 401 ....Upper reservoir for horizontal shaft 402 .....Capillary 403 ....Lower reservoir for horizontal shaftt 404 .....Shaft operated elevating means 405 ......Band or chain 406 .......Ring type 407 ......Roller or ball 408 .....Capillary 409 ......With wick biasing means 410 .....With wick retainer 411 ......Differing capillary properties 412 ......With lubricant impelling means 413 ......Wick structure 414 .....Suction or pressure 415 ....For vertical shaft 416 ..for rotary member 417 ...Pulley 418 ...Roller 419 ....Elongated 420 ..Thrust bearing 421 ...For pivot of towed vehicle 422 ...For pivot of vehicle wheel frame 423 ...For railway car side 424 ...Axially spaced collars 425 ...Including thrust plate at shaft end 426 ....Plural end plates 427 ....Axially related hub liner 428 ..Mounting or support 429 ...For crankshaft 430 ....Connecting rod 431 ....Pedal type crank 432 ....Block and cap type 433 .....Engine housing closure 434 ...Block and cap type 435 ...Lock type 436 ....Pivoted 437 .....Having bolt securing means 438 ...Machine housing 439 ...Mounted in wall aperture 440 ...Bearing surface integral with support 441 ...Annular support 442 ...Single direction 443 ....From above 444 ....From below 445 .Antifriction bearing 446 ..Nonbearing magnetic feature 447 ..Elliptical, eccentric, alternating roller, or mass ball features; compensating for nonthermal deformation; centrifugal preload 448 ..Sensor or inspection features; liquid metal or shipping protection features; bearing member integral with seal 449 ..Outer race integral with wheel 450 ..Skew prevention; formular relationship 451 ..Recirculating or nonannular path 452 ..Radial bearing with separate thrust bearing; radial ball-thrust roller 453 ...Radial ball-thrust ball 454 ...Radial roller-thrust ball 455 ...Radial roller-thrust roller 456 ..Radial bearing 457 ...For crankshaftt 458 ....For pedal crank 459 ...Railway car journal 460 ...Disk plow 461 ...Concentric 462 ...Lubricating 463 ....Solid lubricant feature 464 ....Dipping, surface treatment or member versus lubricant density 465 ....Centrifugal feature 466 ....Jet, baffle or valve 467 ....Cooling by lubricant 468 ....Oil mist feature 469 ....Porous or wick structure 470 ....Cage structure 471 ....With pressure or suction means 472 ....Impeller 473 ....Reservoir, filter or lubrication circuit structure 474 ....Lubrication port 475 .....In race 476 ...With cooling, heating or insulating 477 ...With specified seal 478 ....Centrifugal loading or slinging; fluid seal 479 ....Pressure establishing or loading 480 ....Labyrinth 481 ....Relatively rotatable radially contacting 482 .....Resilient sliding surface material 483 ....Radially contained packing with axially acting follower 484 ....Lip seal 485 .....Radially outward lip 486 .....Plural lips 487 ....Radially opening U-shaped retainer 488 ....Flange small clearance 489 ....O-ring or end cap seal 490 ...Ball bearing 491 ....Ball structure 492 ....Ball or race composition or material 493 ....Temperature compensation 494 ....Ball and roller bearings 495 ....Self-aligning 496 .....Ball to larger spherical surface 497 ......Radially outer larger spherical surface 498 .....Conforming spherical surfaces 499 ....Split race 500 .....With race adjustment means 501 .....Double split 502 .....Split ring 503 ......Fractured split 504 .....Plural rows balls 505 .....One race only split 506 ......Inner race split 507 ....Slot for ball insertion 508 .....With means for blocking slot 509 ......Blocking by cage 510 ....Specified means facilitating assembly or disassembly 511 .....Annular opening for ball insertion 512 ....Plural axially spaced balls with integral race 513 ....Specified bearing race structure 514 .....Strictly conical contact surfacee 515 .....Including radial race flange 516 .....Ball groove surface detail 517 ....Axially biased race 518 .....Coil spring 519 ....Adjustment means 520 ....Discrete spacing member 521 .....Ball spacer 522 .....Roller spacer 523 ....Cage structure 524 .....Including antifriction members 525 .....Wire cage 526 .....Resilient feature 527 .....Material, composition or laminate 528 .....Fully circular aperture for ball 529 ......Two circular apertures per ball 530 ......Plural elements joined to form an aperture 531 .....U- or C-shaped slot 532 ......Unitary uniform strip 533 .....Entirely noncircular or nonconforming pocket 534 .....Unitary member 535 ....Resilient support member 536 .....Elastomer or plastic 537 ....Assembling means 538 .....Wedge means 539 .....Snap means 540 .....Threaded sleeve 541 .....Radial set screw 542 .....Bolt 543 ....Fixed shaft and rotating outer member 544 .....For hub 545 ......For bicycle hub 546 .....Outermost member cylindrical 547 .....Outermost member grooved 548 ...Roller bearing 549 ....Fixed supporting roller 550 ....Toothed 551 ....Discrete circumferential or axial spacer 552 .....Spaced by balls 553 .....Spaced by rollers 554 ......With associated rings 555 ......Mating grooves and projections 556 ....Hydraulic axial jacking 557 ....Temperature compensation 558 ....Self-aligning 559 ....Means facilitating assembly or disassembly 560 .....By cage or race structure 561 .....By groove and ring 562 .....By threaded member 563 ....Axially biased race or roller 564 ....Race end structure 565 ....Roller structure 566 .....Helical feature 567 .....Hollow 568 .....Curved roller 569 ....Race, liner or sleeve 570 .....Split ring 571 .....Tapered race 572 ....Cage structuree 573 .....Wire, filament, segmented or surface treated 574 .....Projecting into or through roller 575 .....Uniform sheet metal 576 .....Nonmetallic 577 .....Split ring or open slot 578 .....Nonunitary 579 ......Bolted, welded or with spring 580 .....Lip on transverse bar 581 ....Resilient support member 582 .....Elastomer or plastic 583 ....With adjustment means 584 ....Assembling means 585 .....Race fastening means 586 ....Fixed shaft and rotating outer member 587 .....Outermost element cylindrical 588 .....Outermost element grooved 589 .....For hub 590 ..Thrust bearing 591 ...Vehicle center 592 ....Ball 593 ....Roller 594 ...Railway truck center bearing 595 ...Railway truck side bearing 596 ....Ball 597 ....Roller 598 .....Toothed 599 .....With self-adjustment means 600 .....Assembling means 601 .....Contaminent elimination; adjustment means 602 ......Adjustment by shim 603 ...Spinning spindle 604 ...Different size rolling elements; spacers; noncircular array 605 ...Temperature compensation 606 ...Lubricating 607 ...Seals 608 ...Concentric rolling members 609 ...Ball bearing 610 ....Single ball 611 ....Resilient feature 612 ....Self-aligning 613 ....Plural rows balls or tandem thrust 614 ....Cage structure 615 ....Race structure 616 ....Adjustment means 617 ....Assembling means 618 ...Roller bearing 619 ....Roller structure or orientation; plural axially spaced rows or tandem thrust 620 ....Resilient feature; adjustment or self-alignment means; assembling means 621 ....Race and cage structure 622 ....Race structure 623 ....Cage structure 624 BEARING SAFETY OR SELF-CLEANING MEANS 625 BEARING-SURFACE TREATMENT 626 SHIM FOR BEARING 627 MISCELLANEOUS * ******************************* * CROSS-REFERENCE ART COLLECTIONS * ****************************** 900 .Cooling or heating 901 .Floating bushing 902 .Porous member 903 .Retaining ring 904 .Propeller shaft outer bearing 905 .Temperature compensation 905.1 .Cup-shaped bearing 906 .Antirotation key 907 .Bearing material or solid lubricant 907.1 ..Jewel, glass, ceramic or carbon 910 ..Powders 911 ..Including fiber 908 ..Nylon or polytetrafluorethylene 909 ..Plastic 912 ..Metallic 913 ..Metallic compounds