| Class 254 | IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE |
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![[List of Pre Grant Publications for class 254 subclass 1]](../as.gif) | ![[List of Patents for class 254 subclass 1]](../ps.gif) | 1 | MISCELLANEOUS |
| | 2R | HOISTING TRUCK |
| | 3R |  Tilting load support |
| | 4R | Cable hoist |
| | 5R | Inclined plane or wedge |
| | 6R | Rack and pinion or segment |
| | 7R | Screw |
| | 8R | Single throw lever |
| | 2B | Service station type |
| | 2C | Platform type |
| | 10.5 | METALLIC SPRING STRETCHER AND/OR COMPRESSOR (E.G., LEAF, HELICAL, OR COIL SPRINGS) |
| | 11 | FLOOR JACK TYPE |
| | 12 | Rack and pinion or segment |
| | 13 | Screw |
| | 14 | Step-by-step traveling member |
| | 15 | Single-throw lever and bar |
| | 17 | Single throw lever |
| | 18 | NAIL EXTRACTOR TYPE |
| | 28 | STAPLE PULLER |
| | 28.5 | THILL-COUPLING JACK |
| | 29R | PIPE OR ROD JACK |
| | 32 | AXLE-LUBRICATING JACK |
| | 33 | CAR JOURNAL BOX LIFTING |
| | 35 | CAR-PUSHER TYPE |
| | 39 | DOOR BRACE |
| | 40 | PRINTER'S QUOINS |
| | 43 | RAIL OR TIE SHAFTER |
| | 45 | VEHICLE-BODY LIFTERS |
| | 50.1 | RESILIENT TIRE-CASING SPREADERS |
| | 50.2 | Spreader and tire casing relatively movable or rotatably mounted |
| | 50.3 | Fluid pressure operated |
| | 50.4 | With tire casing support |
| | 134.3R | METHOD OR APPARATUS FOR PLACEMENT OF CONDUCTIVE WIRE |
| | 134.4 | By fluid pressure differential in conduit (e.g., parachute sucked through conduit) |
| | 134.5 | Tractor for pulling wire (e.g., battery-powered) |
| | 134.7 | Sectional members for fishing |
| | 134.3PA | Utility pole guide |
| | 134.3CL | Cable lashing |
| | 134.3FT | Conduit snakes |
| | 134.3SC | Submarine cable |
| | 199 | PORTABLE IMPLEMENTS OR APPARATUS FOR TENSIONING FLEXIBLE MATERIAL OR FOR EXTRACTING STUMPS OR POLES |
| | 200 | Material comprises resilient floor covering (e.g., carpet) |
| | 201 |  Including fluid or spring driven cylinder |
| | 202 | Including force transmitting cable and driven, rotatable, cable engaging drum |
| | 203 | Including driven, rotatable, floor covering engaging and pulling drum |
| | 204 | Including screw drive |
| | 205 | Including rack and pinion, or pinion segment, drive |
| | 206 | Including ratchet bar and driving pawl drive |
| | 208 | Including rotatable, pulley wheel element and cable |
| | 209 | Including force transmitting, hand held and operated, lever |
| | 213 | Including rotatably driven drum for engaging either material or force transmitting cable |
| | 214 | Plural drums or drum with plural distinct sections |
| | 216 | Having pressure element spaced therefrom to confine material or cable thereagainst |
| | 217 | Having ratchet wheel and interengaging pawl for driving drum |
| | 219 | Having intermeshing gears for driving drum |
| | 221 | With projections or apertures on drum for engagement with complementary formations on material or cable |
| | 222 | With means for preventing or retarding rotation in at least one direction |
| | 224 | With adjustable gripping device for attaching drum to rigid, in situ structure |
| | 225 | With material or cable contacting infeed guide |
| | 227 | With ground-engaging support means |
| | 228 | Including expansible chamber fluid motor drive |
| | 229 | Including worm and worm wheel gear drive |
| | 230 | Includng rack and pinion, or pinion segment, drive |
| | 231 | Including screw drive |
| | 232 | Plural screws |
| | 234 | Having plural, oppositely shifting, threaded riders |
| | 235 | Having ratchet wheel and pawl for driving screw |
| | 236 | Having intermeshing gears for driving screw |
| | 237 | Including ratchet bar and driving pawl drive |
| | 241 | Including intermeshing gear drive |
| | 242 | Including rotatable, pulley wheel element and cable |
| | 243 | Including either force transmitting, hand held and operated lever or animal powered sweep |
| | 244 | Implement or apparatus includes bar component having plural holes and removable cooperating pins selectively engagable by lever |
| | 245 | With means attached thereto for sequentially gripping, shifting, and releasing bar component |
| | 246 | Having linearly shifting, guided component attached thereto |
| | 248 | With additional, hand held lever pivotally attached thereto for applying pulling force in opposite direction |
| | 250 | With camming means thereon, and pressure element spaced therefrom to confine material, or force transmitting cable, thereagainst |
| | 251 | With material, article, or force transmitting cable clamping means attached to and shifting with lever |
| | 252 |  Including cooperating, relatively stationary means for intermittently locking material or cable |
| | 253 | Plural clamping means |
| | 256 | With material, article, or force transmitting cable engaging means movably attached to and shifting with lever |
| | 257 | Including cooperating, relatively stationary means for intermittently locking material or cable |
| | 258 | Plural, movably attached engaging means |
| | 261 | With means pivotally connected to lever and adapted to engage rigid, in situ structure |
| | 262 | Including adjustable gripping device for attaching implement or apparatus to rigid, in situ structure |
| | 263 | Including ground engaging means for supporting implement or apparatus in plural, vertically spaced positions |
| | 84 | TRAVERSING JACK |
| | 418 | VEHICLE ATTACHED JACK |
| | 419 | Semi-trailer landing gear |
| | 420 | Attached to trailer tongue |
| | 421 | Turntable |
| | 422 | Rocking lever |
| | 423 | Hydraulic or pneumatic |
| | 424 | Screw actuated |
| | 426 | Cable actuated |
| | 427 | Rack and pinion |
| | 264 | APPARATUS FOR HAULING OR HOISTING LOAD, INCLUDING DRIVEN DEVICE WHICH CONTACTS AND PULLS ON CABLE |
| | 265 | Device includes driven, flexible, cable contacting belt |
| | 266 | Device includes rotatably driven, cable contacting drum |
| | 267 | Having rotational speed governor for generating control impulse to rotation retarding means or drive |
| | 268 | Having mechanism, actuated by changes in position of drum relative to another component of device, for generating control impulse to rotation retarding means or drive |
| | 269 | Having stationary mechanism, actuated by load or other obstruction on and traveling with cable, for generating control impulse to rotation retarding means or drive |
| | 270 | Having cable contacted, supported, or attached mechanism for generating control impulse to retarding means or drive |
| | 271 | With cable contacting component, on or adjacent to circumference of drum, shifted by segment of wound cable |
| | 272 | With cable deflecting or path defining component shifted by cable when tension varies |
| | 274 | Having mechanism, linked to drum or rotating element of drive, for generating control impulse to rotation retarding means or motor when torque on drum varies |
| | 276 | Having mechanism, linked to drum and actuated by number of drum rotations, for generating control impulse to rotation retarding means or drive |
| | 277 | With fluid or resilient shock absorbing or tension maintaining means attached to, supported by, or supporting guiding structure for cable |
| | 278 | Plural drums or drum with plural distinct sections |
| | 279 | With vehicle for supporting at least one drum |
| | 280 |  Having rotatable, cable guiding, pulley wheel element spaced from drums |
| | 282 | Drive for at least one drum includes motor of vehicle |
| | 283 | Having rotatable, cable guiding, pulley wheel element spaced from drums |
| | 287 | Juxtaposed to cable at single locus |
| | 288 | With means affixing at least one drum to supporting base and allowing movement between drum and base |
| | 290 | Plural, distinct, drive motors |
| | 293 | Each drum having plural, distinct drive sources or discrete drive trains |
| | 294 | Having common drive source or mechanically interlinked drive trains |
| | 295 | Including intermeshing gears in drive |
| | 296 |  Worm and worm wheel |
| | 297 | Epicyclic gear train having sun, intermediate (e.g., planet), and ring gears |
| | 298 | Shiftable into and out of intermeshing engagement |
| | 299 | Also including clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components |
| | 300 |  With frictional brake assembly mechanically linked to, and operationally influenced by, clutch |
| | 301 | With additional axially shiftable clutch mechanism mechanically linked to, and operationally influenced by, first clutch |
| | 303 | Fluid operated actuator shifts component |
| | 304 | Components having frictional contact surface |
| | 306 | Also including ratchet wheel and driving pawl |
| | 309 | Also including clutch mechanism having rotatable, radially shiftable, power transmitting component |
| | 310 | With means for preventing or retarding rotation of one or more drums in at least one direction |
| | 311 | Including sprocket wheel and chain in drive |
| | 312 | Including power transmitting pulley and rope or belt either in drive or in cable return means |
| | 313 | Including contacting friction wheels having noncollinear axes of rotation in drive |
| | 314 | Including expansible, noncombustible, fluid motor in drive (e.g., air, steam) |
| | 315 | Including noncompressible fluid motor or pump in drive |
| | 316 | Including electric motor in drive |
| | 317 | Including clutch mechanism in drive having coaxial, rotatable, relatively shiftable axially, power transmitting components |
| | 318 | With frictional brake assembly mechanically linked to, and operationally influenced by, clutch |
| | 319 | Components having frictional contact surface |
| | 320 | Including ratchet wheel and interengaging driving pawl in drive |
| | 321 | Including means for preventing or retarding rotation of one or more drums in at least one direction |
| | 323 | With vehicle for supporting drum |
| | 324 | Having arch-shaped body for straddling load |
| | 325 | Having rotatable, cable guiding, pulley wheel element spaced from drum |
| | 328 | Drive for drum includes motor of vehicle |
| | 329 | With means affixing drum to supporting base and allowing relative movement therebetween |
| | 330 | Movement engages or disengages drum from drive |
| | 331 | Movement occurs along line collinear with rotational axis of drum during pulling of cable |
| | 332 | Including pivotal, rotational, or swivel connection between drum and base |
| | 333 | Having pressure element spaced from drum to confine cable thereagainst |
| | 334 | Having rotatable, cable guiding, pulley wheel element spaced from drum |
| | 339 | Having plural, distinct drive sources or discrete drive trains |
| | 341 | Drive includes rack and either pinion or pinion segment |
| | 342 | Drive includes intermeshing gears |
| | 343 | Worm and worm wheel |
| | 344 | Epicyclic gear arrangement including sun, intermediate (e.g., planet), and ring gears |
| | 345 | Shiftable into and out of intermeshing engagement |
| | 346 | Drive also includes clutch mechanism having coaxial, rotatable relatively shiftable axially, power transmitting components |
| | 347 | With frictional brake assembly mechanically linked to, and operationally influenced by, clutch |
| | 348 | With additional axially shiftable clutch mechanism mechanically linked to, and operationally influenced by, first clutch |
| | 349 | Fluid operated actuator shifts component |
| | 350 | Components having frictional contact surface |
| | 352 | Drive also includes ratchet wheel and driving pawl |
| | 355 | Drive also includes clutch mechanism having rotatable, radially shiftable, power transmitting component |
| | 356 | With means for preventing or retarding rotation of drum in at least one direction |
| | 358 | Drive includes sprocket wheel and chain |
| | 359 | Either drive or cable return means includes power transmitting pulley and rope or belt |
| | 360 | Drive includes expansible, noncombustible, fluid motor (e.g., air, steam) |
| | 361 | Drive includes noncompressible fluid motor or pump |
| | 362 | Drive includes electric motor |
| | 363 | Drive includes contacting friction wheels having noncollinear axes of rotation |
| | 364 | Either drive or cable return means includes spring |
| | 365 | Drive includes clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components |
| | 366 | With frictional brake assembly mechanically linked to, and operationally influenced by, clutch |
| | 367 | Fluid operated actuator shifts component |
| | 368 | Components having frictional contact surface |
| | 369 | Drive includes ratchet wheel and interengaging driving pawl |
| | 370 | Drive includes clutch mechanism having rotatable, radially shiftable, power transmitting component |
| | 371 | With means on circumference of drum, or relatively movable drum components, for grasping cable |
| | 372 | With projections or apertures on drum for engagement with complementary structural formations on cable |
| | 373 | With pickup or pushing means on circumference of drum for cooperating with structure attached to, or formed on, end of cable |
| | 374 | Having noncircular or varying diameter, cable contacting perimeter |
| | 375 | Including means for preventing or retarding rotation of drum in at least one direction |
| | 376 | Ratchet wheel or formation and locking pawl |
| | 377 | Fluid resistance brake |
| | 378 | Frictional brake assembly having rotating, wheel structure and shiftable shoe or band |
| | 380 | With portable housing for drum and hand manipulated means for removably fastening housing to supporting base or load |
| | 381 | With structure (e.g., sweep, tree, yoke) adapting drum to be powered by draft animal |
| | 382 | Including static receiver spaced from drum for storing pulled cable |
| | 383 | With cable guard structure extending partly around and closely adjacent to drum |
| | 384 | Including hand held and operated lever with plural cable engaging means movably attached thereto for alternately contacting and pulling on cable |
| | 385 | With rotatable, cable contacting, pulley wheel element attached to and reciprocated by driving component of device |
| | 88 | INCLINED PLANE LIFTER |
| | 89R | MULTIPLE LIFTERS (E.G., VEHICLE LIFTS) |
| | 93R | FLUID PRESSURE |
| | 93VA | Vehicle attached |
| | 93L | Service station lifts |
| | 93A | Combined with screw |
| | 93HP | Inflatable portable bags |
| | 93H | Portable automobile jacks |
| | 94 | ROCKING SUPPORTS |
| | 95 | RACK AND PINION |
| | 98 | SCREW |
| | 104 | WEDGE |
| | 105 | STEP-BY-STEP TRAVELING BAR |
| | 113 | SINGLE THROW LEVER AND BAR |
| | 120 | SINGLE THROW LEVER |
| | 121 | Rail or tie lifter |
| | 122 | Lazy tongs |
| | 123 | Lever-supported thrust bar |
| | 124 | Mechanically actuated |
| | 129 | Adjustable |
| | 131 | Special engaging feature |
| | 387 | LOAD ENGAGING MEMBER AND POWER TRANSMITTING CABLE FOR SHIFTING MEMBER RELATIVE TO STRUCTURE WHICH CONTACTS AND GUIDES MEMBER |
| | 133R | SPECIAL ENGAGING ELEMENTS |
| | 388 | MEANS SUPPORTED BY, AND MAINTAINING RELATIVE SPACING BETWEEN, LONGITUDINAL RUNS OF AN ENDLESS LOAD MOVING CABLE |
| | 389 | DEVICE OR MEMBER FOR CONTACTING AND GUIDING MOVING CABLE |
| | 390 | Including rotatable, cable contacting, pulley wheel element |
| | 391 | With mechanism for retarding or preventing cable movement or element rotation |
| | 392 | With fluid, shock absorbing or tension restoring mechanism connected thereto |
| | 393 | Plural elements or element with plural cable contacting regions |
| | 394 | At least two of the elements having noncollinear axes of rotation |
| | 395 | Juxtaposed to cable at single locus |
| | 396 | Having juxtaposed elements repositionable relative to one another |
| | 397 | Including additional element spaced along cable path |
| | 398 | Having one element repositionable relative to another element |
| | 400 | Having axes perpendicular or skewed |
| | 401 | With portable block for elements and hand manipulated means for removably fastening block to support base or load |
| | 405 | With block for element and portion thereof repositionable for insertion or removal of cable or for exposure of element |
| | 407 | With means, or element structure, enabling object or obstruction on cable to bypass or travel over element |
| | 408 | With block for element having stationary portion adapted to coact with element to grip cable |
| | 409 | With portable block for element and hand manipulated means for removably fastening block to support or load |
| | 410 | Fastening means remotely operable or breakaway type |
| | 411 | With guard or guide for maintaining cable on element |
| | 412 | Including antifriction means for element |
| | 413 | With means for affixing element to support base and allowing relative movement therebetween |
| | 416 | With antifriction means for element |
| | 417 | Having cable contacting portion revolving around another component of device |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 900 | CABLE PULLING DRUM HAVING WAVE MOTION RESPONSIVE ACTUATOR FOR OPERATING DRIVE OR ROTATION RETARDING MEANS |
| | 901 | ANTIFRICTION MEANS FOR CABLE PULLING DRUM |
| | 902 | EITHER DRUM, PULLEY WHEEL ELEMENT, OR CABLE CONSTRUCTED FROM SPECIFIC MATERIAL |
| | 903 | YIELDABLE, CONSTANT ENGAGEMENT, FRICTION COUPLING (E.G., SLIP CLUTCH) IN DRIVE FOR CABLE PULLING DRUM |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG1 | JACK BASES |
| | DIG2 | ELECTRIC SCREW JACKS |
| | DIG3 | JACK HANDLES |
| | DIG4 | OBJECT ENGAGING HEADS FOR JACKS |
| | DIG5 | MEANS FOR DEPRESSING FOOT BRAKE WHEN ADJUSTING SAME |
| | DIG6 | FLEXIBLE RACK AND PINION |
| | DIG7 | PRINTERS FORM TRUCKS |
| | DIG8 | SCREW JACKS, PLURAL SECTION NUT |
| | DIG9 | VEHICLE-OPERATED LIFT PLATFORM |
| | DIG10 | TIRE OR RIM EXPANDING OR CONTRACTING DEVICES |
| | DIG11 | CABLE DRUM FEED FOR PRESSER |
| | DIG12 | PAWLS |
| | DIG13 | VEHICLE RETARDING DRUMS |
| | DIG14 | ROPE ATTACHMENT |
| | DIG15 | MOTOR CLAMPS |
| | DIG16 | AUTOMOBILE TRANSMISSION JACK |