| Subclass |
| Title |
|---|
|
ClassTitle
|
| ===>
TRAVERSING HOISTS
|
| | | |
| 272 | ![[Patents]](../gifs/ps.gif) | HAVING MEANS TO PREVENT OR DAMPEN LOAD OSCILLATIONS |
| 273 | | . Antisway (i.e., horizontal movements) |
| 274 | | . . By triangulation of load cables |
| 275 | | . . By cyclic control of trolley acceleration or deceleration |
| 276 | | HAVING RANDOM CONDITION SENSOR COMBINED WITH AN INDICATOR OR ALARM OR CONTROLLING MEANS OR DISABLING MEANS |
| 277 | | . Senses crane tilt (e.g., outrigger sensors) |
| 278 | | . Means determining overloading produced by load (e.g., strain gauges) |
| 279 | | . Sensor regulates counterweight or counterbalancing means |
| 280 | | . Boom movement stops responsive to overtravel or proximity to powerline |
| 281 | | . Hoisting stops upon load being raised to a predetermined position (e.g., anti-two block) |
| 282 | | WITH MECHANICAL INDICATOR |
| 283 | | . With weight indicator |
| 284 | | WITH MOTOR CONTROL |
| 285 | | . Remote control or at dual control positions |
| 286 | | . Cyclic operation |
| 287 | | . Manual fluid valve actuator |
| 288 | | . . Plural fluid motors |
| 289 | | . . . Controlled by common actuator |
| 290 | | . In control cab |
| 291 | | HAVING OPERATOR SUPPORT OR CAB |
| 292 | | BOOM POSITION LOCK |
| 293 | | HAVING SNUBBER OR BOOM BACKSWING STOP |
| 166 | | CLOSURE REMOVER |
| 167 | | WITH HAUL-IN LINE |
| 168 | | WITH MEANS TO PROJECT LOAD ENGAGER BEYOND END OF BOOM |
| 169 | | GROUND WHEEL OPERATED |
| 170 | | HAVING CLUTCH OR VARIABLE SPEED TRANSMISSION |
| 171 | | . Traveling bridge |
| 172 | | . Power takeoff |
| 173 | | . Variable speed transmission |
| 174 | | . Including means to selectively couple plural hoist functions to common power shaft |
| 175 | | HAVING MEANS FACILITATING ASSEMBLY OR DISASSEMBLY |
| 176 | | . Of sectional vertical support for boom |
| 177 | | . Of boom sections |
| 178 | | . Of counterweight from hoist |
| 179 | | . Of traversing hoist from support |
| 180 | | . . Vehicle support |
| 181 | | . . . And having motor to swing boom |
| 294 | | ADJUSTABLE TO TRANSPORT OR NONUSE POSITION (E.G., COLLAPSIBLE) |
| 295 | | . Crane boom supported by foldable or collapsible tower |
| 296 | | . . Extensible tower of relatively sliding sections |
| 297 | | . . Hydraulically pivoted tower or tower sections |
| 298 | | . Collapsible inverted "V" frame supports boom rigging |
| 299 | | . Collapsible or foldable boom |
| 300 | | . . Vertically swinging boom having pivoted sections |
| 301 | | . Vehicle stablizing means |
| 302 | | . . Lowered from vehicle body (e.g., outrigger) |
| 303 | | . . . Gear or screw drive to extend foot |
| 304 | | . . . Hydraulic means to extend foot |
| 305 | | . . . Pivoted lever or link to extend foot |
| 306 | | . . Boom or mast attached |
| 307 | | SHIP MOUNTED OR FLOATING (E.G., A CRANE FIXED TO A PLATFORM ADAPTED TO FLOAT) |
| 308 | | . Including counterweight or means to compensate for list, trim or skew of vessel |
| 309 | | . Having horizontally and vertically swinging boom |
| 310 | | . . Cable actuated horizontally and vertically |
| 311 | | . . . Plural booms |
| 195 | | HAVING COUNTERWEIGHT OR COUNTERBALANCING MEANS |
| 196 | | . Counterweight movable relative to load support |
| 197 | | . . Along rectilinear path |
| 198 | | . . . On wheeled carriage |
| 199 | | HAVING BOOM SHIFTABLE VERTICALLY ALONG A LINEAR PATH |
| 200 | | . Movable along nonvertical rectilinear path |
| 201 | | . Length of hoisting cable between boom and load decreases automatically as boom is raised |
| 202 | | . Vertically spaced fastening means along boom support |
| 203 | | . Fluid actuated |
| 204 | | . By mounting on vertically extensible support |
| 312 | | TRAVELING BRIDGE |
| 313 | | . Flexible |
| 314 | | . Having vertically adjustable track |
| 315 | | . Supporting second traveling bridge |
| 316 | | . Having plural trolleys |
| 317 | | . Having vertically or horizontally swinging boom on bridge or trolley |
| 318 | | . Having horizontally swingable track- or load-rotating means on trolley |
| 319 | | . Having load engager mounted for guided vertical movement beneath trolley |
| 320 | | . Motor fixed to bridge-supporting structure |
| 321 | | . Trolley mounted motor for trolley traversal via cable means |
| 322 | | . Bridge mounted motor for trolley traversal via cable means |
| 323 | | . Bridge mounted motor for load lifting |
| 324 | | . Having vertical supporting legs (e.g., gantry) |
| 325 | | . . Overhanging end |
| 326 | | . . Having specific engager for load |
| 327 | | . Having specific engager for load |
| 223 | | HAVING HORIZONTALLY SWINGING BOOM OR BRIDGE |
| 224 | | . Boom mounted for guided horizontal translation (e.g., trolley mounted) |
| 225 | | . Having trolley thereon |
| 226 | | . . Having vertical support remote from pivot (i.e., swinging bridge) |
| 227 | | . . And vertically swinging |
| 228 | | . . And means acting independently of hoist mechanism to shift trolley |
| 230 | | . Extensible by movement of boom or boom segment along longitudinal axis thereof |
| 231 | | . . And vertically swinging |
| 232 | | . And vertically swinging |
| 233 | | . . Plural booms |
| 234 | | . . With adjacent load-supporting rack |
| 235 | | . . Including means for sluing boom as it is swung vertically |
| 236 | | . . Including plural actuating means converging toward boom tip to effect both horizontal and vertical swinging |
| 237 | | . . Including means to swing boom vertically |
| 238 | | . . . Fluid actuated ram |
| 239 | | . . . Flexible cable |
| 240 | | . . . . Having passage for luffing cable through boom supporting member |
| 241 | | . . . . Human or animal powered |
| 242 | | . . Having specific engager for load |
| 243 | | . . . Grab |
| 245 | | . And means to swing boom horizontally |
| 246 | | . . Including flexible member driving gear or pulley having axis collinear with boom pivot |
| 247 | | . . Gear drive |
| 248 | | . . . Including rack or worm |
| 249 | | . . Human or animal powered |
| 250 | | . Having fluid ram directly actuating load cable or sheave therefor |
| 251 | | . Having specific engager for load |
| 252 | | . Having passage for hoist cable through boom supporting member |
| 253 | | . Having specific bearing structure |
| 255 | | HAVING VERTICALLY SWINGING BOOM |
| 256 | | . And compensating means to maintain horizontal movement of load |
| 257 | | . And trolley |
| 258 | | . Protruding laterally from vehicle |
| 259 | | . Having specific engager for load |
| 260 | | . Having means to swing boom vertically |
| 261 | | . . Fluid actuated ram |
| 262 | | . . Flexible cable |
| 263 | | . . . Human or animal powered |
| 264 | | . Extensible by movement of boom or boom segment along longitudinal axis thereof |
| 71 | | OVERHEAD |
| 72 | | . Cable, ship coaling type |
| 73 | | . Shiftable track |
| 74 | | . . Longitudinally movable |
| 75 | | . . Tilting |
| 76 | | . Cable |
| 77 | | . . Load-handling |
| 78 | | . . . Draft-rope |
| 79 | | . . . . Dumping |
| 80 | | . . . . . Double tackle |
| 81 | | . . . . . Grab |
| 82 | | . . . . . Sling |
| 83 | | . . . Load suspension |
| 84 | | . . . . Grab |
| 85 | | . . . . Sling |
| 86 | | . . Automatic stop |
| 87 | | . . Draft-rope, hoist-rope traverse |
| 88 | | . . . Divided hoist-rope |
| 89 | | . . . Hook-lowering |
| 90 | | . . . Running track |
| 91 | | . . . Cable return |
| 92 | | . . . Gravity return |
| 93 | | . . . . Cable |
| 94 | | . . Draft-rope, independent traverse |
| 95 | | . . . Anchored hoist-rope |
| 96 | | . . . Hook-lowering |
| 97 | | . . Load suspension |
| 98 | | . . . Hoist, carry and lower |
| 99 | | . . . Running rope |
| 100 | | . . . Sheave catch |
| 101 | | . . . . Pivoted cable extension |
| 102 | | . . . Sheave-frame catch |
| 103 | | . . . . Sliding |
| 104 | | . . . . Pivoted |
| 105 | | . . . . . Double |
| 106 | | . . . Rope catch |
| 107 | | . . . . Sliding |
| 108 | | . . . . Pivoted |
| 109 | | . . . . . Double |
| 110 | | . . . Rope grip |
| 111 | | . . . . Variable elevation |
| 112 | | . . . . . Carriage release |
| 113 | | . . . . . Side draft |
| 114 | | . . . . Coacting sheave |
| 115 | | . . . Ratchet sheave |
| 116 | | . . . Trips, stops and knockers |
| 117 | | . . Rope carriers |
| 118 | | . . . Cable stop-operated |
| 119 | | . . . Trolley-supported |
| 120 | | . . . Carrier sheave-operated |
| 121 | | . . . Permanently spaced |
| 122 | | . . Carriage holders, track clamp |
| 123 | | . . Pulley changers |
| 328 | | . Self-propelled trolley |
| 329 | | . . Automatic traversing stop |
| 330 | | . . Load-handling |
| 331 | | . . . Electric |
| 332 | | . . . . With grab |
| 333 | | . . . . With guide bar |
| 334 | | . . . . . With grab |
| 335 | | . . . . . With ladle |
| 336 | | . Nonmotor traverse |
| 337 | | . . Nonmotor hoisting |
| 338 | | . . With load-handler |
| 339 | | . . . Discharging |
| 340 | | . . . . Automatic |
| 341 | | . . Fluid hoist |
| 342 | | . . Lever hoist |
| 343 | | . Surface vehicle |
| 344 | | . . Self-propelled |
| 345 | | . . Drum |
| 346 | | . Trolley having wheels which contact different sides or planes of a beam |
| 347 | | BOOM OR MAST |
| 348 | | . Extensible by sliding sections |
| 349 | | . . By fluid pressure |
| 350 | | . . Having bearing means between extensible sections |
| 270 | | METHODS |
| 271 | | MISCELLANEOUS |
| | | ****************************** |
| | | CROSS-REFERENCE ART COLLECTION |
| | | ****************************** |
| 901 | | DOLLEY-TYPE CRANES |
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