| Patents for B66C 23 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes (16,687) |
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| 11/29/1983 | US4417664 Method and apparatus for mounting lift crane on offshore structures |
| 11/29/1983 | US4417424 Segmented extendible boom |
| 11/22/1983 | CA1157394A1 Vehicle stabilizers |
| 11/15/1983 | CA1156978A1 Hitch and snatch boom assembly |
| 11/10/1983 | WO1983003816A1 Multiple offset boom extension |
| 11/08/1983 | CA1156699A1 Supporting chassis for a working machine provided with a rotary turret |
| 11/08/1983 | CA1156614A1 Bumper mounted hoist and movable hitch |
| 11/08/1983 | CA1156613A1 Telescopic crane boom having rotatable extend/retract screws |
| 11/01/1983 | US4412775 Vacuum assisted machine for handling articles |
| 11/01/1983 | US4412622 Telescoping strut crane |
| 10/25/1983 | US4411368 Safety system for hydraulically controlled hoisting apparatus |
| 10/11/1983 | US4408424 Telescoping cylinder stabilizer |
| 10/04/1983 | US4408195 Boundary plane warning system |
| 09/28/1983 | EP0089614A2 Bumper mounted hoist and movable hitch |
| 09/27/1983 | US4406574 Vehicle assist for disabled |
| 09/27/1983 | US4406375 Telescopic boom construction |
| 09/27/1983 | US4406097 Telescopic mechanism |
| 09/13/1983 | US4403704 Vertically pivotable boom bending device for crane |
| 09/06/1983 | US4402413 Counterweight arrangement |
| 08/23/1983 | US4399881 Track working or transport vehicle |
| 08/17/1983 | EP0085962A2 Hydraulic control system especially for swinging loads |
| 08/09/1983 | US4397479 Supporting leg for mobile constructions |
| 08/09/1983 | US4397396 Truck crane having an elongated main frame |
| 08/09/1983 | CA1151711A1 Supporting chassis for a working machine, such as a hydraulic shovel |
| 08/09/1983 | CA1151601A2 Industrial crane |
| 08/03/1983 | EP0084981A2 Method for folding and unfolding an extension jib in wheeled type crane, and crane therefor |
| 08/02/1983 | US4396127 Twin-type slewing crane |
| 08/02/1983 | US4396126 Telescoping crane boom |
| 07/26/1983 | US4395706 Boom limit safety control circuit |
| 07/26/1983 | US4395192 Boom cylinder |
| 07/26/1983 | US4395140 Bearing mounting with hydraulic fastening means for cranes and the like |
| 07/26/1983 | US4394914 Telescopic cranes |
| 07/26/1983 | US4394913 Crane having power operated outriggers and lock means therefor |
| 07/26/1983 | US4394912 Mobile crane having telescoping outriggers and power operated screw means for same |
| 07/26/1983 | US4394911 Heavy duty crane |
| 07/19/1983 | US4394108 Front loader vehicle with telescoping boom |
| 07/19/1983 | CA1150198A1 Method of extending a jib of a telescopic crane |
| 07/12/1983 | US4392698 Industrial crane with rotary electrical connector |
| 07/12/1983 | US4392574 Tower crane |
| 07/12/1983 | US4392573 Tie rope compensation arrangement |
| 07/06/1983 | EP0082991A1 Security attachment for large roller bearings, in particular for dredges and cranes |
| 07/05/1983 | US4391477 Quick release mounting for a turntable bearing |
| 07/05/1983 | US4391379 Lifting apparatus adapted for mounting in a vehicle trunk |
| 07/05/1983 | US4391342 Steering mechanism for vehicles equipped with power steering system |
| 07/05/1983 | US4391341 Supporting chassis for a working machine, such as a hydraulic shovel |
| 07/05/1983 | CA1149372A1 Method of and apparatus for transporting articles |
| 07/05/1983 | CA1149318A1 Apparatus for loading and unloading railway cars |
| 06/29/1983 | EP0082377A1 Extendable support for telescoping boom |
| 06/29/1983 | EP0082290A2 Crane with a movable work platform |
| 06/28/1983 | US4390315 Fire fighting boom assembly for service vessel |
| 06/21/1983 | CA1148506A1 Concentric ring segment supported lift crane |
| 06/14/1983 | US4388037 Hoist accessory for pallet trucks |
| 06/14/1983 | US4387814 Traveling attachment for ring supported lift crane |
| 06/14/1983 | US4387813 Movable ring supported lift crane |
| 06/14/1983 | CA1148122A1 Multi-purpose utility vehicle |
| 06/07/1983 | US4386711 Crane having stabilizer outriggers and vertically positionable jacks for same |
| 06/01/1983 | EP0080002A1 Mobile yard crane for the handling of containers |
| 05/31/1983 | US4385704 Crane boom top plate lateral support |
| 05/25/1983 | EP0079812A2 Automotive vehicle with mixed use for trailing and lifting |
| 05/25/1983 | EP0079328A1 A heavy-duty fore-and-aft working ship's crane |
| 05/17/1983 | US4383792 Crane for detachable mounting on a truck bed |
| 05/17/1983 | US4383617 Vehicle outrigger support system |
| 05/17/1983 | US4383616 Luffing jib for construction crane |
| 05/17/1983 | CA1146499A1 Separated ring segment dual pivot lift crane |
| 05/11/1983 | WO1983001611A1 Remotely operable latch and locking pin for a multi-section boom including a manual fly section |
| 05/10/1983 | US4382519 Traveling attachment for ring supported lift crane |
| 04/29/1983 | EP0058671A4 Force-moment compensating apparatus. |
| 04/27/1983 | EP0077638A2 Derrick crane |
| 04/26/1983 | US4381060 Ring supported mobile tower crane |
| 04/19/1983 | US4380244 Hose control system |
| 04/13/1983 | EP0076384A1 Bearing mounting with hydraulic fastening means for cranes and the like |
| 04/05/1983 | US4378933 Crane assembly |
| 03/29/1983 | CA1143700A1 High-strength light-weight boom section for telescopic crane boom |
| 03/22/1983 | US4377369 Apparatus for loading and unloading railway cars |
| 03/15/1983 | CA1142874A1 Transfer of crane from tower |
| 02/23/1983 | EP0072697A1 Outrigger device for wheel-mounted working machines |
| 02/23/1983 | EP0072567A2 Boundary plane warning system |
| 02/22/1983 | US4374566 Jib crane with polycentrical trajectory |
| 02/15/1983 | US4373853 Log handling machine |
| 02/01/1983 | US4371086 Support structures of excavating machines |
| 01/19/1983 | EP0069991A2 Lifting device for manually moving loads |
| 01/18/1983 | US4368824 Safe load indicator |
| 01/11/1983 | US4367673 System and method for controlling the elevation of a boom hoist device |
| 01/04/1983 | CA1138825A1 Safety control system for the boom of a crane |
| 01/04/1983 | CA1138824A1 Movable ring supported lift crane |
| 01/04/1983 | CA1138823A1 Traveling attachment for ring supported lift crane |
| 12/28/1982 | US4365926 Free-hanging load carrier for boom, with brake |
| 12/15/1982 | EP0066917A1 Gamma tomography apparatus comprising a parallelogram suspension system |
| 12/14/1982 | US4363413 Endless chain drive for telescopic jib sections |
| 12/14/1982 | US4363412 Crane counterweight and handling method |
| 12/14/1982 | US4363410 Split topping lift gear |
| 12/14/1982 | US4363409 Multi-purpose utility vehicle |
| 12/08/1982 | EP0066567A2 Crane mountable on a truck |
| 12/07/1982 | CA1137032A1 Crane attachments for backhoe and tractor |
| 11/30/1982 | US4361104 Twin hull semisubmersible derrick barge |
| 11/23/1982 | US4360111 Crane with telescopic jib |
| 11/17/1982 | EP0064896A1 Crane wagon provided with a movable counter weight device |
| 11/16/1982 | US4359164 Floating crane apparatus |
| 11/16/1982 | CA1135659A1 Portable boom structure |
| 11/09/1982 | US4358021 Separated ring segment dual pivot lift crane |