Patents
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)
12/1994
12/01/1994DE4317200C1 Outrigger with supporting foot for heavy-duty equipment such as cranes, concrete pumps or the like
11/1994
11/30/1994CN2183982Y Crane stroke detector
11/29/1994US5368124 Device suspending a working cage
11/24/1994DE4416195A1 Process and equipment for felling and processing trees
11/23/1994EP0625614A2 Multipurpose construction vehicle
11/23/1994CN2183355Y Tower-type crane rotary mechanism
11/23/1994CN1095357A Moment limiter
11/17/1994EP0624542A2 Crane with a telescopic tower
11/16/1994CN2182800Y Multi-function safety guard device for crane
11/16/1994CN1095109A Renovating process for waste or old roll
11/10/1994WO1994025387A1 Extendible crane boom
11/10/1994DE4314779A1 Collapsible jib for a crane
11/09/1994EP0623767A1 Device for cooling the gear system of a crane
11/09/1994EP0623547A1 Mobile system for working and transport
11/09/1994CN2182168Y Pneumatic counterweight
11/09/1994CN2182167Y Domestic high building conveyer
11/01/1994CA2019125C Apparatus for manipulating a pallet
10/1994
10/27/1994WO1994024035A1 Device in extendible crane booms
10/26/1994EP0621229A1 Telescopic crane jib
10/26/1994EP0621228A1 Method of manufacturing and assembling cranes and crane, in particular: shipboard crane
10/26/1994EP0621227A2 Articulating log loading boom
10/25/1994US5359516 Load monitoring system for booms
10/23/1994CA2120219A1 Articulating log loading boom
10/20/1994DE4312196A1 Slewing crane
10/20/1994DE3546800C2 Bearings for telescopic crane jib
10/19/1994EP0592602A4 Swing lock mechanism for construction equipment with rotatable upper works.
10/18/1994US5355769 Sequentially operated cylinders with load holding valve integrated system
10/14/1994CA2115418A1 Mini boom bumper
10/13/1994DE4311662A1 Mobile heavy load, for example vehicles, cranes or the like
10/12/1994EP0619265A2 Telescopic jib for a crane, in particular for a foldable crane
10/11/1994US5353940 Alignment system for crane works and method of alignment
10/05/1994EP0618047A1 Mounting device for connection pins in frame elements and connection pins therefore
10/05/1994EP0617694A1 A crane
09/1994
09/29/1994WO1994021549A1 Apparatus and method for handling a counterweight
09/27/1994US5350075 Arrangement for controlling the direction of movement of a load hoist trolley
09/27/1994CA2015519C Jib stretching and folding device for crane
09/21/1994CN2177702Y Double-speed balancing crane
09/21/1994CN2177701Y Stepless speed regulating balance crane
09/20/1994US5348172 Industrial carrying machine
09/20/1994US5348171 Removable outrigger for mobile crane
09/15/1994DE4307654A1 Supporting stirrup with a stirrup neck and a head
09/14/1994EP0614845A2 Crane safety apparatus
09/10/1994CA2115586A1 Heavy lift crane arrangement
09/07/1994EP0552181B1 Process and device for acquiring and transmitting information with electrical conductors movable relatively to one another or the like
09/07/1994CN2176356Y Rotating mechanism of tower crane
09/07/1994CN2176355Y Hydraulic light railway hoist
09/07/1994CN1091721A Container derrick car
08/1994
08/31/1994CN1091390A Miniature moving crane
08/30/1994US5341898 Foldable boom for mounting on a roof of a building
08/25/1994DE4313432A1 Vertical lifting axis for transporters
08/25/1994DE4305620A1 Method of constructing and erecting cranes, and crane, in particular shipboard crane
08/24/1994EP0611725A1 Vehicle mounted crane
08/18/1994DE4240676C1 Construction crane for laying refractory bricks in converters
08/17/1994CN2174462Y On-vehicle crane
08/11/1994DE4306662A1 Method for calibrating the amplifier of a strain gauge on a crane
08/10/1994EP0609998A1 Transport means for a longitudinally divisible crane boom segment
08/03/1994CN2173230Y Fixed vertical column rotary arm carne
08/02/1994CA2043785C Railroad locomotive crane boom apparatus
07/1994
07/27/1994EP0608187A1 Hybrid position/force control procedure for a robotic manipulator
07/26/1994US5332110 Tractor mounted hydraulic pipelayer with side boom
07/20/1994CN1025510C Method and tool for elevating parts of water tower
07/20/1994CN1025489C Goods elevator for building
07/13/1994EP0606010A1 Ring segment connection
07/13/1994CN2171636Y Miniatur multifunction work vehicle
07/12/1994US5328040 Thrust-centering crane and method
07/07/1994DE4244592A1 Tracked transport vehicle for industrial sites
07/06/1994EP0604971A1 Balanced lifting and suspending device
06/1994
06/28/1994US5323690 Fluid actuator assembly for imparting rotational movement to a boom
06/23/1994WO1994013960A1 Hydraulic circuit for turning
06/09/1994DE4241018A1 Appliance for soil ramming - has support boom supported on ground via plate-shaped foot
06/08/1994CN2167974Y Rail-less lifter for construction
06/01/1994EP0599489A1 Logitudinally divisible crane boom segment
06/01/1994CN2167077Y Device for limitting load for hoists
06/01/1994CN2167076Y Arch type lifter with automatic lifting function
06/01/1994CN1087318A Balance stabilizing method for crane
05/1994
05/31/1994US5316265 Remote controlled scaffold hoist
05/31/1994US5315795 Deployable/retractable telescoping mast assembly and method
05/25/1994CN2166111Y Light hydraulic slave cranes for loading vehicle
05/24/1994US5314291 Load balancer
05/19/1994DE4238715A1 Loading device for rope winch unit - comprises horizontal loading beam with lift stop and draw rope, in guide, at free end which is fixed to gallows attached to floor plate
05/18/1994EP0597334A1 Transfer device
05/11/1994EP0596583A1 Crane, in particular crane mounted on a railway vehicle
05/10/1994US5310067 Compensating crane and method
05/05/1994DE4237033A1 Crane-forklift truck combination - provides additional pallet handling without crane removal and has holder to prevent tipping over
04/1994
04/28/1994DE4237139A1 Transporting constructional elements, esp. large wall panels - is carried out by programmed control of gripper arm and travelling carriage transporting panels from pallet to site of work
04/26/1994US5305605 Hydraulic piston and cylinder unit
04/20/1994EP0593390A1 Mobile crane
04/20/1994EP0592602A1 Swing lock mechanism for construction equipment with rotatable upper works
04/20/1994CN2162453Y 力矩限制器 Torque limiter
04/20/1994CN1085521A Fleche a repliage automatise pour grue
04/13/1994EP0592135A1 Luffing jib backstop assembly
04/13/1994CN2161594Y Hydraulic crane mounted on truck
04/13/1994CN1024176C Power-saving large torque low speed hoist for building and ship
04/06/1994CN2160645Y Combined unpowered lifting platform
04/05/1994CA2044090C Load balancing mechanism
03/1994
03/30/1994CN2159953Y Hand or electric rail safety gear
03/30/1994CN2159952Y Tower combined crane for building
03/24/1994DE4231637A1 Brake unit for rotary drive of upper machine carriage - has swivel lever of pump moving back and fixing in neutral position during braking without extra mechanical braking aids.
03/23/1994EP0588516A1 Crane backhitch
03/22/1994CA1327958C Gear lock quick disconnect mechanism for articulated machine