Patents for B66C 11 - Trolleys or crabs, e.g. operating above runways (1,442) |
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07/09/1985 | US4527698 Method of and apparatus for supporting rope of crane having articulating structure |
03/12/1985 | US4503984 Telfer carriage |
02/14/1985 | WO1985000579A1 Overhead travelling crane |
07/25/1984 | EP0114143A2 Automatic goods lift |
06/26/1984 | CA1169645A1 Coupling means for two carts travelling on parallel tracks |
01/03/1984 | US4423685 Crane trolley |
11/23/1983 | EP0094491A2 Crane for agricultural uses |
09/14/1983 | EP0088452A2 Material handling system |
07/12/1983 | US4392574 Tower crane |
07/12/1983 | US4392506 Apparatus for conveying tubular materials in pickling facilities of the same |
06/22/1983 | EP0081935A1 Improvements in or relating to hydraulically operated cranes |
05/04/1983 | EP0078085A1 Travelling trolley |
04/28/1983 | WO1983001435A1 Travelling trolley |
02/01/1983 | US4370932 Apparatus for the interconnection of two mobile carriers guided by parallel rails |
12/14/1982 | US4363411 Hammerhead crane with plural shuttle trolleys, a load trolley and movable counterweight means |
11/23/1982 | US4360304 Extendable crane trolley and method |
11/23/1982 | US4360112 Two-way extendable crane trolley |
11/03/1982 | EP0063724A2 Device for attaching a grab for agricultural buildings to a movable support by means of a flexible element |
10/05/1982 | US4352330 Apparatus for suspending, locating, moving or fastening loads |
08/10/1982 | US4343406 Control apparatus for a distribution crane equipped with a cable bucket |
03/30/1982 | CA1120899A1 Hatch cover crane |
03/09/1982 | US4318793 Automatic plating apparatus |
02/24/1982 | EP0046210A2 Trolley |
11/18/1981 | EP0039963A1 Tower crane |
04/08/1981 | EP0026724A1 Connecting device for two mobile carriages guided on parallel rails |
12/09/1980 | US4238036 Hatch cover crane |
11/12/1980 | EP0018466A1 Jib-crane |
09/02/1980 | US4220246 Sheave adjustable balance crane |
08/12/1980 | CA1083535A1 Crane unit |
06/17/1980 | US4208619 Automatons |
06/03/1980 | CA1078793A1 Driving arrangement for a cable passed about a driven guide roller |
01/01/1980 | US4181231 Polar wye crane |
06/19/1979 | US4158414 Crane device |
08/15/1978 | US4106641 Universal gantry crane |
08/16/1977 | US4042214 Overhead crane including an improved hoist drum and redundant hoist drum support means |
08/02/1977 | US4039086 Load balance, double bucket cable stay crane with load sensing means |
11/30/1976 | US3994401 Crane equipped with dual trolleys |
08/24/1976 | US3976202 Balanced lifting beam |
08/10/1976 | US3973679 Bridge crane with load cells for correlating the lift operation |
06/29/1976 | US3966058 Crankshaft transfer mechanism |
04/27/1976 | US3952836 Construction hoist conveying system |
04/13/1976 | US3949884 Transporting and lifting vehicle for heavy loads |