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| Number | Title | Issue Date |
| 7287724 | Tether system for balloon ride A tether system for use in a balloon ride having a balloon envelope and a gondola includes a tether connected to the balloon ride to prevent free flight. The system includes structure for offsetting the gondola from the tether so as to enable use of a smaller, light... | 10/30/2007 |
| 7284745 | Portable raising and lowering device and equipment therefor A raising and lowering device, particularly suitable for incapacitated human or animal patients. The device includes a load carrying support having at least one elongated arm including a proximal end section and distal end section. The arm is pivotable on the device... | 10/23/2007 |
| 7210896 | Electrical power generation assembly An electrical power generation assembly comprising a main body having a low density to provide lift and wind driven means on its surface to generate electrical power. The main body has a part-circular, or a part-elliptical, cross section frontal region. The main bod... | 05/01/2007 |
| 7168686 | Lifting apparatus A lifting apparatus for lifting and lowering a load comprises, in a known manner, a lifting drum and a drive, by which the lifting drum can be set in rotation in both directions. Serving as the pulling mechanisms are bands which are secured by one end to the lifting... | 01/30/2007 |
| 6674828 | Safe lift and process for transporting canisters of spent nuclear fuel A system and method for moving a canister of spent nuclear fuel from a first location, which may be within a nuclear power generation facility to a second location such as a storage cask that is used for short-term or long-term storage of spent nuclear fu... | 01/06/2004 |
| 6564954 | Rope hoist with elastic frame In a rope hoist (9), the rope drum (17) is rotatably mounted in a roughly C-shaped frame (13). To mount the rope drum (17), an appropriate bearing arrangement 37) is provided at one side, whereas at the other side the mounting of the rope drum (17) is eff... | 05/20/2003 |
| 6315138 | Multidirectional, switchless overhead support system An overhead support system. A riding surface is located over a space and supports at least one overhead cart from which a load is supported by a tension element. A plurality of spherical elements are positioned between the riding surface and overhead cart... | 11/13/2001 |
| 6250484 | Counterweight for monorail hoists A counterweight for a monorail hoist. The monorail hoist includes a single support beam and a suspended hoist assembly which is supported for movement along the support beam. The hoist assembly includes a support member which is transverse to the support ... | 06/26/2001 |
| 6079578 | Multidirectional, switchless overhead support system An overhead support system. A riding surface is located over a space and supports at least one overhead cart from which a load is supported by a tension element. The load can be moved horizontally in the space by applying a horizontal force to the load ca... | 06/27/2000 |
| 6041949 | Overhead lifter for electrical switching apparatus A lifting assembly for lifting an electrical switching apparatus for placement in an electrical cabinet includes a support frame moveable along first and second rail members mounted on the electrical cabinet. The lifting assembly also includes a winch hav... | 03/28/2000 |
| 5996823 | Overhead support system An overhead support system. An array of spoked rimless wheels are located over a space and supports at least one overhead cart from which a load is supported with a tension element. The load can be moved horizontally in the space by applying a horizontal ... | 12/07/1999 |
| 5673804 | Hoist system having triangular tension members A hoist system having triangular suspension bands minimizes sway and twisting during the lifting of a payload. The system includes three depending retractable and extensible triangular tension members which provide three sets of opposed horizontal tensile... | 10/07/1997 |
| 5147051 | Hoisting device for individuals A hoisting device for individuals includes a hoisting band which can be elevated and lowered in the vertical direction. The hoisting device comprises an elongated bracket on which a driving device is attached. The driving device is arranged to displace a ... | 09/15/1992 |
| 5080302 | Method and apparatus for aerially transporting loads The present invention is a balloon system for transporting a load wherein an aerostat is movable, both horizontally and vertically, throughout a working area defined by the guy lines that anchor the aerostat. Such area can include multiple pickup and disc... | 01/14/1992 |
| 5022543 | Positioning gear for moving a load suspended by at least one cable of a lifting system in the vertical direction Positioning device to be incorporated as a controllable coupling element between a load and the cable of a hoisting apparatus. The element includes a hydraulic cylinder connected to a hydro-pneumatic transformer and to a hydro-pneumatic reservoir. The tra... | 06/11/1991 |
| 4838437 | Monorail and fishplate assembly A girder support for a girder having a web and a top flange, the support is formed of extruded aluminium and is of a "T-shaped" configuration with a recess which encompasses the web and top flange, the support includes two legs between which the web is lo... | 06/13/1989 |
| 4398640 | Multi-span skyline logging system An arcuate jack is arranged to be secured to a spar for supporting a skyline over it. A carriage assembly comprises a main carriage arranged to travel on the skyline and a secondary carriage supported on the main carriage for movement between leading and ... | 08/16/1983 |
| 4387812 | Intermediate cable support A skyline intermediate support for use in cable logging systems and a logging carriage are shown and described. The intermediate skyline support permits the skyline cable to pass freely through the intermediate support while positively retaining the cable... | 06/14/1983 |
| 4347938 | Running skyline intermediate support and multi-span carriage A yarder is employed with a running skyline provided with a carriage. The running skyline has an intermediate suspended support consisting of a hanger bar with a shoe pivotally connected to the lower end of the hanger bar by a transverse shaft. The shoe h... | 09/07/1982 |
| 4316696 | Mechanism for transferring certified weights from and into a vehicle A scale testing vehicle for transporting certified weights and depositing them on the platform of truck scales, the vehicle body having a pair of rails supported above a truck bed carrying the weights and having a trolley carried by the rails for movement... | 02/23/1982 |
| 4301565 | Method and system for the removal and replacement of a bridge A method and system for the removal and replacement of bridges, for example, steel single-span railway bridges, starts with erecting vertical columns on the existing piers or abutments of the bridge. Cross-beam means are secured to the columns, perpendicu... | 11/24/1981 |
| 4203687 | Under water crane A system of submarine cranes suited to handling pipe, fittings, tools and machinery on the marine floor, as by divers, and having simple articulate carrying crossbeams with hydraulic motive means and controls, and possible balloon assistance and means to ... | 05/20/1980 |
| 4113112 | Constant balance crane A constant balance crane has a control tower and a plurality of gantry members mounted on the tower between its base and its upper section. Trolleys on the gantries are movably mounted, and a lift mechanism is provided on at least one trolley. On at least... | 09/12/1978 |
| 4055316 | Method and equipment for aerial transport Method and equipment to aerially transport loads between two sites. A winch is provided at each site and a load carrying balloon is coupled by cables to each winch. Auxiliary balloons are provided to maintain the cables at a height above objects in the li... | 10/25/1977 |
| 3982634 | Method and apparatus for erecting a vertical structure Climbing crane for construction characterized in that a superstructural portion of the climbing crane is removably fixed on the tower, the superstructural portion provided with a travelling device for moving on the built structure.... | 09/28/1976 |
| 3976265 | Semibuoyant composite aircraft Various modifications are disclosed of the composite aircraft, which is the subject of U.S. Pat. No. 3,856,236 by this same inventor. The control console is supported from the center of the upper rotating balloon sphere instead of its south pole to reduce... | 08/24/1976 |
| 3946971 | Load lifting system A load lifting system includes a platform suspended beneath a helicopter and provided with an engine for supplying thrust in a vertical direction. The platform engine is controlled to lift the load suspended below the platform while the aircraft supplies ... | 03/30/1976 |
