| Patents for B66F 11 - Lifting devices specially adapted for particular uses not otherwise provided for (5,499) |
|---|
| 04/28/1981 | CA1100215A1 Remotely actuated auxiliary pressurization system |
| 04/21/1981 | US4262771 Safety device for crossing railroads |
| 04/08/1981 | EP0026543A1 Self-erecting telescopable structure |
| 03/31/1981 | US4258825 Powered manlift cart |
| 03/31/1981 | CA1098454A1 Lifting equipment having telescopic boom with automatic extension limiting |
| 03/10/1981 | US4254846 Apparatus and method for removing liners from their outer containers |
| 02/24/1981 | US4252215 Rescue device |
| 02/24/1981 | US4252213 Lifting system control device |
| 02/24/1981 | CA1096337A1 Telescoping aerial lift |
| 02/17/1981 | CA1095842A1 Elevating device |
| 01/22/1981 | WO1981000097A1 Vertically movable platform |
| 01/20/1981 | US4245441 Telescoping aerial lift |
| 12/02/1980 | US4236861 Scissors lift with pipe handler |
| 10/07/1980 | US4226300 Self propelled and extensible boom lift |
| 09/16/1980 | US4222457 Hydraulic platforms |
| 09/16/1980 | CA1085750A1 Hydraulic device for controlling the perpendicularity of boom members in mobile platforms |
| 07/22/1980 | CA1082077A1 Actuator for hydraulic systems in transportable mobile platforms |
| 07/01/1980 | CA1080668A1 Extensible boom |
| 06/25/1980 | EP0012602A1 Access apparatus having a plurality of booms |
| 06/10/1980 | US4206833 Mobile aerial tower |
| 05/06/1980 | CA1076971A1 Position responsive valve for controlling the retraction rate of a lower boom in an articulated boom assembly |
| 04/01/1980 | US4195708 Work chair for aerial lift |
| 03/25/1980 | US4194723 Scissors linkage workman's platform |
| 03/11/1980 | CA1073373A1 High-reach work platform assembly |
| 02/19/1980 | US4188757 Telescoping aerial lift |
| 02/12/1980 | US4187927 Remotely actuated auxiliary pressurization system |
| 01/29/1980 | US4185716 Self closing gate |
| 01/29/1980 | US4185427 Double cylinder over-center aerial device |
| 01/29/1980 | US4185426 Extension/elevation intra-action device for aerial lift apparatus |
| 01/01/1980 | CA1069110A Extraction device for ditch sheeting elements |
| 12/18/1979 | US4179010 Access equipment |
| 12/12/1979 | EP0006076A1 Lifting device with independently moving cage for climbing a mast |
| 11/27/1979 | US4175644 Scissors lift |
| 10/16/1979 | US4171120 Scissors lift work platform |
| 10/02/1979 | US4169511 Boom-pulpit vehicle |
| 09/05/1979 | EP0003727A1 Rail-guided working apparatus |
| 08/07/1979 | US4163538 Torsion counteracting pivots |
| 07/10/1979 | US4160492 Control system for mobile self-propelled aerial lift |
| 06/26/1979 | CA1057213A1 Access equipment |
| 06/12/1979 | US4157743 Working base elevating apparatus |
| 06/12/1979 | CA1056264A1 Fluid control system |
| 05/15/1979 | CA1054445A1 Vehicle for operation on both road and railroad track |
| 04/03/1979 | US4146998 Position responsive valve for controlling the retraction rate of a lower boom in an articulated boom assembly |
| 02/20/1979 | CA1048959A1 Metallurgical vessel lining arrangement |
| 02/06/1979 | US4137994 Constant level scaffold adapted for use with a tilt bed truck |
| 01/16/1979 | US4134500 Actuator linkage for mobile derricks and the like |
| 01/09/1979 | US4133411 Extensible boom |
| 12/19/1978 | US4130178 Elevating device |
| 12/05/1978 | CA1043710A1 Lift platform for trucks |
| 10/31/1978 | CA1041475A2 Climbing jack |
| 10/24/1978 | US4121687 Control system for hydraulic lifts |
| 10/10/1978 | US4118907 Lifting equipment having telescopic boom with automatic extension limiting |
| 10/03/1978 | US4118011 Lift mechanism with platform locking device |
| 09/26/1978 | US4116304 Aerial personnel lift including means for automatically controlling the position of the personnel bucket |
| 09/19/1978 | US4114854 Scissors lift work platform |
| 09/12/1978 | US4113065 Scissors lift |
| 09/12/1978 | US4113054 Fluid control system for mobile aerial towers |
| 08/15/1978 | US4106150 Elevated loading platform |
| 08/15/1978 | CA1036561A1 Working platform lifting apparatus for aerial ladder truck |
| 08/15/1978 | CA1036511A1 Vehicle-borne inspection and maintenance apparatus |
| 08/15/1978 | CA1036510A1 Aerial platform having boom mounted pipe holder |
| 08/01/1978 | US4103757 Tripod aerial lift |
| 07/04/1978 | US4098371 Mobile scaffold |
| 05/16/1978 | US4089388 Fluid control system |
| 05/09/1978 | US4088200 Lifting apparatus |
| 04/18/1978 | US4084619 Actuator for hydraulic systems in transportable mobile platforms |
| 03/28/1978 | US4081055 Hydraulic device for controlling the perpendicularity of boom members in mobile platforms |
| 03/07/1978 | US4077616 Metallurgical vessel lining arrangement |
| 01/17/1978 | US4068737 Safety device for mobile work platform lift |
| 11/29/1977 | US4060148 Portable collapsible scaffold structure |
| 09/20/1977 | US4049079 Tractor mounted apparatus for performing aerial work tasks |
| 09/20/1977 | US4048925 Vehicle for and method of operation on both road and railroad track |
| 09/13/1977 | US4047593 Actuating system for transportable articulated booms having raisable platforms |
| 08/30/1977 | US4044902 Aerial lifting equipment |
| 08/30/1977 | US4044856 Lifting equipment having a boom structure and a control mechanism for use therewith using a flexible light guide |
| 08/02/1977 | US4039094 Aerial lift platform with extendable wheels |
| 07/26/1977 | US4037684 Mobile lift apparatus with electric power system |
| 04/26/1977 | US4019604 Elevating platform apparatus |
| 04/05/1977 | US4015686 Portable multi-stage mechanical list |
| 02/22/1977 | US4008785 Transport device for movement of an operator up and down a utility pole |
| 01/18/1977 | US4003584 Dolly with articulated and steerable wheels |
| 01/04/1977 | US4000787 Vehicle for picking fruit |
| 12/14/1976 | US3997695 Protective covering for fiberglass boom |
| 10/12/1976 | US3985041 Non-conductive push-pull cable |
| 10/05/1976 | US3983960 Scissors lift |
| 09/07/1976 | US3978990 Mobile log skidder |
| 08/24/1976 | US3976166 Airport transfer vehicle |
| 06/29/1976 | US3966018 Working platform lifting apparatus for aerial ladder truck |
| 06/29/1976 | US3965625 Canopy support towers with adjustable canopy |
| 06/22/1976 | US3964504 Leveling valve |
| 06/15/1976 | US3963095 Auxiliary extension platform assembly support frame drive means for an aerial ladder assembly |
| 05/25/1976 | US3958377 Lightweight high strength boom construction |
| 04/27/1976 | US3952836 Construction hoist conveying system |
| 03/30/1976 | US3947191 Lightweight high strength boom construction |
| 03/23/1976 | US3945391 Float controlled hydraulic leveler |
| 02/10/1976 | US3937346 Movable stacking device |
| 02/10/1976 | US3937340 Aerial platform having boom mounted pipe holder |
| 02/10/1976 | US3937301 Trailer having a self-lifting platform |
| 01/27/1976 | US3934681 Overhead service unit |