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