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Match Document Document Title
8833519 Vehicle mounted telescopic boom structure  
A vehicle mounted telescopic boom structure including a stowable jib boom and a stowable extension boom pivotally secured thereto as well as a personnel basket which is secured to the outer end of...
8763973 Cable catcher  
A cable catching device, for installation on a crane boom to catch at least one cable, suspended above at least part of the device when the device is deployed by the crane boom, in the event that...
8631902 Apparatus for elevating and positioning a work platform  
Apparatus for elevating, laterally and rotationally positioning an aerial work platform relative to a support structure such as a mobile vehicle. In one embodiment a platform supporting carriage...
8622170 Lift vehicle with multiple capacity envelope control system and method  
A multiple envelope control system and method expands the operating capabilities of a lift vehicle. The vehicle includes a platform mounted to a telescoping main boom. The main boom is configured...
8181921 Platform telescoping mechanism  
Disclosed are various embodiments of a platform telescoping system which comprises a platform, a first supporting arm, a second supporting arm, a telescopic driving mechanism which comprises a...
8162269 Cable drop support system  
A cable support system has a base that adhesively adheres to an attachment surface. Telescopic segments connect to the base and extend and retract in length. A cable receptacle attaches to an end...
7926670 Truck mounted telescopic boom structure including a stowable jib boom with a stowable personnel basket  
A truck mounted telescopic boom structure including a stowable jib boom having a stowable personnel basket mounted thereon is described. A mounting structure is provided at the outer end of the...
7748496 Aerial work platform assembly using composite materials  
An aerial work platform assembly is provided, comprising a platform shaft retaining assembly; a mounting bracket connected to the platform shaft retaining assembly; and a platform connected to the...
7669398 Harvesting machine  
A machine is provided for harvesting produce such as fruit from a pair of adjacent, generally parallel rows of trees. The machine includes a land vehicle for being driven between the adjacent rows...
7651059 Cable drop support systems for use with elevated structures  
In various embodiments, a cable drop support system is provided including a base adapted for attachment to a surface; at least one segment connected to the base; and, a cable receptacle attached...
7407038 Lifting framework for an industrial truck  
A lifting framework for an industrial truck has an extendible mast guided on a guide mast by rollers. Means are provided for bracing the extendible mast with the guide mast so as to prevent the...
7246684 Boom lift vehicle and method of controlling boom angles  
A boom lift vehicle includes a tower boom pivotally coupled at one end to a vehicle base for tower lift function and rotatable relative to the vehicle base for swing function. A main boom is...
7128186 Airport bridge people lift  
The present invention is an aircraft people lift system for use in combination with a movable elevated passenger walkway/bridge having an attached auxiliary access stairway and landing platform....
6543578 Analog control  
A control system for three mechanisms of a machine may include a pair of pivotable or rotatable structures and a telescoping or longitudinally urgeable structure that are coupled to a single...
6460652 Boom arrangement for rock drilling apparatus  
A boom arrangement for a rock drilling apparatus includes at least one boom and an actuator, e.g., a passenger cage, arranged at a free end of the boom. The boom also includes at least two boom...
6439341 Apparatus for monitoring loading of a lift  
A load lift comprising a lifter and a linkage on the lifter carrying a load support for movement therewith to different elevations. The linkage is a four-member linkage which includes a first...
6390312 Lift structures and lifting arrangement therefor  
Load-bearing apparatus, such as a boom lift, including first and second arm portions, in which at least one element, such as a hydraulic cylinder, is provided for selectively imparting a...
6276488 Crane extension system  
A crane extension system is provided for use with a crane having a boom, the improvement having a mounting platform assembly and a mounting basket, with the mounting basket secured to the mounting...
6024191 Lift apparatus having an articulated double parallelogram boom assembly  
A lift apparatus includes a superstructure frame support, a riser, and an articulated parallelogram boom assembly operatively connected between the superstructure frame support and the riser. The...
5727645 Aerial lift including a detachable end-hung basket  
An aerial lift comprising a self-propelled vehicle such as a truck or the like having a rotatable pedestal mounted thereon. An elongated telescopic boom has one end pivotally secured, about a...
5538207 Boom-mountable robotic arm  
A telescoping robotic arm for temporarily supporting energized power lines to enable repair or replacement of transmission poles, crossarms, insulators and the like. The robotic arm is connectible...
5286159 Mobile vehicular apparatus with aerial working device  
A mobile vehicular apparatus includes an aerial control cabin mounted on a tip end of a telescopic boom by a vertical shaft for turning movement about the vertical shaft, and an aerial working...
5268591 Upper power supply arrangement for mobile vehicular apparatus with aerial platform  
A mobile vehicular apparatus for moving an operator around a three-dimensional aerial work location includes a mobile vehicle having a vehicle body, a boom upwardly extensibly and downwardly...
5249643 Vehicular self-propelled aerial work platform and telescoping parallelogram boom therefor  
A vehicular self-propelled aerial work platform wherein a lower telescopic boom assembly is connected to a riser frame assembly having an upper telescopic boom assembly also connected thereto. A...
5113969 Displaceable working platform with extensible boom  
A displaceable working platform comprising a main frame having stabilizing extension posts secured thereto for immovably securing the main frame to surrounding surfaces. A displaceable platform is...
5107954 Control device for mobile vehicular apparatus with aerial platform  
A mobile vehicular apparatus for moving an operator around a three-dimensional aerial work location such as an electric cable or wire supported on posts includes a mobile vehicle having a vehicle...
5062245 Telescopic beam  
A telescopic beam has a cross-section comprising an array of members (11-17) whose cross-section are of essentially spiral or modified spiral form such that members have lengths of identical (or...
5021917 Control panel power enabling and disabling system for aerial work platforms  
A control panel enabling and automatically disabling system is coupled between a source of electrical power and a plurality of motion controls on an aerial work platform. Upon activation of a...
4979588 Overhead impact sensing system  
An electrical deactivation circuit and a two piece overhead guard assembly including two separately movable bar members which extends upward and over the head of an operator located on the upper...
4962827 Extendable, elevatable, rotatable, collapsible boom and basket for vehicles  
An extendable, elevatable and rotatable boom carrying at its outer end a basket which is longitudinally collapsible in order to reduce the longitudinal space occupied by the collapsible basket,...
4946027 Boom conveyor  
A boom conveyor including a cantilevered conveyor section having an operator's platform at its outer free end is disclosed. The conveyor section is mounted so that in use the outer free end is...
4946003 Mobile and aerial lift having offset boom support  
A mobile aerial lift having a vehicle of the type having a frame with a longitudinal axis and ground-engaging wheels carried by the frame. An operator's driving station is carried by the frame. An...
4936414 Detachable self-contained-aerial-maintenance platform  
An apparatus for maintaining and inspecting a dockside container crane includes a framework and a base for supporting thereon a rotatable turret having a telescopic boom and platform member. The...
4917213 Power transmission  
An electrohydraulic control system that includes a plurality of electrohydraulic devices coupled to a remote master controller by a high-speed serial communication bus. The bus has a serial...
4852690 Aerial ladder tower with pretensioned truss members  
In a ladder tower having multiple telescoping sections, each section includes a pair of longitudinally extending, laterally spaced apart truss members and a plurality of longitudinally spaced...
4809472 Carrier track assembly for extensible and retractable boom machines  
A carrier track assembly for extensible and retractable boom machines wherein the carrier track assembly is positioned within the telescopic boom sections and has one end connected to the...
4793437 Portable lift with telescopic booms and load-carrying apparatus  
Inclined telescopic booms actuated and regulated from the ground with detachable rungs forming a level track between the telescopic booms. A two-stacked load carrier, both stages on crawler type...
4784278 Lock mechanism for crane device  
A crane apparatus is provided with a lock mechanism which releasably locks the pivot axle of the personnel bucket against pivotal movement relative to the upper boom arm. The pivot axle is affixed...
4775029 Collapsible tower boom lift  
A collapsible boom lift comprised of upper and lower telescoping boom assemblies. The upper boom is pivotally connected to an upright support member which is pivotally connected at its lower end...
4744718 Aircraft service vehicle  
A support vehicle particularly for use with aircraft wherein the vehicle, in a non-operative mode is maintained at low overall height and size for ease of transport and storage but includes an...
4726445 Mobile lift  
A mobile lift comprises an undercarriage structure having a tow bar (1), a towing extension (9) and road wheels (7) supporting a main swivel bearing (6) for a lift boom (5) with a basket or...
4721213 Equipment and method for installing apparatus at elevated locations  
Equipment for installing apparatus at an elevated location at a site comprising an aerial lift and a crane located at the site. Each of the aerial lift and the crane comprises a vehicle, a boom...
4706779 Transportable, twin telescopic arm platform hoist  
The present invention is a transportable hoist consisting of a twin-arm telescopic unit comprising a given number of rectangular telescopic elements, which can be extended longitudinally by means...
4687073 Hydraulically elevatable access equipment  
Access equipment including a vehicle (10) on which stands a mast (14) movable between horizontal and vertical positions and mounted for rotation about an axis (13). The mast is telescopically...
4676340 Telescopic boom assembly having high dielectric properties  
A telescopic boom assembly is disclosed. The assembly includes a plurality of boom members having at least first, second and third boom arms telescopically disposed within each other. The first...
4676339 Self-contained-aerial-maintenance platform  
An apparatus for maintaining and inspecting a dockside container crane which includes at least one aerial work platform unit rigidly attached to one end of an ISO container. A spreader attached to...
4657109 Attachment jib for cranes  
An attachment jib for supporting various working devices, such as a pipe manipulator, includes a support base which can be rigidly coupled removably with existing elements on the nose block of a...
4625830 Work platform centering apparatus  
There is provided an over-translation sensing and centering apparatus for a scissors lift work platform comprising a linear cam arranged with electronic sensing means to detect an out-of-balance...
4589519 Vehicle mounted fire escape chute  
A telescoping, extensible fire escape chute is mounted on a vehicle carrying a telescoping boom having a passenger basket mounted at an upper end. The fire escape chute is formed of a plurality of...
4580659 Combination fire escape tube and rescue vehicle  
A combination fire escape tube and rescue vehicle is provided. The fire escape comprises an upper, supporting entry ring member and a mesh tube attached to this upper support member, the mesh tube...

Matches 1 - 50 out of 126 1 2 3 >