Class / Patent application number | Description | Number of patent applications / Date published |
182200100 | MEANS MAINTAINING PLATFORM LEVEL ON ANGULARLY MOVABLE SUPPORT | 15 |
20090101435 | Aerial work assembly using composite materials - An aerial work assembly including components having composite materials including a fabric-reinforced resin for providing electrically non-conductive assembly, by insulating and/or isolating conductive components. | 04-23-2009 |
20100200328 | HYDRAULIC BOOM SYSTEM FOR VEHICLE - The hydraulic boom system can include a boom receiving a work platform; a fixed component fixedly mountable to the vehicle; a rotary component, rotatably mounted on the fixed component about a vertical axis; a pivotal component, pivotally mounted to the rotary component about a horizontal axis, and receiving the boom; a hydraulic power unit having an electric motor driven hydraulic pump; and an electrical cable connected to the electric motor, and connectable to an electrical power supply located at a fixed position relative to the vehicle. The hydraulic power unit can be made integral to the rotary component. A raising hydraulic cylinder can extend downwardly inside a spacing in the fixed component. The electrical cable can have a coiled portion housed in the fixed component and coiled around the vertical axis. | 08-12-2010 |
20120217089 | DEVICE FOR ESTABLISHING ADMITTANCE AND TRANSPORT OF CARGO TO AND FROM A WIND TURBINE CONSTRUCTION ABOVE GROUND LEVEL - A device for establishing admittance and transport of cargo to and from a wind turbine construction above ground level and having a part which can be raised and/or lowered by wires and winches located at ground level and connected with snatch blocks attached to a part so that it can be raised and/or lowered in relation to the construction. The part has a number of travelling crabs according to the numbers of winches and the travelling crabs are guided of the wires between the winches and the snatch blocks, and that the part with the travelling crabs is displaced upwards or downwards by the wires. Advantageously, the wires are used for both hoisting the part and as guide for the travelling crabs. | 08-30-2012 |
20140034418 | REPAIR/CLEANING SCAFFOLDING TOWER FOR WIND TURBINES - The invention relates to a repair/cleaning scaffolding tower for wind turbines, having an open and closed metal structure that is semi-automatic, including a robotic arm that supports a variable shape basket, with between three and an infinite number of sides depending on requirements. The basket includes a safety device allowing the same to be removed immediately from the path of the blades. In addition to the robotic arm, the invention includes an L-shaped structural piece that supports a gangway used for maintaining the gondola. The repair/cleaning scaffolding tower includes a ring clamp with a gangway for maintaining the mast tower and several ring clamps without a gangway for stabilising the scaffolding tower. | 02-06-2014 |
182200200 | Adjustable to plural operating positions | 8 |
20090145690 | High-Rise Aerial Apparatus and Vehicle Equipped Therewith - High-rise aerial apparatus mounted on a vehicle in which off-level correction is required comprises an elongate member particularly an extendable ladder or an optionally telescopic boom extending principally along one axis and able to be equipped with an aerial cage, platform or any type of similar supporting structure. The elongate member is mounted on a base, with an intermediate part interposed between the elongate member and the base, the elongate member being mounted on the intermediate part that pivots about a second axis for off-level correction of the elongate member, the intermediate part being pivotally mounted on the base via a third axis providing for elevation of a free end of the elongate member with respect to the base. Two rams for elevating and lowering the elongate member are pivotally mounted on the base and are each controlled by a controller, and can simultaneously apply off-level correction while elevating the elongate member through suitable control of the rams. | 06-11-2009 |
20100170747 | 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 is mounted for sliding movement along a support beam affixed to a boom and the platform is mounted on the carriage permitting rotation of the platform about a substantially vertical axis. In a second embodiment a four bar linkage is used for longitudinally moving a rotatable platform. One or more powered means may be provided for elevating, leveling and longitudinally and rotationally positioning the work platform. | 07-08-2010 |
20110042164 | APPARATUSES AND METHODS FOR DETERMINING AND CONTROLLING VEHICLE STABILITY - A vehicle for lifting a load with respect to a support surface includes a load carrying member configured to carry the load, a frame, and a support assembly coupling the load carrying member and the frame. The support assembly is configured to move the load carrying member between stowed and deployed positions with respect to the flame. The vehicle further includes a plurality of motion devices that support the frame relative to the support surface, and the motion devices are configured to move the frame along the support surface. In addition, the vehicle includes a control system associated with the motion devices and configured to determine contact forces between the motion devices and the support surface. The control system is further configured to determine stability of the vehicle based on the contact forces. | 02-24-2011 |
20120211301 | PLATFORM LEVELING SYSTEM - A leveling system for a structure to be leveled is provided. At least one linear accelerometer is mounted to measure acceleration in a principal plane of motion of a lift structure. An angular rate sensor is mounted to measure angular velocity about an axis perpendicular to the principal plane of motion of the lift structure. An electronic control module is configured to use measurements from angular rate and accelerometer sensors to produce a level angle output. The level angle output is used to adjust and control a level angle of the structure to be leveled. | 08-23-2012 |
20120241250 | Aerial Work Platforms and Aerial Work Platform Assemblies Comprised of Polymerized Cycloolefin Monomers - An aerial work platform assembly includes: a) a platform shaft retaining assembly; b) a mounting bracket connected to the platform shaft retaining assembly; and c) a platform connected to the mounting bracket. The platform shaft retaining assembly includes two concentric apertures for installation of a pivot shaft therein; the mounting bracket having an upper gusset member and a center gusset member that are bonded together and that include horizontal portions to which the pivot shaft is bonded; upper and lower platform pins; a valve bracket; a platform bracket; and upper platform pins that provide for pivoting on a lower platform pin and tilting down of the platform thereby. At least one of the platform shaft retaining assembly, the mounting bracket, the platform, the upper and lower platform pins, and the valve bracket are molded from at least one monomer having at least one norbornene functionality, such as polydicyclopentadiene. | 09-27-2012 |
20130306404 | Aerial work assembly using composite materials - An aerial work assembly including components having composite materials including a fabric-reinforced resin for providing electrically non-conductive assembly, by insulating and/or isolating conductive components. | 11-21-2013 |
20130319792 | APPARATUSES AND METHODS FOR PROVIDING HIGH ELECTRICAL RESISTANCE FOR AERIAL WORK PLATFORM COMPONENTS - Methods, systems and apparatuses for providing high electrical resistance for an upper control assembly (including control handles) of an aerial lift are provided through an isolation member that is integral to the upper control assembly and interposed between fluid lines in the control assembly and a set of fluid conduits that extend from the control assembly towards other portions of the aerial lift. The isolation member is a dielectric element that comprises a manifold that is made of material that is substantially electrically non-conductive, and that has a plurality of through-holes or hoses configured to allow hydraulic fluid to flow through the isolation member into and out of the fluid lines and conduits. These methods, systems and apparatuses are preferably used in upper control assemblies of aerial platforms that can carry one or more operators in order to prevent such operators from electrocution when controlling the lift. | 12-05-2013 |
20150298948 | METHOD AND APPARATUS FOR MAINTAINING THE INTERIOR OF A VERTICAL STRUCTURE - The present invention relates to an apparatus and a method to repair the interior of a vertical structure. The invention includes a telescopic ladder and a knockdown platform that can be deployed and assembled on-site. | 10-22-2015 |
182200300 | Swingable support | 3 |
182200400 | Of dielectric material | 3 |
20080308350 | ISOLATION MECHANISM FOR ELECTRICALLY ISOLATING CONTROLS OF BOOMED APPARATUS - An isolation mechanism for electrically isolating a control input mechanism of an otherwise substantially conventional boomed apparatus ( | 12-18-2008 |
20100193286 | Aerial Work 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 mounting bracket; wherein the platform shaft retaining assembly, mounting bracket, and platform are constructed from the same or differing composite materials comprising a fabric-reinforced resin. Optionally, the fabric-reinforced resin includes a perform fabric having a conformable three-dimensional weave, and the resin is a dielectric resin selected from either epoxy, epoxy vinyl ester, vinyl ester, polyester, or phenolic. | 08-05-2010 |
20150307337 | VEHICLE MOUNTED CRANE BOOM ASSEMBLY WITH A DIELECTRIC BOOM ARM - A hydraulic boom assembly comprises a base and a first boom arm extending from the base. A second boom arm is pivotably coupled to the first boom arm. There is a hydraulic system for actuating the first boom arm between an extended position and a retracted position, and for pivoting the second boom arm. A work platform is coupled to the second boom arm. The work platform is provided with a brake mechanism that is independent of the hydraulic system for actuating the first boom arm and pivoting the second boom arm. | 10-29-2015 |