Abstract: A ladder with bracing is provided. In one embodiment, the ladder may include a first rail assembly comprising a pair of inner rails and a pair of outer rails, the pair of inner rails being slidably disposed in a upper portion of pair of outer rails, wherein a rear surface of each of the pair of outer rails lies in a common plane. A first plurality of rungs may be coupled between the pair of inner rails, and a second plurality of rungs coupled between the pair of outer rails. A brace may extend between and be coupled to the pair of outer rails, wherein the brace includes a first ramped surface, the first ramped surface having a first portion spaced away from the common plane, a second portion immediately adjacent the common plane, and a transition portion extending between the first portion and the second portion.

Abstract: Ladders, ladder components and related methods are provided. In some embodiments, adjustable stepladders are provided which include locking mechanisms that enable height adjustment of the ladder through application of a force towards the rails of the ladder. In other embodiments, spreader mechanisms are provided with cross bracing located and configured to provide additional stability to the ladder while also incorporating a handle that enables efficient collapsing of the ladder while reducing the potential of pinching ones hands or fingers. In another embodiment, a device is provided for selective coupling with the ladder that includes a support or safety rail and an adjustable tray. The device may be coupled with the ladder in a number of different positions including a stowed position. In another embodiment, a hinge assembly is provided having a magnetic component configured to be magnetically coupled with and temporarily store an object on the ladder.

Abstract: A lift vehicle comprises a base having a plurality of wheels, a battery arranged within the base, a drive motor powered by the battery and configured to drive at least one of the plurality of wheels and propel the base, a retractable lift including a first end coupled to the base and being movable between an extended position and a retracted position, a work platform supported by a second end of the retractable lift, and a linear actuator having a lift motor with a rotor. The lift motor is powered by the battery, and the linear actuator is coupled to the retractable lift so that rotation of the rotor moves the retractable lift between the extended position and the retracted position. The lift vehicle further includes an electromagnetic brake coupled to a first side of the lift motor.

Abstract: A plurality of sliding rails and a frame structure comprising a plurality of frame elements configured to be arranged at least partly circumferentially around a tower structure. Each frame element is slidably connected to at least one of the sliding rails, and the frame elements and the sliding rails are interconnected to form a scissor structure. An upwardly directed lifting force applied by a hoisting mechanism at connecting points at or near positions where the frame elements are connected to the sliding rails, in combination with gravity working on the frame structure, causes the frame elements to slide along the sliding rails, thereby causing the scissor structure to contract or expand to adjust a diameter of the frame structure to an outer diameter of the tower structure having the apparatus mounted thereon.

Abstract: A tree saddle includes a first panel having first and second ends with a body portion disposed therebetween, and a second panel having first and second ends with a body portion disposed therebetween. One or more connecting members operably couple the first and second panels to one another. A magnetic coupling system includes a first magnetic array disposed on the first panel, and a second magnetic array disposed on the second panel. The first magnetic array is magnetically coupled to the second magnetic array when the tree saddle is in a coupled condition. The first magnetic array is uncoupled from the second magnetic array when the tree saddle is in an uncoupled condition. The tree saddle includes a first profile when the tree saddle is in the uncoupled condition that is greater than a second profile of the tree saddle when the tree saddle is in the coupled condition.

Abstract: A scaffold toeboard assembly including a toeboard frame having a toeboard coupled to a riser with a first and second end, with a lift handle coupled to the first end, and a toeboard coupled to the second end. The assembly further including a support frame having a vertical support with an attachment member configured to couple to a scaffold swing gate, wherein the riser is slidably coupled to the vertical support.

Abstract: A fall-protection apparatus with a rotationally-activated braking device including at least one first pawl that is a velocity-actuated pawl and at least one second pawl that is an acceleration-actuated pawl, the at least one first pawl and the at least one second pawl being independently actuated and independently functioning.

Abstract: A scaffolding element having a scaffolding pole, at least one fastening element being disposed or formed on the scaffolding pole. The fastening element preferably has a fastening element body. The fastening element body can be L-shaped. Preferably, the free end of the fastening element body points straight upwards when the scaffolding element is in the mounted state. A projection is disposed or formed below the free end on the fastening element body, in particular in a section parallel to the longitudinal axis of the scaffolding pole. The projection can be part of a U-shaped bead.

Abstract: A fall protection system includes a substantially vertical guardrail post defining a first post side and a second post side; a lateral safety guardrail extending substantially horizontally from the guardrail post; and a pillar attachment assembly comprising a pillar attachment device and a flexible pillar attachment strap, the pillar attachment device mounted to the first post side of the guardrail post, and the flexible pillar attachment strap extending substantially horizontally from the pillar attachment device and configured to wrap around a structural component, wherein a free end of the pillar attachment strap opposite the pillar attachment device is releasably secured to the guardrail post.

Abstract: A rescue device for assisting in removing an individual from a confined space comprises a sheet comprising a high-density polyethylene having first and second ends and a projection extending laterally outward from the first end and has a top edge, a bottom edge, a projection edge, and a securing element. The sheet has first and second through apertures inset from the second end and aligned with the projection. The sheet is rollable between an undeployed position wherein the sheet has a reduced diameter and a deployed position wherein the projection is passed through the first and second through apertures and partially secured by the securing element. In the deployed position, the securing element may abut the sheet and retain the device in the deployed position.

Abstract: A guardrail mounting bracket includes an upper bracket assembly comprising an upper support component and an upper clamp component; a lower bracket, wherein the upper clamp component is oriented between the upper support component and the lower bracket; and a clamp fastener supported by the upper support component and configured to engage the upper clamp component, the clamp fastener movable relative to the upper support component to selectively bias the upper clamp component towards the lower bracket.

Abstract: A fall arrest device can include a fall arrest base including a torsion biasing element defining an axis; and a fall arrest arm rotatably secured to the torsion biasing element of the fall arrest base, the fall arrest arm biased towards an unloaded position of the fall arrest arm by the torsion biasing element and configured to rotate about the axis of the torsion biasing element and against the bias of the torsion biasing element when the fall arrest arm is loaded towards a loaded position.

Abstract: A ladder safety mechanism comprises at least one clamp, preferably a pair of spaced apart clamps, attachable part way along a ladder, to secure the ladder to part of a structure. In some embodiments, the mechanism includes at least one manually operated actuator, such as a rope or cable, coupled to the at least one clamp to enable a user located at the bottom of the ladder to open the at least one clamp to receive the part of a structure. In some embodiments, the at least one clamp is automatically secured to the part of the structure by placing the clamp onto the structure. The at least one manually operated actuator also enables a user located at the bottom of the ladder to open the at least one clamp to release the part of the structure. The at least one clamp is oriented substantially perpendicularly to a part of the structure to which the ladder is to be attached.

Abstract: A ladder having a right box rail having an outer web with an outer opening and an inner web with an inner opening. The ladder having a left box rail in parallel and spaced relation with the right box rail. The ladder comprises a hollow collar disposed in between the inner opening of the inner web and the outer opening of the outer web. The collar having a stem having a plurality of segments. The segments separated by slots. The ladder having a first rung attached to the right and left box rails. The first rung having a right end that extends through the outer opening, the collar and the inner opening. A method for using a ladder by a user. A method for forming a ladder.

Abstract: A configurable scaffolding system is configured to facilitate simplified, reconfigurable access to a plurality of horticulture racks. With use of the configurable scaffolding system, operator convenience and safety are improved, and increased plant density in horticultural applications can be achieved.

Abstract: The invention relates to a ladder assembly for equipment, the ladder assembly comprising a ladder pivotally mounted to a mount; an actuation mechanism that includes a drive that engages a rotational actuator, the rotational actuator operatively connected to the ladder; wherein the drive causes rotation of the rotational actuator causing the ladder to pivot about the mount.

Abstract: A scaffold includes a U-profile beam having an outwardly-open U-profile in which a scaffold platform is releasably hooked by mounting hooks. The U-profile beam has a perpendicular wall delimiting the U-profile and a guiding and fastening groove delimited by inwardly-extending groove reach-behind protrusions delimiting a locking space for releasably locking a locking element reaching behind the protrusions. An anti-lift-out and support element has an anti-lift-out element extending over the hooks to prevent lifting out. A support element fixed to the anti-lift-out element extends perpendicularly from the anti-lift-out element to a support element end for supporting the support element on the wall. The anti-lift-out element has a through-opening designed so that the fastening element moves the locking element toward the fastening element longitudinal axis and perpendicularly to the groove through the through-opening.

Abstract: A modular ladder having a single, central column for supporting radiating steps is shown and described. Steps are pivotally mounted on the central column to generate attachable modules. The steps fold up to a stowed position to minimize bulk when the ladder is not in use, and fold down to a nearly but not quite perpendicular position to facilitate climbing. The steps are held frictionally in the stowed position and by gravity in a deployed position when nearly perpendicular to the central mast. The ladder has a removable foot module for stability when propping the ladder on the ground. Each module bearing steps includes an integral loop for attachment of anchoring straps when desired.

Abstract: A flip door assembly includes a flip door and an interlock that controls whether the flip door may be opened. A worker safety system in one embodiment includes a work stand, a safety barrier, and a flip door assembly. The flip door assembly selectively engages with a keyed portion of the safety barrier to prevent access to a defined area by a worker. The flip door assembly includes a flip door having a top surface that is substantially planar to a top surface of the work stand when closed, and substantially non-planar to the top surface of the work stand when open. The flip door assembly further includes an interlock that prevents the flip door from opening when the keyed portion of the safety barrier is disengaged from the interlock, and allows the flip door to open when the keyed portion of the safety barrier is engaged with the interlock.

Abstract: A work gondola apparatus is provided with: a work cage into which a worker boards; equipment mounting parts disposed on both outer sides of the work cage; battery-driven elevating/lowering mechanisms which are mounted to the respective equipment mounting parts and which elevate/lower the work cage to a working location by means of cables that are being suspended; and batteries for driving the respective elevating/lowering mechanisms.