Class / Patent application number | Description | Number of patent applications / Date published |
182106000 | WITH HANDRAIL OR GUARD FOR LADDER | 30 |
20080202850 | PORTABLE SAFETY LADDER ASSEMBLY - A safety ladder assembly and a safety extension used in combination with a ladder suitable to permit safe and easy access to the landing areas, working platforms, scaffolds, etc. The assembly includes safety extension members having a plurality of horizontal handgrips ergonomically designed to prevent falls from the ladder when a user is ascending upward or descending downward. | 08-28-2008 |
20080302603 | LADDER PLATFORM AND SAFETY RAIL DEVICE - A ladder platform and safety rail device is provided for mounting on one or more ladders and includes a U-shaped bracket with an insert leg for extending through a hollow ladder rung. The bracket also includes a rail leg, which is releasably connected to a rail. The bracket legs extend through a bracket leg plate, which secures their ends together with the device mounted on one or more ladders. A working deck is formed by a plank supported on a ladder jack attached to each ladder. A rail support strut extends between the rail and the plank. | 12-11-2008 |
20090000868 | Ladder Docking Device - A ladder docking device including a ladder securement device and a pair of handrails is provided. The ladder securement device secures a ladder in an assigned location so that using the ladder while carrying tools and equipment up the ladder becomes safer and more secure. Specifically, the ladder securement device captures one of the ladder rungs to help avoid the ladder bottom from slipping on unstable or slippery surfaces and from sliding off sideways. Handrails of the ladder docking device provide a safe transition when stepping off the ladder or stepping down from the roof. | 01-01-2009 |
20090107763 | Toddler stair block - A child safety barrier for stairs that is placed on the lower step of a stairway is block-like for filling the space overlying the lower step in depth and laterally, and has an upper surface having a downwardly curved slope from its highest point at the step rear riser to the forward edge of the step. The barrier prevents a young child from climbing the stairs by obstructing their access to the step and the sloped surface causes their knees and hands to slide off the barrier, as their upper bodies are not strong enough to pull themselves over the barrier. The barrier is preferably composed of a pressure molded polyurethane material, which provides a closed outer skin that is easily cleaned and an inner porous structure that is compressible to a flat shape by the weight of an older child or adult allowing easy navigation. | 04-30-2009 |
20100025150 | Security cone-door for a ladder - A first embodiment of the security apparatus comprises a retaining collar; a plurality of segments forming a generally frusta-conical enclosure, with one or more of the segments having an access opening therein; and a lockable access door covering the opening. The retaining collar is separable into portions that conforms to the shape of the periphery and are coupled together around the structure. The segments have an upper portion that attaches to the collar; and have a bottom portion that extends radically downwardly from the collar at an angle of about 30 degree; with the radial edges interconnected forming the enclosure. | 02-04-2010 |
20100096215 | LADDER ASSEMBLY AND ASSOCIATED METHODS OF USE - A portable ladder assembly for accessing a cargo carrying structure of a transport vehicle includes a first side rail and a second side rail connected to the first side rail by steps forming a ladder structure. A stake pocket mounting structure and a bracing structure is arranged and configured to engage a sidewall of the cargo carrying structure when the stake pocket mounting structure is received by a stake pocket of the cargo carrying structure. | 04-22-2010 |
20100122871 | Tractor Tire-Mountable Folding Step Ladder - A portable, foldable step ladder in a deployed configuration straddles a tire of a truck, tractor or other heavy vehicle, allowing an operator and mechanic to easily climb toward the engine compartment. A top step rests on the uppermost portion of the tire tread. A middle step and a bottom step are suspended from the top step and, together with their suspensory structure, are foldable into proximity with the bottom surface of the top step. On each side of the top step, a hand rail has a lower portion rotatably connected to the side of the top step near the front thereof. Each hand rail has a transverse portion extending toward the rear of the top step and, attached to the transverse portion, a rear portion extending downward and connected to the sides of the top step near the rear thereof. The hand rail assembly engages the side walls of the tire in hook-like fashion, stabilizing the top step, while the top step supports the hand rail assembly at four points. The hand rail rear portion is removable from the top step, whereupon the top step swings down between the hand rail front portions. The hand rail transverse portions are then rotatable relative to the lower portions, swinging the rear portions into front and rear abutment with the compactly folded step assembly, securing the step assembly. | 05-20-2010 |
20100230208 | CONVERTIBLE MULTIPURPOSE LADDER STABILIZERS - A multipurpose ladder accessory assembly for a ladder having a top rung, a penultimate rung and a multiple of lower rungs each extending between a first elongated ladder rail and a second elongated ladder rail defining ladder rails, each ladder rail having an upper end and a lower end, said accessory assembly comprising a first and second pair of ladder accessory arms each defining a first arm connected to the first ladder rail between the upper end of the first ladder rail and the penultimate rung, and a second arm connected to the second ladder rail between the upper end of the second ladder rail and the penultimate rung, such that each of the first arms and the second arms of the first and the second pair of ladder accessory arms are independently moveable from a folded position along the ladder rails to an extended position from the ladder rails. | 09-16-2010 |
20100230209 | QUICK DISCONNECT LADDER ASSEMBLY - A quick connect/disconnect ladder assembly includes a mounting plate attached to a vehicle's tailgate of a truck bed, a pivot plate mounted thereto to which is attached a ladder on which to ascend to gain convenient access to the bed of the pickup truck. When the tailgate is opened, the ladder can be pivoted away from the vehicle bed to a substantially perpendicular position with respect to its original orientation against the tailgate of the truck. The ladder is then pivoted downwards such that the lower end of the rails or legs contact the ground surface. The ladder is further pivotable counterclockwise to its stowed position on the tailgate to disconnect the ladder and pivot plate from the mounting plate. | 09-16-2010 |
20110011674 | LADDER EQUIPPED WITH SAFETY BAR - A ladder equipped with a safety bar comprises a first support supported on the ground, including a plurality of horizontal bars. A fixed bracket has one end fixed to the upper portion. A second support is rotatably combined with the other end portion of the fixed bracket. A foothold is between the first and second supports and is rotatably combined toward the second support on one side. A safety is installed in a C-shaped fashion toward the front side from the fixed bracket. Rotating devices are installed in the first and second supports. Each of the rotating devices comprises a first circular rotating unit having a groove on the outer circumferential surface. A second circular rotating unit rotatably inserted into the groove. A hinge axis penetrates centers of the first rotating unit and the second rotating unit and axially combines the first and second rotating units. | 01-20-2011 |
20110011675 | Boat trailer mounted bow entry ladder - In an first aspect, a ladder for mounting on a vehicle trailer includes an attachment bracket assembly for mounting on the trailer; a first side rail; a second side rail parallel to the first side rail; and a plurality of rungs pivotally connected to both the first and second side rails. The ladder is collapsible to decrease a distance between the first and second side rails. In a second aspect, a ladder for mounting on a vehicle trailer includes an attachment bracket; a first side rail; a second side rail parallel to the first side rail; a plurality of rungs connecting the first and second side rails; and a pivotal connection. The first and second side rails define a plane and the pivotal connection allows for rotation of the plane about a vertical axis. The pivotal connection is disposed between the attachment bracket and the first side rail. | 01-20-2011 |
20110168491 | Tailgate ladder for motor vehicles - An access apparatus for tailgated vehicles is provide having a slideable bar located within the top platform with rotatable ladder attached to the slide bar. A safety grab bar is provide with a spring loaded locking bar. The entire apparatus is removable by simply removing the four (4) mechanical fasteners and one (1) mounting knob. | 07-14-2011 |
20110247895 | Walk through ladder platform - A ladder or a retrofit kit for a ladder specially designed for a safe ascent onto and descent from a roof top. Two swing arms are mounted on the outside of the ladder rails near the top rung of the ladder. The swing arms are normally in a storage position along side the rails. The arms can be pivoted and locked in an upright or nearly upright position, forming handles to hold as a user walks through the arms and onto the roof. Each arm can have a non-slip grip covering at least half of the arm beginning at it's free end. Additionally, a swing plate is pivotally attached to the top rung. With the top rung just above the level of the roof edge, the plate or step can be pivoted over and onto the roof to create a safe step at the top of the ladder. The swing arms and safety step can be incorporated into a quick and easy to install retrofit kit which could be temporarily or permanently attached to most ladders. | 10-13-2011 |
20110253478 | PORTABLE SAFETY LADDER ASSEMBLY - A portable safety ladder assembly having safety extensions to permit safe and easy access to landing areas, working platforms, scaffolds, etc. The safety extension members have a plurality of horizontal handgrips ergonomically designed to prevent falls from the ladder assembly when a user is ascending upward or descending downward thereon. | 10-20-2011 |
20120145480 | Ladder Deployment System - A ladder deployment system for raising and lowering a ladder ( | 06-14-2012 |
20120175187 | LADDER WITH GUARD RAIL - In a first aspect there is a combination hollow-runged ladder with guardrails in which the guardrails are connected to at least a pair of spaced-apart yokes, each yoke extending through a respective ladder rung, and locking means to lock each yoke and hence the guardrails in an outwardly extended position relative to the ladder side rails. A second aspect provides a guardrail assembly for attachment to a hollow-runged ladder, the assembly comprising a pair of guardrails, one for each side of the ladder, each guardrail being connected to at least a pair of guardrail supports, each guardrail support being adapted to fit within a respective ladder rung and including means by which it can be releasably secured thereto, the arrangement being such that respectively opposite guardrail supports and the rungs to which they are releasably attached collectively define a releasable yoke for supporting the pair of guardrails. | 07-12-2012 |
20120205195 | LADDER DEVICE FOR CONSTRUCTION MACHINE - A ladder device includes a ladder main body, a hand railing, a driving mechanism and a coupling member. One end of the coupling member is pivotably supported by the ladder main body, while the other end thereof is pivotably supported by the hand railing. The coupling member is configured to: position the hand railing between the ladder main body and a walkway when the ladder main body takes the deployed posture; pivot the hand railing in conjunction with a pivot action of the ladder main body from the deployed posture to the retracted posture; and position the hand railing further inwards of the vehicle body than the ladder main body is when the ladder main body takes the retracted posture. | 08-16-2012 |
20120211305 | LADDERS, LADDER COMPONENTS AND RELATED METHODS - Ladders, ladder components and related methods are provided including various embodiments of a combination ladder. In some embodiments, a platform is provided that is fixedly coupled with a rail assembly of a combination ladder. The platform may pivot between a useable position or state and a stowed or stored position or state. The platform may maintain a position relative to certain rungs of the rail assembly while being displaceable relative to other rungs of the rail assembly. A hand rail may be coupled to the rail assembly and a tray may be coupled with the hand rail. The tray and the platform may be configured to maintain a constant distance between one another while the rail assembly is adjusted for height. | 08-23-2012 |
20120241254 | COMPRESSIBLE ACCOMMODATION LADDER AND RELATED METHODS - An accommodation ladder includes a body having opposite sides, an upper, and rear and bottom surfaces. The body is formed of a compressible material, such as dense foam material, and the upper surface of the body forms a staircase with a plurality of steps. Spaced stanchions extend upwardly from the staircase and stanchion pipes extend through the body and receive lines therethrough to secure the body to a marine structure. The spaced stanchions are adapted to accommodate a plurality of releasable safety lines therebetween. A method of facilitating access between adjacent first and second marine structures includes arranging the staircase accommodation ladder between the structures, the accommodation ladder being a fender between such structures. | 09-27-2012 |
20120261214 | SAFETY LADDER - The safety ladder may be an extension ladder having two or more relatively sliding sections, and incorporates a number of safety devices. The lower end of the ladder incorporates two opposed lateral stabilizers and two outwardly extending stabilizers, i.e., extending from the opposite face of the ladder from the structure against which the ladder is placed. The upper end of the ladder includes a pair of articulating lateral arms that brace against the structure against which the ladder is deployed, and articulating clamps or straps for securing the ladder to the structure. The medial portion of the ladder includes a handrail extending from each ladder rail. All of these devices may be retracted, collapsed, and/or folded for compact storage and transport when not in use. The entire ladder, i.e., rails, rungs, as well as the various safety components attached thereto, is coated with an electrically non-conductive coating for additional safety. | 10-18-2012 |
20120298447 | RETROFIT HANDRAIL SYSTEM FOR TRUCK - A retrofit handrail extension system or kit enables a large mining truck to be retrofitted in the field. The handrail extension system includes a first handrail extension member for connecting a first upper portion of a first ladder to a railing mounted to a catwalk around the cabin of the truck and a second handrail extension member for connecting a second upper portion of the first ladder to a forward-facing handrail mounted to an outer surface of the cabin of the truck. The system may include a third handrail extension member for connecting a first upper portion of a second ladder to a first platform railing mounted to a platform beside the cabin of the truck and a fourth handrail extension member for connecting a second upper portion of the second ladder to a second platform railing mounted to the platform beside the cabin of the truck. | 11-29-2012 |
20120298448 | Ladder Safety Device - The present disclosure relates to a ladder safety device that promotes the safe use of step ladders. The ladder safety device includes a first structural component that prevents a ladder user from stepping on an upper-most step of the step ladder. The ladder safety device also includes a second structural component that prevents the user from stepping on a ladder top of the step ladder. | 11-29-2012 |
20130118832 | ACCESS DEVICE - An access device ( | 05-16-2013 |
20140041964 | FOLDABLE ACCESS STAIRWAY FOR MACHINE - An access stairway attached with a platform of a machine, which is movable between a lowered position and a folded position. The access stairway includes a stairway pivotally supported at the platform, and a handrail attached to the stairway. The handrail is configured to collapse and align substantially close to the stairway in the folded position to allow an operator movement onto the platform. | 02-13-2014 |
20140124294 | Climbing Apparatus - A climbing apparatus comprises a plurality of steps secured between parallel side walls. Steps ascend from a lower position to a higher position at which they are secured to an end wall. End wall is perpendicular to the side walls and secured to the side walls with corner members. Corner members are at least partially hollow to accommodate vertically reciprocating adjustable handles. Adjustable handles preferably have a curved end to secure to and accommodate the sides of a shopping cart and can be locked at one or more vertical positions. End wall, corner members, side walls, and steps can be separate components fixedly attached with adhesive or fasteners or they can be integral with one another. Steps can include slip-resistant features, one or more non-slip feet can be placed on the underside of the climbing apparatus, and a safety gate can be included as well. | 05-08-2014 |
20140251728 | ELEVATOR AND ESCALATOR TOOL - A tool for use with elevators and escalators, having two or more slidably connected assemblies, is provided. The assemblies have rails connected together and arranged in a parallel orientation. Support members are connected to the rails and a plurality of treads is attached to the support members. The treads are configured to provide a working surface upon which personnel can stand, sit or kneel and upon which materials can be placed. An extension member is connected to one end of the rails. Each extension member includes a locking member and a stop. Each locking member includes a first arm, a second arm and a third arm. In an open position, the third arm is in contact with the stop and in a closed position, the second arm is in contact with the stop. The assemblies are configured to bridge gaps formed within and around the elevators and escalators. | 09-11-2014 |
20140353084 | SWIMMING POOL DESCENDING STRUCTURE WITH OVERMOLDED ANTI-SLIP COATING - The present invention relates to a swimming pool structure with steps and handrails, installed inside a swimming pool to permit entering and exiting a pool. An anti-slip surface is incorporated into the steps and handrails, which improves friction between the structure and a user's feet and hands to promote safety when entering and exiting a swimming pool. The anti-slip surface is an overmolded coating that covers all parts of the structure that come into contact with the user's body. The overmolded coating is an elastomeric material such as a thermoplastic or natural elastomer with rubber-like features. | 12-04-2014 |
20160024844 | SAFETY LADDER AND WORK PLATFORM FOR HELICOPTER AND AIRCRAFT MAINTENENCE - The disclosed lightweight portable ladder provides a stable platform that can nest in close proximity to helicopters, aircraft and other machines to facilitate enhanced access for inspection and maintenance. The ladder consists of a stepped unit connected by hinged means located near the top a support unit and means to hold the units in a fixed orientation. The distance from the hinge point to the bottom of the support unit is longer than from the hinge point to the bottom of the stepped unit. The hinge point may be located some distance below the top of the stepped unit, in which case the upper portion of that unit will be cantilevered with respect to the hinge point. The location of the hinge point can be tailored for specific aircraft and applications so as to provide an optimized fit when the ladder is positioned for use. | 01-28-2016 |
20160060957 | EASY STEP ASSISTIVE DEVICE - An exemplary embodiment is an assistive device for enabling individuals with limited mobility to step up to a generally horizontal patient support apparatus having: a pair of foldable frames each having a generally U-shaped vertical side frame. Each of the frames has a plurality of horizontal support members and is coupled to one or more horizontal support bars that are located at a rear of the device. A plurality of foldable steps is coupled to the frames. A method of a patient/user using the device described above includes the acts of: unfolding a folded device (if folded); placing the device with a rear portion facing and against an examination table or bed. Having the patient/user grip a pair of grips and placing a first foot on a lower step. The patient then places a second foot on an upper step with the first foot remaining on the lower step while maintaining his/her hands on the grips. The patient then places the second foot on the second step, thus having both feet on the upper step and in a standing position while gripping the grips. The patient then turns around on the upper step to face away from the examination table or bed while still gripping the grips and moving to a sitting position on the examination table. | 03-03-2016 |
20160108671 | CUSTOM MOLD PRESS LADDER - A ladder that employs an existing custom mold press frame to support itself thereon is provided along with a method of installation. A clamping engagement system employed by such a ladder is also provided along with a kit for installing the ladder with a mold press frame. | 04-21-2016 |