Abstract: A multi-level fall protection system for a structure under construction, the structure having reinforced concrete decks including a first deck and a second deck arranged above the first deck and openings provided in the decks. The system includes bearing plates arranged in an associated opening in the first deck and having a flange portion larger than the associated opening. Lateral support blocks are arranged in an associated opening in the second deck. Vertical support posts are detachably secured at a bottom portion to an associated bearing plate and extend upwardly through an associated opening in the second deck. The vertical support posts are supported laterally by the lateral support blocks. At least one flexible support line extends between and is coupled to a pair of the vertical support posts.

Abstract: A work deck configured for use within an elevator hoistway is provided. The work deck includes a platform having a plurality of planks. A plurality of telescoping assemblies is pivotally connected to one end of the platform, the telescoping assemblies each configured to span the elevator hoistway such that a first end of the telescoping assemblies seats against a building floor and a second end of the telescoping assemblies seats against a hoistway structure. A ladder has a first end and a second end. The first end of the ladder is pivotally connected to the platform and the second end is pivotally connected to the first end of the telescoping assemblies. The platform is configured to provide a work deck for personnel for use within the elevator hoistway. The work deck can be folded into a substantially flat package for ease of shipment.

Abstract: This maintenance trolley (17) for the air intake (9) of the nacelle of an aircraft turbojet engine is notable in that it comprises a base (19) and a platform (23) cantilever-mounted on this base (19) and designed to enter said air intake (9) without contact therewith.

Abstract: The present invention relates to a tree stand for obtaining an elevated view of the landscape that may include: a seat, where said seat may be rotated about a 360-degree range motion; a seat platform, where said seat platform supports the seat of the tree stand; side platforms, where the side platforms are adjoined to the seat platform to form the tree stand; a mechanism to connect the seat platform to the side platforms; a mechanism to secure and abut the tree stand to a tree trunk; and a ladder, where said ladder provides a mechanism to ascend into the tree stand. In one particular embodiment, three connecting rods may connect the seat platform to the side platforms.

Abstract: An aerial work platform and guardrail system having a deck which may include a deck frame; vertically extending guardrail supports affixed to the deck or deck frame; and guardrail sections at the periphery of the deck. The sections have legs receivable in the guardrail supports with spaced upper and lower guides affixed to the legs, the guides being receivable in said guardrail supports and having surfaces for engaging inner surfaces of the guardrail supports. Retainers retain the lower guides in the guardrail supports whereby the guardrail sections may be individually lifted from a lower operative position to an upper pivot position at which the sections are retained in the supports by engagement of lower guides with the retainers and may be pivoted about the lower guides to a horizontal position for storage.

Abstract: A roof perimeter cable guard system has a main stanchion member supported at its lower end by an anchor bracket screwed to the roof perimeter. A main brace member extends outward and downward from the upper end portion of the main stanchion member and curves around and under the perimeter feature. The main brace has a lower sleeve receiving an adjustable wall-engaging member to provide bracing against the wall of the structure. In one configuration the wall-engaging member has an additional supporting extender member, which allows the wall-engaging member to engage the soffit of an overhang. An inward extender member and parapet engagement bracket allow for position attachment to a parapet feature. Pairs of barrier cable engagement brackets having barrier cable receiving slots are spaced along the inner side of the stanchion vertical members for easy insertion or removal of an equal number of barrier cables, normally three.

Abstract: A retracting platform assembly for motor vehicle carrier trucks, where the platform retracts to a vertical position. The railing system remains in a vertical position, extending and retracting along a horizontal plane, and provides additional protection from falling off the edge of the platform. A series of elevation rods between the platform grate and the railing system aids in the transition between the extended and retracted positions. A weight-bearing beam assists in supporting the weight of the platform assembly, as well as attaches to a power supply that pushes and pulls the platform assembly from one position to the other.

Abstract: An operator cage for a machine such as a mobile elevating work platform comprises a base unit (22) and a fence assembly (25) releasably attached to the base unit, wherein the cage (6) is constructed and arranged to be readily disassembled for convenient transportation.

Abstract: This is a safety rest seat for permanent attachment to a lengthy ladder. A plurality of these safety seats is installed at different intervals on the ladder to provide resting areas for the climber, as needed, as he or she climbs upward or downward. The seat in an active seating position rests upon horizontal, permanently secured seat supports. Once the climber lifts out of his or her seated position on the seat, the safety seat portion will automatically rotate upwardly into an inactive, out of the way position so that it does not obstruct the climbing path. A counterweight is located at a rear section of the seat which automatically causes the seat to rotate upwardly to an inactive position when no downward pressure (or a seated user) is no longer exerted upon the seat.

Abstract: A scaffold has several spaced apart systems of construction frames present on top of each other, as well as handrail frames that extend between the construction frames. The construction frames have three posts connected together by crossbars, in which the front post is shorter than the other two. The handrail frames are attached to these short posts. Each handrail frame is built up of two post sections with a handrail and a side plank between them. The post sections form half of a lengthwise divided post. The post sections of two adjacent handrail frames thus form one whole post, which can be inserted into the short post of a construction frame. As the post sections are part of the handrail frames, the handrail frames can be easily attached to the short posts already present at the front of the construction frames.

Abstract: An elevator for use by masons with a scaffold structure. A group of lifts are arranged in horizontally spaced relation. Each lift includes a rail secured to the scaffold structure, a shuttle movable along the rail, a winch mounted to the shuttle, and a cable running from the scaffold top to the winch. Decks are supported by the shuttles to provide intermediate working platforms. Benches are supported by the shuttles for storing materials.

Abstract: The invention relates to a prop (32.1, 32.3) for a three-dimensional framework, particularly a scaffold (20), comprising a fastening mechanism (38) for attaching a railing device (28) to the prop (32.1, 32.3). The invention also relates to a connecting assembly for a railing device (28), comprising at least one prop (32.1, 32.3) for a three-dimensional framework, especially a scaffold (20), and a railing device (28) which can be attached to the prop (32.1, 32.3) with the help of a fastening mechanism (38). Also disclosed is a method for attaching a railing device (28) to a prop (32.1, 32.3) for a three-dimensional framework, especially a scaffold (20), with the help of a fastening mechanism (38). The fastening mechanism (38) encompasses a locking element which can be swiveled about a swivel pin. In the locked position, the locking surface of the locking element lies across from a bearing surface (43) of a support element that is mounted on the prop (32.1, 32.3).

Abstract: A barrier assembly includes an upright frame that supports a barrier including a pair of slidably coupled barrier members that are adjustable in length and are supported by a stirrup as well as the frame. The frame attached to the barrier members to support the barrier members is able to attach to a supporting surface. The frame extends upwardly from the supporting surface to support the barrier members at a position spaced from the supporting surface. The frame has a clamp device that engages the members to prevent sliding movement between the barrier members and thereby removably fixes the barrier members at a desired length and fixes the barrier members to the frame.

Abstract: The invention relates to a toe board (130.1.1) for a scaffolding (10) for the lateral limitation of walking and/or working surfaces (16) of scaffolding coverings (15), having an elongated board unit (31) configured of a hollow profile (132) made of steel (29), which is closed at the face end facing away from each other in the longitudinal direction (33) by an end cap (137), and which has a mounting unit (136) made of flat steel (70) that protrudes in the longitudinal direction beyond the respective face end. The end cap (137) comprises a cover part (140) protruding beyond the face end of the hollow profile (132), covering the face edges thereof, and substantially comprising plastic. The cap further comprises a fastening body connected to the cover part (140), the body being inserted in the hollow profile (132) and firmly connected thereto and/or to the mounting unit (136) via a fastening means (42).

Abstract: The invention relates to a vertical frame made of metal, particularly a scaffolding frame, having at least one first vertical shaft (21) and a bar-shaped, horizontal transversal arm (23) extending away from the same, the shaft and arm being permanently connected to each other, having the following characteristics: a first perforated disk having a plurality of openings is permanently mounted to the shaft (21), wherein the perforated disk is disposed concentrically to the shaft (21) and surrounds the shaft (21) in a flange-like manner; at least one first mounting device is provided on the shaft (21) at a distance to the perforated disk for mounting a fall-protection means; the transversal arm (23) on one end thereof has a first connecting head, and on the second end thereof facing away from the first end has a second connecting head by means of which the transversal arm (23) can be secured, or is secured, on a second vertical shaft (21) via a second perforated disk equipped with a plurality of openings by formi

Abstract: An A-frame ladder has a first ladder and a second ladder. The first ladder has two rails interconnected by a plurality of steps and a first set of grooves that receive a gate/barrier device to inhibit a person from using the first ladder's steps. The second ladder also has two rails interconnected by a plurality of steps and a second set of grooves, interconnected to the first set of grooves, that receive the gate/barrier device so the first ladder and the second ladder can be used and inhibits a person from entering the area between the first ladder and the second ladder through the second ladder's steps.

Abstract: A self-erecting suspension platform system having a work platform suspended between a sinistral modular mast and a dextral modular mast by a hoisting system. The modular masts are composed of at least two mast units stacked vertically and attached to one another. Each mast unit has a multifunction rail including a plurality of safety engagement devices and a stabilizer guide device, and a unit interconnection device. The work platform has at least two mast stabilizers that cooperate with the stabilizer guide devices to prevent undesired swaying of the suspended work platform. The work platform has a plurality of platform mast engagers cooperating with at least one of the mast safety engagement devices to releasably lock the platform to the modular masts. The hoisting system includes multiple carriages, hoists, and mast cables. Each carriage engages the associated mast so that the carriage may be conveniently slid up and down the mast.

Abstract: The present invention relates to scaffold safety apparatuses that allow a construction worker to safely tie-off while erecting a scaffold. The present invention allows the worker to move across one or more scaffold sections without having to disengage the safety line. In one embodiment, the safety apparatus (e.g. safety device or safety mount) includes two offset elongated members disposed in essentially parallel directions, wherein at least one of these two elongated members has a device that engages a safety line. The safety apparatus also has a connector that connects one elongated member to the other elongated member, and an attachment for securing at least one elongated member to the scaffold. The present invention additionally pertains to a scaffold safety system that includes one or more safety apparatuses, and a safety line; safety scaffolds, kits and methods for using same.

Abstract: A tray 100 for a tripod deer stand comprising two components 110, 111 wherein the first component 110 includes an inside width 140 that is greater than the second component 111 outside width 143 such that the second component 111 may slide within the first component 110, and wherein the first component 110 is adjusted in relation to the second component 111 to multiple desired overall tray widths 154 between a maximum width FIG. 2C and a minimum width FIG. 2A dependent upon the lengths of the first component 110 and the second component 111. At least two support brackets 160 and hardware 180 are included for securing the first component 110 with the second component 111 for a desired width, for securing the first and second component 110, 111 with the at least two support brackets 160, and for securing the support brackets 160 with the tripod deer stand.

Abstract: A collapsible tree stand includes a generally rigid first locking arm releasably locking a first platform in an extended position in which the first platform extends rearward from and generally transverse to the mounting frame. A second platform is secured to a lower portion of the mounting frame for movement toward and away from the mounting frame. A generally rigid second locking arm releasably locks the second platform in an extended position in which the second platform extends forward from and generally transverse to the mounting frame. The mounting frame, first platform and second platform are relatively moveable to a collapsed position in which the first and second platforms generally overlie one another.

Abstract: A tree stand may include an engagement component for engaging a tree trunk. The engagement component includes spaced apart engagement arms that are pivotable generally toward one another generally within a plane so that the engagement component is generally conformable to a circumferential segment of the tree trunk. Rails of the stand may be movable laterally. The rails may include a front arm and a rear arm, where the front arm is positionable relative to the rear arm. The stand may include a canopy assembly that is configurable between an extended, covering position and a retracted, uncovering position.

Abstract: A perimeter safety system used in pre-engineered metal building or roof system construction. The perimeter safety system includes a plurality of perimeter safety stands. Each perimeter safety stand has a main leg, a lateral support leg, and a perimeter leg. The lateral support leg and the perimeter leg may also be telescoping. The lower end of the main leg, lateral support leg and perimeter leg are each affixed to a panel foot. Each panel foot is capable of being detachably secured to a substructure and capable of being positioned between corrugations of an exposed fastener roof panel or detachably secured to a standing seam of a concealed fastener roof panel. The plurality of perimeter safety stands are interconnected with safety lines.

Abstract: A multi-level safety net support system for a structure under construction, the structure having reinforced concrete decks including a first deck and a second deck arranged above the first deck and openings provided in the decks. The system includes bearing plates arranged in an associated opening in the first deck and lateral support blocks arranged in an associated opening in the second deck. Vertical support posts are detachably secured at a bottom portion to an associated bearing plate and extend upwardly through an associated opening in the second deck. The vertical support posts are supported laterally by the lateral support blocks. Safety net support posts slidably engage the vertical support posts and outwardly extending safety net support arms are disposed at a top portion of the safety net support posts. A sheet of flexible netting is secured to at least two of the safety net support arms.

Abstract: An apparatus for use in clamping a structure at its edge, the structure having opposed surfaces, the apparatus comprising a stanchion, a first clamping assembly attached to the stanchion and a second clamping assembly selectively slidably moveable longitudinally along the stanchion, the second clamping assembly including a support plate extending laterally outward in a direction away from the stanchion, the support plate being positioned closely adjacent one of the opposed surfaces of the structure when the structure is clamped between the first and second clamping assemblies.

Abstract: An improved safety railing for use with an opening in a rooftop or other location. The safety railing is easily securable to the curb, or upstanding wall, surrounding the opening. The securing mechanism of the safety railing also takes advantage of any outwardly protruding lip on the curb of the opening. The safety railing features a base portion that is reversibly securable to the curb portion of the opening and a railing portion that rises above the base portion. The base portion includes a pair of side members that are shaped and sized to abut the upstanding portion of the curb. Each of the curb members also present a surface to underlie the lip of the curb and engage it if the base portion is lifted. The base portion also includes two base members that interconnect the two side members. The base members are preferably formed of round hollow stock and have threaded nuts welded to each axial end. Threaded bolts are used to affix the side members to the base members.

Abstract: A safety rail assembly for surrounding a structure protruding from a support surface comprises at least three base units for positioning in a free-standing manner on the support surface, support members each extending substantially vertically from a respective base unit, and barrier members each extending between and supported by a respective pair of successive support members, each base unit comprising a side face which faces inwards of the assembly towards another of the base units or a position between two or more other base units of the assembly, and each side face being of a shape which defines a recess which accommodates part of the protruding structure thereby to restrain lateral movement of the safety rail assembly away from the protruding structure.

Abstract: A protective barricade system to prevent persons from accidentally falling through holes in roofs or floors or from the edges of stairwells, balconies, or pitched roofs. The barricade system comprises a plurality of barricade brackets that are spaced apart and can be releasably attached to the underlying surface.

Abstract: A working platform (1) for aircraft maintenance has two chassis (3a, 3b), a working stage (5) and two height-adjustable support means (4a, 4b) connecting the working stage (5) to the chassis (3a, 3b). The working surface of the working stage (5) is assembled from at least two mutually separable segments (_b 5a, 5b, . . . ), wherein a first (5a) of the segments is supported by the first chassis (3a) and the first height-adjustable support means (4a) and a second (5b) of the segments is supported by the second chassis (3a) and the second height adjustable support means (4b).

Abstract: A roof worker protective netting apparatus includes a plurality of posts. A plurality of upper loops is provided. Each of the upper loops is attached to one of the posts and adjacent to a respective top end of the posts. A flexible mesh panel has a top edge, a bottom edge, a first side edge and a second side edge. Each of a plurality of upper hooks is attached to the panel and is positioned adjacent to the top edge of the panel. The upper hooks are each removably couplable to one of the upper loops. Each of a plurality of straps is attached to the panel and positioned adjacent to the bottom edge. Fasteners are extendable through the straps and into a roof to removably secure the straps to the roof when the panel is positioned adjacent to and extends upwardly from a lower edge of the roof.

Abstract: A scaffold system includes a scaffold frame, supporting one or more platforms. The scaffold system includes a fall protection system including a safety cable supported above the platform by safety cable supports. End supports include an enclosed end attachment while intermediate supports have guide rings that retain the cable but allow for insertion without threading the cable through the rings. Each worker is attached to the safety cable which can slide along the cable and between the guide rings of the intermediate safety cable supports. The workers arrest system generally includes a harness and a deceleration device. The cable supports are removably mounted to the frame with pin type connectors. A cover may be used for some applications and inclement weather with the safety cable supports passing through a seam in the cover or with the cover extending above and over the fall protection system.

Abstract: A construction platform includes an inboard portion that attaches to a floor of a building under construction and an outboard portion that extends beyond the floor to allow loading and unloading of material from a crane. A hinged joint extends through both the inboard portion and the outboard portion of the construction platform to allow the construction platform to fold up for storage and transport.

Abstract: A scaffold assembly comprising at least one pair of hook-on scaffold elements; said scaffold elements adapted for support of at least one builder's plank; each of said elements comprising a vertical main shaft provided with a hook structure at an upper end of said main shaft and a securing bracket at a lower end of said main shaft; each of said hook-on scaffold elements further comprising a braced hook-on arm; said hook structure adapted for engagement with a horizontal top plate of a building frame, and said securing bracket adapted for engagement with a vertical stud or a horizontal element of said building frame.

Abstract: A catwalk is provided for use in trenching operations that provides increased safety and improves efficiency. Methods are also provided that save time over the prior process of building multiple land bridges. Selected features include reduction in the number of ladders used increases worker safety, along with several other safety features such as catwalk railings, holding devices for ladders, etc. One catwalk is shown with a skid assembly to further increases efficiency by allowing the trench box to be towed with the catwalk in place. A manhole catwalk is shown for easy and safe inspection of manholes without the need for ladders.

Abstract: A post support assembly for an adjustable safety rail barricade is comprised of a universal flat attachment base plate to which a post is secured. The post support has a post connector pivotally connected to a guide bracket. The post connector has an open top end to receive a post therein in a detachably securable fashion. The flat attachment base plate has a pair of opposed side connecting arms disposed on opposed sides of a central connecting arm. At least two spaced-apart incline slots are provided in the side and central connecting arms and are all inclined in a common direction and at a common angle and have a lower open end. The inclined slots in the side connecting arms are spaced apart at predetermined distance. Preferably, but not exclusively, the post support is for a safety rail barricade to be used by roofers.

Abstract: A safety rail system for protection of workers at construction sites. The system uses removable posts secured to joists supporting balconies, decking and the like. The safety rail system can be installed and removed using standard tools. The system uses standard rails, removably secured to the posts which are preconfigured to meet existing code regulations. The improved rail system reduces undesired deconstruction of the safety rail system, but allows for ease of removal and replacement.

Abstract: A toeboard system includes toeboards of a cross section and an end configuration to assist in defining a locking corner connection of two toeboards at a scaffold upright. The system includes a toeboard clamp securable to a scaffold upright with projecting latch fingers for engaging two overlapped partially nested toeboards or two toeboards forming a generally perpendicular corner connection. A latch finger of the toeboard clamp engages a slot or port in the toeboards adjacent an end thereof to positively maintain toeboards in a perpendicular connection.

Abstract: A quick-connect/disconnect guardrail scaffolding system includes a first scaffold guardrail having a first forked clasp, a second scaffold guardrail having a second forked clasp, and a third scaffold guardrail pivotally coupled to the first scaffold guardrail and releasably coupled to the second scaffold guardrail. A quick-connect/disconnect guardrail scaffolding system includes a scaffold platform and a scaffold guardrail releasably coupled thereto. They cooperate to constrain horizontal separation, constrain vertical separation, constrain relative pivoting in a first direction about a generally horizontal axis, and permit relative pivoting in a second direction about the axis.

Abstract: An apparatus for use in clamping a structure at its edge, the structure having opposed surfaces, the apparatus comprising a stanchion, a first clamping assembly attached to the stanchion and a second clamping assembly selectively slidably moveable longitudinally along the stanchion, the second clamping assembly including a support plate extending laterally outward in a direction away from the stanchion, the support plate being positioned closely adjacent one of the opposed surfaces of the structure when the structure is clamped between the first and second clamping assemblies.

Abstract: An elevator car includes a cross-head portion and a balustrade mounted to the cross-head portion. The balustrade is moveable from a retracted position for normal operation of the car to a deployed position for inspection operation of the car. The car further includes a second retractable safety device also mounted to the cross-head for preventing or limiting movement of the car. The balustrade includes at least one control for operating the elevator car during the inspection operation, the control being arranged so that the control cannot be operated when the balustrade is in the retracted position.

Abstract: An apparatus for use in clamping a structure at its edge, the structure having opposed surfaces, the apparatus comprising a stanchion, a first clamping assembly attached to the stanchion and a second clamping assembly selectively slidably moveable longitudinally along the stanchion, the second clamping assembly including a support plate extending laterally outward in a direction away from the stanchion, the support plate being positioned closely adjacent one of the opposed surfaces of the structure when the structure is clamped between the first and second clamping assemblies.

Abstract: An outrigger assembly includes at least one support unit including a first elongated support arm and a second elongated support arm cantilevered and secured to the first support arm. A joist-supporting arm is removably engaged with the front end portion. The assembly further includes an upper support arm cantilevered and secured to the first support arm. A support member having opposed end portions is secured thereto and to the first support member. The upper support arm includes a plurality of L-shaped members mated along an edge thereof. An elongated board is positionable between adjacently disposed rear end portions. The front end portion exerts an upward force against the work area joists while the upper support arm exerts a downward force against a top surface of the work area such that the forces become balanced.

Abstract: A safety cage improves the safety of workers servicing tanker vehicles having top side hatches. A part or parts of the cage can be repositioned to permit the hatch cover to be opened and then can be returned to a safety enchancing position.

Abstract: A vertically adjustable safety railing system for obtaining safety railing access to the tops of mobile equipment of various heights such as tank trucks. The safety railing apparatus generally includes a plurality of posts, a railing, and activating means in communication with an actuating means. The safety railing having a collapsed condition and a vertically upright condition. The posts are pivotally mounted to mounting plates as well as connected to the railing so that when the posts are rotated to a vertically upright condition, the railing is elevated providing a railing to assist a person walking on top of the tank of a truck. The activating means is engaged by a cover plate hinged to a ladder disposed at the rear of the tank truck. Opening the cover plate to access the ladder places the activating means in a passing condition and actuates the actuating means to pivot the railing system to its upright condition.

Abstract: The invention relates to An anchoring device that is intended for, for example, the roof of a building. The inventive device comprises: a base which is used to fix to roofing; a hook element which is mounted to the base at one end thereof and which comprises a hook ring at the other end; a tilting mechanism which, in the event of an impact, enables the hook element to tilt in a normal plane in relation to the plane of extension of the base; a damping mechanism which is used to absorb energy during the tilting of the hook element. The damping mechanism comprises a trigger mechanism that can be used to prevent the hook element from tilting when the element is subjected to a force having an intensity that is lower than a pre-determined threshold. The aforementioned trigger mechanism comprises a removable part which is different from the other elements making up the damping mechanism.

Abstract: A lock utilizing a retractable pin is used to capture one link of a chain to fasten the chain to one or more vertical uprights. The user depresses a bolt that protrudes from the hollow vertical stake member to overcome spring tension and slide a hardened pin away from a slot in the stake and an aligned slot in the lock housing, then inserts a selected link of a chain and releases the bolt, which slides the pin through the chain link and beyond the slots. The pin reciprocates within a tight-fitting bore in the lock housing, increasing lateral strength of the locking system. The resulting railing can cover any length and a number of spaced parallel railings can be strung between spaced vertical uprights.

Abstract: The invention is a scaffold access system for use in a scaffold frame of horizontal and vertical scaffold members. The system includes double barrel scaffold horizontal member, a series of short scaffold boards, a series of long scaffold boards, a short vertical scaffold member, a safety gate, and a series of short horizontal members. The double barrel scaffold horizontal member has a upper tube and a lower tube joined in a vertical relationship and a third tube slidable in the lower tube. Each tube has an interior and an exterior end. The upper tube and the third tube have an attachment member positioned on its respective exterior end. The upper tube has an upstanding vertical stub, to which is attached the short vertical scaffold member. The short scaffold boards and the long scaffold boards are placed on the scaffold frame to define a scaffold deck with an access opening.

Abstract: A portable modular safety rail (20) is taught for protecting workers during building construction and remodeling. The invention in the preferred embodiment consists of two upright stanchions (22) having a flat mounting plate (36) on the bottom which is removably attached with fasteners onto a building. A number of connection members, in the form of round rings (46), protrude from the sides of each stanchion. Two adjustable length rails (56) that are rigid and telescope together engage the connection members on each end with pivotal attachment means consisting of safety snap pins (68) that fasten the rails with the assembly forming the safety rail module. The safety rail module may be horizontal when the stanchions are attached to a level surface or may be angled to accommodate stairs. A second embodiment substitutes chains (64) instead of the adjustable telescoping rails.

Abstract: A toeboard for a raised working platform advantageously cooperates with known construction systems to simplify securement and allow efficient setup. Each toeboard has connectors at either end of an elongate body member. Each connector has two fingers extending in a manner to intersect with a longitudinal axis of the elongate member. The connectors at opposite ends of the elongate body have an opposite orientation of said fingers where the fingers of one connector are 180 degrees out of alignment with the fingers of the other connector. This arrangement allows toeboards to connect easily in an end to end manner as well as in a perpendicular manner.

Abstract: A first embodiment of a safety rail for a folding scaffolding cart comprises a single hollow metal tube having two longitudinal ends and shaped to have three smooth 90 degree bends to fit diagonal posts of a folding scaffold. The portable scaffolding cart is a folding platform supported by a rectangular framework having four vertical tube supports with one support tube at each corner. Each support tube has lockable wheels. The vertical supports extend above the platform. The safety rail of the platform connects in an overlapping arrangement to the supports. Alternatively, self-tapping screw fasteners can secure the safety rail. The safety rail is a single shaped tube. Three smooth 90 degree bends in the safety rail allow it to extend upward from a first support, around the perimeter of the platform and back down to a diagonal second support.

Abstract: An improved temporary guard rail system for use by residential and commercial builders on construction sites in those areas of building structures where an accidental fall may result in serious bodily injury. In particular, the temporary guard rail system of the present invention includes a plurality of upright stanchions having mounting brackets integrally formed or attached thereto that are connected by a plurality of vertically spaced, generally horizontal side rails extending end to end. The vertically spaced side rails are adapted for 360 degree rotational movement in both horizontal and vertical planes. In addition, the tubular guard rails are fabricated in a plurality of sections that may be slideably engaged, one inside another, to provide a telescoping adjustment of length.