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WO/1994/003692A1 |
The invention concerns a device for securing a rail-shaped component (4) to an L-bar (2), one (7) of whose flanges lies flat against the device while the other (9) extends away from it. The device includes a screw-threaded clamp (11) wit...
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WO/1994/003695A1 |
The invention relates to a device relating to a fire escape ladder consisting of two side strings (1, 2) and rungs. One of the side strings is mounted to a wall by means of a plurality of attachment brackets (4). The ladder can be unfold...
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WO/1994/002205A1 |
An emergency escape device for a structure comprising a continuous cable in the form of a ladder (37) comprising two separate side supports pinned by rungs (20), said cable being accessible from a sidewall of a structure and being suppor...
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WO/1993/025793A1 |
Ladders (1) are equipped with a leaning support (20) during production or as an accessory, so that according to the use of the ladder (1), they may be set up and used with a leaning element for flat walls (5), for example even for glass ...
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WO/1993/024357A1 |
A setup joint between the chassis (1) of an apparatus, resting on the ground, and the operating part (2) of the apparatus, for adapting the angle of inclination and direction of said operating part to fit the job that has to be performed...
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WO/1993/022529A1 |
A transport system for moving a load, particularly for use in connection with servicing the surfaces of a building, comprising an elongated rail section (1) which is affixed to a stationary structure, and a travelling crab (3, 4; 5) prov...
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WO/1993/018271A1 |
The present invention relates to a balcony comprising a floor (16), a front guard railing (1) consisting of a grate with a number of perpendicular parallel rails (7) or the like, which are united at each end by means of a separate parall...
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WO/1993/016266A1 |
An escape ladder of collapsible construction has links (51) interconnecting adjacent rungs (53) with one end of the ladder being provided with means for fixing the ladder to a structure such as a wall. At least one end of each link is ar...
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WO/1993/015292A1 |
A pultruded composite column (10, 110, 156) and beam (12, 130, 168) joint system is used in the construction of large structures and is particularly adapted for an electrical transmission tower because of the reduced EMF levels at ground...
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WO/1993/014293A1 |
The present invention discloses a device for use in carpentry, painting, and other construction. The device has two side members (12, 14) shaped generally as quadrilaterals with the first side member (12) being a mirror image of the seco...
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WO/1993/002271A1 |
An extensible ladder comprises a plurality of sections, each having a pair of uprights (10, 11) connected by a rung (12), with the uprights of each section slidably engaged with the corresponding uprights of an adjacent section. The rung...
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WO/1993/000499A1 |
A flexible ladder comprises two parallely spaced longitudinal flexible members (10) and a transverse series of parallely spaced, rigid tubular rungs (12). Each rung (12) is secured at or adjacent to each of the opposite ends thereof to t...
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WO/1992/021847A1 |
An attachment for a ladder (9) is described comprising an elongated member (1) having a rubber wheel (2) at each end to engage and grip a wall (10) against which the attachment rests. The mid-portion of the elongated member (1) is shaped...
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WO/1992/020613A1 |
A bungy jumping tower (10) is disclosed having an elongated boom (11) arranged at an inclined angle relative to the ground. The boom (11) has at least one guide (45). A carriage (29) provides a platform from which a jumper may launch him...
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WO/1992/019834A1 |
A ladder having rungs (2) extending between two stiles (1) and being fixed to the stiles by means of end parts of the rungs passing through respective holes and the stile. The inner face (3) of a stile (1) and the inner face of a rung (2...
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WO/1992/018412A1 |
To allow motor-driven hoisting to the top of the leg of a crane while providing an emergency ladder with good safety characteristics, the crane leg is provided with a ladder (20) having a safety loop (30) (with a size of preferably no mo...
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WO/1992/017677A1 |
The invention is directed to strong, lightweight, electrically non-conducting ladder stiles (20) and ladders formed therefrom. Each ladder stile (20) comprises a tension (24) and compression portion (22) structurally interconnected by a ...
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WO/1992/014903A1 |
A foldaway step device for use in conjunction with a cabinet door, having a mounting plate (25) which is fixedly secured to the lower portion of the door (18), a step surface (37), legs (42, 43, 44 and 45), linkages (30 and 31), and a ha...
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WO/1992/014025A1 |
The longitudinal members comprise a tubular housing (8) and the bars (2) comprise a sleeve (11). The sleeve (11) is engaged in a corresponding lateral opening (9) in the housing (8) and its outer surface has an uneven circular shape. A m...
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WO/1992/012297A1 |
Proposed is a finished moulding (10) made from moulding material, in particular a concrete shaft element (11), which has inside it at least one support (18 to 21) on which a person can step. The support(s) (18 to 21) are an integral part...
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WO/1992/011425A1 |
In a tripod ladder (2), an erection and support mechanism (4) based on a vertically extending, triangular cross-section center post (34). This center post (34) is fastened at an upper end to the upper platform (10) of the ladder (2), def...
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WO/1992/011427A1 |
Particularly for use at the base of a scaffold upright (32), a support element (10) is provided which has a substantially planar upper surface region (12) delimited by upstanding retainer means in the form of a skirt portion (14), which ...
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WO/1992/009781A1 |
A flexible ladder for use on moving conveyances which provides frontal stability but lateral flexibility, the ladder having a first (40), a second (42) and a third (44) strut member each formed of flexible material and each supported in ...
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WO/1992/009780A1 |
A ladder which makes it possible for one person to climb onto another, particularly, a ladder which can be worn by adult for the purpose of enabling a child to climb up the ladder and onto the adult. The top portion of the ladder is atta...
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WO/1992/008870A1 |
A ladder leveling device having a pair of hydraulic cylinder/piston units (19, 20) to be secured at the outside lower ends of the ladder side rails (16, 18) in manner so that the piston rods (32, 34) of the units extend as ladder support...
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WO/1992/008518A1 |
A suspended staging system (1) for use as an escape system in offshore applications comprises a series of platforms (2) each connected to the adjacent upper and lower platform (2) by respective flexible elongate elements (3) and a plural...
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WO/1992/008032A1 |
A collapsible escape ladder comprising a series of rigid rungs (12) which are joined together at spaced positions along a pair of outer vertical webbing strips (13), the rungs being connected to the strips by a series of spaced rods (16)...
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WO/1992/003632A1 |
Ladder assemblies are needed on large vehicles for an operator to ascend to the cab of a vehicle. The ladder assembly should be moveable between a lowered position for easy access and a raised position to prevent damage to the ladder whe...
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WO/1992/000432A2 |
An adjustable scaffolding for sloping surfaces, particularly a straight or spiral staircase, comprises an element such as a work platform (2) for supporting a person working on said scaffolding. The scaffolding includes a horizontal fram...
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WO/1991/018179A1 |
A folding step ladder of multipart construction that is extendable from a standard base height to a series of heights incrementally greater than the standard base height, and that is composed of four ladder elements (2, 4, 6, 8); an uppe...
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WO/1991/018163A1 |
The invention relates to a lattice-framed mast for antennae, floodlights, electric wires etc., said mast comprising at least three upright struts (1, 2) and diagonal trusses (3) therebetween as well as a fall-preventing safety rail (2) p...
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WO/1991/017338A1 |
A ladder of which the side rails (1, 1') are connected not by fixed rungs but by movable rungs (2), by means of pins (3) which connect the rungs to the side rails via plates (4) riveted thereto.
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WO/1991/015651A1 |
A collapsible ladder comprises two stiles formed of telescopically collapsible sections (10), a plurality of rungs (11) each mounted between two sections of the respective stiles, and latch mechanisms located in the rungs for automatical...
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WO/1991/014850A1 |
A ladder support device comprises a top part (15) including a platform (10) for supporting a ladder, and a pair of dependent plates (11), between which is a base member (1) pivotally mounted (7) to plates (11). Base (1) includes two feet...
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WO/1991/013573A1 |
A collapsible booth capable of being supported by a chair (10), having a container assembly (42) positionable adjacent a chair, a booth assembly (76) collapsible into the container assembly (42), having a top frame (78) and collapsible b...
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WO/1991/013231A1 |
An extendible ladder assembly (10) includes a sealed housing (16) for housing the ladder (34) in a collapsed condition. The ladder assembly (10) mounts to a support wall (12) such as the side of a home or an apartment building. The ladde...
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WO/1991/013214A1 |
An anchoring insert (5), for supporting steps for example, is placed into the wall of a manhole or inspection chamber in such a manner that any hole made during insertion is sealed during manufacture. Apparatus (13) for inserting the ins...
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WO/1991/010037A1 |
A ladder assembly (10) is adapted to be mounted on a suitable support (11), such as a truck or trailer. The ladder assembly includes a ladder (12) mounted on the distal end of a shaft (49). The shaft is slidably received in a cylinder (4...
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WO/1991/009190A1 |
A device for quickly, easily, and safely attaching to a vertical structural member to provide a step or support platform (15). Safety features incorporated in the structure of the device prevent accidental disengagement from the stud, an...
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WO/1991/002136A1 |
The feature of the ladder is that it comprises at least one panel (4) jointed (5) by one of its longitudinal sides to a support linked to one of the side uprights of the ladder (1), means for locking (6, 7) the panel in the folded positi...
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WO/1990/015915A1 |
A collapsible ladder is disclosed wherein adjacent side pieces of the ladder are straps (21, 22) pivotally secured to each other and lockable in an extended position in inwardly spring-urged bolts (51) the release of which bolts can only...
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WO/1990/015219A1 |
For access to a ladder (3) from an upper floor (1), a retractable platform (5) combined with a guard rail (8) ensures the safety of the user during the installation period of the safety device itself.
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WO/1990/014493A1 |
A ladder having four-point contact with the underlying surface comprises ladder rungs (5), side members or stringers (8) and support legs (6) that are fastened at one end to respective side members (8) for pivoting outwards therefrom. Ea...
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WO/1990/014492A1 |
A ladder ramp (5) designed for rapid lowering of a ladder (6) which in a position of readiness is lying upon the ramp, which may in turn be mounted on a rescue vehicle (20) or may be placed in a building structure. A pivot frame (4) is r...
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WO/1990/014491A1 |
An extension ladder comprising at least two separate single ladders (10, 20, 30, 40) which in their starting position lie upon one another and are slidable in relation to one another is shown. One of the two adjacent ladders comprises gu...
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WO/1990/013711A1 |
The device according to the present invention consists in a board (1) and in structures (5, 6) connected by means of hinges and supported by telescopic arms (8) or rest joints (17) so as to be used as an ironing board and, once the compo...
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WO/1990/012707A1 |
Equipment for automatically handling loads arranged on the roof (3) of a vehicle, in particular for hoisting or lowering loads onto or from said roof, comprising a support element (60) for holding a load, a guide frame (62, 63) for the s...
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WO/1990/008876A1 |
A ladder attachment (16) for enabling a ladder (10) to be rested against a hedge comprises an elongate member (18) for securing across the ladder (10) so as to project beyond each side of the ladder (10), and a plurality of prongs (20) r...
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WO/1990/005234A1 |
The ladder comprises at least two parallely arranged strings (1, 2), which are interconnected by means of a plurality of pivotally arranged parallel rungs (3). The holes for the pivoting points (38) of each rung are arranged in off-cente...
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WO/1990/004081A1 |
An article holding tray assembly (10) for use on a ladder (12). The assembly includes a tray member (22), a backing member (24) connected to the tray member, lower tubular member (28), an upper tubular member (30). The tubular members (2...
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