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| Number | Title | Issue Date |
| 8056678 | Modular ladder assembly A modular ladder assembly includes at least two ladder assemblies, each assembly having first and second parallel stiles and a plurality of spaced apart rungs disposed between the first and second stiles, the plurality of rungs being perpendicular to said first and ... | 11/15/2011 |
| 7428762 | Foldable platform A telescoping folding platform that is compact in the retracted and folded configuration and that is made rigid and locked in the unfolded and extended configuration by means of spring biased securements that are incorporated into the structures of the platform. The... | 09/30/2008 |
| 7278515 | Foldable scaffold A foldable scaffold is convertible between a use position and a folded position. In the use position, the scaffold may be used to support one or more people standing thereon. In the folded position, the scaffold may be more compact and easy to carry or store. ... | 10/09/2007 |
| 7229128 | Collapsible chair with safety lock Collapsible furniture includes a frame structure configured to support weight, including a plurality of scissor members configured to fold and a plurality of upright members, each coupled to at least two of the scissor members. The collapsible furniture also include... | 06/12/2007 |
| 7222466 | Foldable support structure with hinged sawtooth wall members A foldable truss member suitable for commercial displays includes a plurality of side members that are adjacently hinged together. The side members include support members and bridging members having extensions. The side members are joined into a foldable structure ... | 05/29/2007 |
| 7219765 | Device for the arrangement of a personnel-operated apparatus in the ceiling area of a stage or an auditorium A work platform for a lighting operator or a cameraman is described, which has a mounting for the apparatus to be operated and a seat for the operator. The work platform consists thereby of foldable sidewalls, which in a transport position lie parallel with the floo... | 05/22/2007 |
| 7210560 | Folding platform structure A platform structure has at least two articulated platforms that can extend end-to-end to form a bench type arrangement. For ease of portability, the structure includes wheels so that it can be carted when it is in a stow position. The structure can include a detach... | 05/01/2007 |
| 7210558 | Scaffold having detachable ladder assembly A scaffold having a ladder assembly detachably connected to one end of a support frame of the scaffold, the ladder assembly being pivotally connected to one of the ends of the support frame, the ladder assembly being selectively rotatably moved between a first posit... | 05/01/2007 |
| 7204343 | Collapsible platform for maintenance tasks A collapsible platform having a scissor-like legs, a maintenance platform, a ladder to mount the platform, and a removable pin for a plurality of slots to raise the platform to different heights, and when the pin is removed, the apparatus lies flat for storage. ... | 04/17/2007 |
| 7188843 | Multiuse lifting and rolling platform A combination lift table, platform, tilt back hand truck, scaffold, work bucket, floor jack and mechanic' creeper. The combination is a portable and foldable unit that converts into a tilt back hand truck having two wheels or six wheels that have a lift table with e... | 03/13/2007 |
| 7185899 | Riser cart A riser cart including a cart support frame, a first swing arm post assembly and a second swing arm post assembly. The cart support frame has a plurality of wheels rotatably attached thereto. The first swing arm post assembly is mounted to the cart support frame. Th... | 03/06/2007 |
| 7156356 | Foldable stand The invention relates to a foldable stand having a left leg, a right leg, and a brace pivotably connected to both left and right legs. The brace has a first part and a second part where the first and second parts are pivotably connected to each other and wherein the... | 01/02/2007 |
| 7131516 | Safety and accessibility assembly A safety and accessibility assembly (10) having a pair of substantially identical hook portions (20, 26) which are coupled to a support frame having several pillar portions (12, 14, 16, 18), wherein the pillar portions (12, 14, 16, 18) ar... | 11/07/2006 |
| 7121381 | Move-on ladder system A system and method for providing an improved ladder for enabling a user to climb up or down and forward or backwards movement relative to a surface. The system enables increased mobility and stability. The system can be designed in multiple ways which some of them ... | 10/17/2006 |
| 7086108 | Sectional non-slip mattress and support frame therefor The sectional non-slip mattress includes a support frame defining a plurality of compartments and at least one cushion having a plurality of ball bearings received within a cushion housing. Each compartment receives a corresponding ball bearing, thus preventing hori... | 08/08/2006 |
| 7077239 | Expandable dual tube scaffold hatch structure 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 sca... | 07/18/2006 |
| 7007428 | Vertical telescopic stage accessories device A device having multiple support members telescopically contained therein, with each member having a set of lights, a set of curtains and various compartments for numerous stage accessories and allows for quick change of the lights and curtains that are used for dif... | 03/07/2006 |
| 6957718 | Apparatus to assist a mechanic to work on a vehicle A device (10) which assists a person (P) in working on the engine (E) of a vehicle (V) includes a base member (11) which rests on the ground and has a socket (17) extending upwardly therefrom. A post assembly (23) includes a stem portion ... | 10/25/2005 |
| 6953106 | Collapsible scaffolding tower A collapsible scaffolding tower having four uprights arranged in two pairs, wherein each of the uprights is formed of three or more telescopically collapsible sections and rigid horizontal bars extend between the sections of the uprights in each pair to form two tel... | 10/11/2005 |
| 6951265 | Foldable stairway ladder A foldable stairway ladder for use in accessing items includes a structure that can be conveniently folded to reduce the amount of space taken up by ladder when not in use. The ladder consists of a stairway section connected to a platform, in turn rotatably connecte... | 10/04/2005 |
| 6945360 | Modular ladder assembly A modular ladder assembly includes at least two ladder assemblies, each assembly having first and second parallel stiles and a plurality of spaced apart rungs disposed between the first and second stiles, the plurality of rungs being perpendicular to said first and ... | 09/20/2005 |
| 6938730 | Buddy's adjustable height workhorse The adjustable height workhorse is a height adjustable workspace for allowing a worker to easily hang sheet rock on walls at elevated heights. The workhorse provides a platform supported by a frame having a plurality of vertical posts and a plurality of horizontal h... | 09/06/2005 |
| 6932194 | Safety rail for scaffolding 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 foldi... | 08/23/2005 |
| 6926119 | Folding steps A climbing aid for assisting people to move up or down to different levels has steps that can be folded into attached integral handrails that circumscribe the steps when folded so that no parts extend outside of the boundaries of the handrails. ... | 08/09/2005 |
| 6905110 | Finished-stair-tread adapter for a modular railing system A modular railing system supports a plurality of rails in vertically-spaced configuration. The railing system includes a plurality of baluster units arranged between rail sets to support the rails. The baluster units include a plurality of rail supports grouped into... | 06/14/2005 |
| 6902034 | Apparatus with utility tray mounted to scaffold An apparatus includes a scaffold and a utility tray. The utility tray is mounted to the scaffold. ... | 06/07/2005 |
| 6719094 | Limited mobility ladder A ladder for people with limited mobility comprising a first frame member defining a first sidewall; a second frame member defining a second sidewall; a plurality of steps spanning between the first and second sidewalls, from a first level above the surface to the u... | 04/13/2004 |
| 6715255 | Foldable support structure with hinged sawtooth wall members and rigid end cap A foldable truss member suitable for commercial displays includes a plurality of side members that are adjacently hinged together. The side members include support members and bridging members having extensions. The side members are joined into a foldable structure ... | 04/06/2004 |
| 6571915 | Limited mobility ladder A ladder for people with limited mobility comprising a first frame member defining a first sidewall; a second frame member defining a second sidewall; a plurality of steps spanning between the first and second sidewalls, from a first level above the surfa... | 06/03/2003 |
| 6523319 | Mobile rig The present invention is directed to a drilling rig base and a lower mast section that are collapsible into a compact transportable position. The base is expandable in the field to support a drilling platform and all necessary equipment, and the telescopi... | 02/25/2003 |
| 6464037 | Reconfigurable work platform for aerial work platform system, aerial work platform system using same, and method for reconfiguring a work platform A reconfigurable work platform for an aerial work platform system includes at least one outwardly tiltable portion on which an occupant of the work platform can lean so as to extend his or her lateral reach. This is useful when the work platform itself ca... | 10/15/2002 |
| 6443262 | Tubular frame scaffolding A tubular frame scaffolding system including base pads, vertical trusses, work platforms, access ladders, diagonal support braces, horizontal guard rails, intermediate guard rail panels, top guard rail panels, top guard rail posts, and toeboards. The guar... | 09/03/2002 |
| 6189653 | Multi-purpose scaffold A multi-purpose scaffold includes rail parts disposed adjacent one another and displaceable relative to one another, displaceable and adjustable steps disposed therebetween, fold-out splayed supporting poles connected to the rail parts, a connecting rod c... | 02/20/2001 |
| 6161359 | Shoring The shoring includes a pair of fixed frames opposed to each other and a pair of collapsible reinforcing frames disposed between both ends of the fixed frames, the reinforcing frames each having collapsible baluster struts whose base ends are pivotally con... | 12/19/2000 |
| 6152264 | Lift truck work platform with pivoting wings A work platform for use with a lift truck. The work platform has a pair of wing platforms that are pivotally hinged to a center platform. The work platform has a wing-extended position in which the wing platforms are extended from the center platform so a... | 11/28/2000 |
| 6119810 | Foldable scaffold A scaffold has a rigid main frame with cross members secured to each other to prevent all pivoting and angular movement of the members relative to each other and end frames pivotally mounted on the main frame with sleeves for movements between folded posi... | 09/19/2000 |
| 5988317 | Modular hinged scaffold unit A modular foldable scaffold with hinged structures that can be easily assembled, disassembled and compactly stored. The three main components of the scaffold are modular end ladders, a modular support platform and modular stabilizing members. A clamping a... | 11/23/1999 |
| 5967258 | Guardrail assembly A guardrail assembly for use on an elevated work platform includes a plurality of pivotally interconnected rail sections mounted on each side of the open front end of the work platform for movement between a collapsed position against the sides of the pla... | 10/19/1999 |
| 5765248 | Shore Disclosed is a shore which has a durability with respect to loads not only in a longitudinal direction and a lateral direction but also in a lengthwise direction, and which can be automatically folded without requiring extra work. The shore comprising a p... | 06/16/1998 |
| 5660000 | Movable two-fold seating assembly A movable two-fold seating assembly includes an upright support structure, a forward seating section pivoted to the support structure, and a rearward seating section pivoted to the structure. Forward and rearward frame structures are pivoted to the free e... | 08/26/1997 |
