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7228940 |
Scaffold having a replaceable locking and securing device
A replaceable locking and securing device for securing a first member to a second member includes a replaceable bracket, a lock and a fastener. The bracket defines one opening when the bracket is...
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7195100 |
System and method for an escapable multistory building
A system and method for allowing escape of many persons from a multistory building over a short period of time. The method and system include strategic placement and use of anchor points and...
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7014011 |
Scaffolding lift system
A scaffolding lift system includes a base member and a plurality of elongated vertical support members secured to the top surface of the base member. A power-operated motor is positioned adjacent...
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6752244 |
Apparatus for draining fluids from vehicles
Apparatus for draining fluids from a vehicle has an elevated platform supported on a frame, the platform being pivotable side-to-side and end-to-end, to permit complete draining of fluids from the...
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6739429 |
Corner scaffold structure
A corner scaffold structure is comprised of three vertical legs. These three legs are connected to one another at their upper distal ends by three horizontal legs which generally form a right...
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6732836 |
Mounting method for a handrail in a frame scaffolding
A mounting method for a handrail capable of mounting and removal. The method uses frame with fittings and a lateral member. The frames are spaced laterally with a scaffolding plate erected between...
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6722471 |
Scaffolding system having improved safety structures and connecting members
An apparatus and method for construction of scaffold structures having improved safety characteristics. In various embodiments, the apparatuses comprise a set of structures, including connecting...
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6554102 |
Dismountable facade scaffold
A dismantlable, multi-story facade scaffold is formed of at least four vertical support elements and floor plates and railing elements which are mounted thereto. An additional scaffold story is...
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6539966 |
Removable cover for hunting blind
The present invention discloses a cover for a hunting stand which can be removably attached to an existing hunting stand. The present invention is adaptable to fit many sizes and shapes of existing...
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6471000 |
Safety harness and ladder assembly
In certain embodiments, the improved safety ladder and harness assembly described herein incorporates a harness coupling designed to slide freely within the vertical member of a safety ladder so...
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6450291 |
Frames and structures assembled by same
A fram with a support post, a first connector support member mounted at an intermediate position of the post and a second connector support member or members mounted at an upper or lower position,...
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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...
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6419046 |
Scaffold end caps
A scaffold end cap comprises a tapered tubular portion, a flange and a blocking member. The end cap is secured in a scaffold tube by an interference fit resulting from the compression of the end...
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6283251 |
Truss modular scaffolding system
A scaffolding system includes tubular columns (3) and horizontal and/or diagonal crossbars (1,2). One or more scaffolding joints (4) are arranged on each tubular column (3) and placed above and at...
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6168345 |
Couplers
A right-angle scaffold coupler comprises two jaw assemblies (10A, 10B) each with jaws formed by a closure-plate (12) hinged to a common chassis (11), and having a hand lever (14) hinged (at 21) to...
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6152263 |
Scaffold as well as method for its assembly
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6076991 |
End cap system for scaffolding planks
An end cap system for scaffolding planks, especially for hollow core planks. The end cap includes an extrusion having a plank-receiving portion on one side and a rib profile on the other for...
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6045287 |
Connecting device of a bearing bar
A connecting device is provided for a bearing bar consisting of a tube having such a connecting device at each of its two ends. The connecting device may be used to join horizontal and vertical...
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6027276 |
Scaffolding node
The invention concerns an assembly for forming a scaffold joint with a transverse brace and posts having at least one projection extending radially with respect to the post axis out from its outer...
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6000495 |
Scaffolding system
A scaffolding system having a first frame connected to a second frame with at least one platform disposed therebetween. The first frame includes a first set of posts connected together by an upper...
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5941345 |
Scaffold cross member and modular support assembly
A cross member which joins two support columns to form an improved scaffold support assembly. The cross member includes an elongated tubular arm having a plate member fixedly attached thereto. The...
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5868223 |
Flange-type scaffold joint adapted to resist loosening of wedge in response to vibration and tapping
A releasable joint connects an upright (10) and a transverse brace (16) in an aluminum scaffold frame. A horizontal aluminum flange (12) is attached to the upright (10) and an aluminum connector...
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5865270 |
Expandable jack
An expandable jack that is stackable, is provided with four base members having vertical columns extending upwardly therefrom. A horizontal cross-member structure, having width adjustment...
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5865271 |
Telescopic ledger for scaffolding
A telescopic ledger for scaffolding comprises an elongated ledger member of substantially uniform I-shape in cross section along its length, a front coupling sleeve attached to the ledger member...
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5857543 |
Ledger truss for scaffolding
A ledger truss for scaffolding has a first ledger and a second ledger, each ledger having a longitudinal axis and being of uniform generally "I" shape in cross section along its length. A clamp...
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5701971 |
Protective member for metal scaffold knots or joints
Protective member for metal knots or joints of scaffolds having horizontal and vertical tubular elements connected by a clamp at each knot, said protective member being made up of two parts (C1)...
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5615968 |
Hand rail coupler system
A staging system has a hand rail coupler system with an inner coupling tube which interconnects two coaxially aligned hand rail sections. A pair of opposed coupler clamps are aligned over the...
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5615966 |
Device for connecting a first elongate member to transverse second elongate member
The device includes a locator on the first member for locating an end section of the second member. A movable locking lever is mounted on the second member and an operating member is provided which...
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5613573 |
Scaffolding
A scaffolding particularly designed for work inside large hollow elements (1) such as tanks, quarries, etc. The scaffolding comprises a supporting structure consisting of two struts (3)...
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5385215 |
Scaffolding jack system
The present invention provides for an improved scaffolding jack system. The present invention provides the top bar that connects the inside vertical posts to the outside vertical posts to have a...
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5203428 |
Modular scaffolding platform and truss frame components therefor
A truss frame with three-dimensional bracing includes at least three top rails which are joined together so as to define a substantially planar surface. A plurality of bracing members are attached...
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5135077 |
Scaffolding system
A basic scaffolding tower assembly for building up, in modular fashion, a multi-level scaffolding system includes a pair of load-bearing tower panels spaced from and parallel to the building...
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5088577 |
Scaffolding transfer apparatus
A device to be employed for moving scaffolding assemblies. The device includes a pair of substantially parallel sleeves intended to receive the tines of a forklift. Support members are affixed to,...
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5054580 |
Modular walkway system
Disclosed is a modular walkway for elevated access to building structures, and for protectively covering sidewalks adjacent to such structures, including a plurality of canopy modules that are...
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5012894 |
Scaffold erection structure
A structure particularly adapted for erecting construction site scaffolding comprises an elongated lower frame pivotally joined to an upper frame. The lower frame is formed with a pair of radiused...
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4981397 |
Lightweight sectional dock system
A readily erectable and demountable lightweight sectional dock structure has cylindrical anchor posts arranged in a series of spaced pairs, stringers supporting deck plates, and cross braces. Clamp...
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4972924 |
Modular scaffolding gantry
A gantry module which may be transported to a building site and simply placed on site to provide protection for pedestrians. Each gantry module is adapted to be secured to adjacent similar modules...
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4881620 |
Four-leg trestlework structure for supporting an off-shore platform
A trestlework structure provided with four main, legs forming an obelisk-shaped structure, wherein said main legs are positioned parallel to each another in correspondence of two mutually opposite...
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4802553 |
Aluminum scaffold plank
A scaffolding plank is disclosed without interjacent gaps for use with a scaffolding frame. The scaffolding plank includes a support platform, a means for attaching said support platform to a...
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4782914 |
Safety guard rail for scaffolding
A conventional construction scaffolding comprises sections formed of a pair of laterally spaced apart, vertically extending upright members secured in proper position by a cross brace assembly. An...
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4742986 |
Apparatus for constructing concrete buildings
Apparatus for constructing modular buildings in which a reuseable framing structure is expanded to a shape desired of a building, building material is removably attached to the framing structure,...
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4671382 |
Scaffolding system for sloped surfaces
A scaffolding support assembly particularly useful as a base for modularized post-and-runner type scaffolding used on the interior of boilers or similar large interior spaces having sloping bottom...
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4648484 |
Support assembly
A support assembly for e.g. a scaffold support platform, comprises two horizontally spaced elongate elements 10 mounted between two longitudinally spaced supports 12 and 14 by means of respective...
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4596096 |
Scaffold assembly for simulating the appearance of a Christmas tree
A scaffold assembly for supporting members of a musical choir in a standing arrangement simulating the appearance of a traditional Christmas tree is disclosed. The scaffold assembly is arranged in...
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4566245 |
Collapsible construction assembly
A construction assembly for making a collapsible structure has a post extending along and defining an upright post axis and having one end formed with an axially centered threaded bore open in one...
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4426171 |
Coupling for metallic scaffolds
A coupling for clamping metallic scaffold tubes has two levers pivotally mounted on a common hinge and arranged to be locked by a wedge when they surround the scaffold tube. One of the levers is...
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4408431 |
Shoring equipment
An improved shoring frame adapted by a unique design to utilize relatively thin-walled aluminum tubing with a reasonable load-rating, be easily manufactured, and be compatible with existing steel...
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4391348 |
Scaffold safety pin
A scaffold is disclosed having a platform and at least a pair of generally horizontally extending, spaced support members beneath the platform. A pair of longitudinally spaced openings are formed...
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4284173 |
Motor vehicle lubricating facility
A motor vehicle lubricating facility for enabling a workman to perform lubricating functions on an automobile rapidly and efficiently with a minimum of waste time and effort. The facility comprises...
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4222459 |
Protective scaffold
A collapsible scaffold for overhead protection of workmen in cement kilns. The scaffold includes a plurality of scaffold units each of which is constructed for erection from a collapsed condition...
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