"During my service in the United States Congress, I took the initiative in creating the Internet."
Al Gore ; The basis for the later misquote by US Republicans that Gore had "invented" the Internet. Gore was the leading political champion of the modern-day Internet.
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| Number | Title | Issue Date |
| 7270297 | Hoist for aircraft cabin construction A device is provided for hoisting a module for mounting into an overhead space, such as the crown of an aircraft fuselage. The device includes a frame that supports the module, and a lifting device that lifts the first frame to properly place the module. The lifting... | 09/18/2007 |
| 7228936 | Mobile scaffolding braking system A mobile scaffold (10) having bi-axially rotatable casters (22–28) and including brake assemblies (30 and 32) associated with the casters (22–28) is disclosed. The inventive brake assemblies (30,32) enable an elevated wo... | 06/12/2007 |
| 7140467 | Bulk material transport vehicle access structure A bulk material transport vehicle access structure includes an elongated service platform for workers which is pivotally supported at its opposite ends to cantilever arms on parallel horizontal axes to avoid binding between the roller carriages of the cantilever arm... | 11/28/2006 |
| 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 |
| 7004284 | Scaffold moving device A portable scaffold moving device for connecting to scaffolding and which provides rotary motion to a drive wheel, to move scaffolding in select directions. The portable scaffold moving device includes a power wheel, rotary driven through a perpendicular or right-an... | 02/28/2006 |
| 6962233 | Mobile ladder stand A safety ladder stand comprising a generally rectangular base having a front and rear and a center beam, a plurality of stair treads extending upward from the front of said base and means for supporting said stair treads secured to said base, front wheels mounted at... | 11/08/2005 |
| 6929093 | Accessory for a ladder An accessory for a ladder includes a set of wheels that can be attached to the feet of the ladder and a gear mechanism that couples those wheels to an operating handle. The operating handle includes a plurality of sections so it can be reached by a user who is suppo... | 08/16/2005 |
| 6909068 | All-terrain undercarriage A moveable undercarriage for supporting and moving a welder over a ground surface having a base to support the welder, a front and rear axle secured to the base each having two wheels rotatably secured to the axles, and a push bar secured to said base to move the ba... | 06/21/2005 |
| 6880672 | Self propelled scaffolding A light-weight self-propelled scaffold vehicle is guidable through the use of a toggle switch. It is dimensioned and designed to be able to be utilized in small areas and through 30 inch doorways as well as for larger areas. ... | 04/19/2005 |
| 6786299 | Swivel-power scaffold mobilizing device A novel and unique user-friendly swivel-power scaffold mobilizing device that provides movement in any direction parallel to the ground and rotation about a vertical axis. The device may be removably secured to a conventional scaffold, providing to power the scaffol... | 09/07/2004 |
| 6533067 | Scaffold moving device A portable device for connecting to scaffolding and which provides rotary motion to a drive wheel, to move scaffolding in select directions. The device includes a power wheel, rotary driven through a perpendicular or right-angled gear reduction, receiving... | 03/18/2003 |
| 6431314 | Mobile scaffold vehicle The mobile scaffold vehicle has a motorized base with an upper surface and a first frame member and a second member. The first and second fame members are pivotally mounted near respective opposite ends of the upper surface. The first frame member is mova... | 08/13/2002 |
| 6227553 | Attachment assembly for use on flat roofs An attachment assembly provides a secure attachment point for the fall arrest tether lines of safety harnesses of workers on flat roofs, the assembly being movable over the roof as required. The assembly can be used alone, but usually is mounted on a whee... | 05/08/2001 |
| 6109390 | Universal motorized scaffold truck A universal motorized scaffold truck with a horizontal support frame adapted for removably supporting scaffold or "A" ladders thereon and supported by wheels for lateral movement on a ground surface. A vertically extendable steering mast is provided which... | 08/29/2000 |
| 5960906 | Movable ladder support assembly A ladder support system, comprising a free-standing frame having an upper and lower horizontal member, and a ladder that is supported on the upper horizontal member and lower horizontal member. The frame further has a pair of ends which each have two legs... | 10/05/1999 |
| 5863020 | Lifeline mounting apparatus Clamping apparatus for providing a fixed support on a fixed beam or other similar structures wherein outer and inner elongated members are mounted for relative sliding telescoping movement therebetween and are moved by a rotatable threaded bolt and each o... | 01/26/1999 |
| 5722506 | Movable working platform A movable working platform comprises a scaffold including a front frame having a pair of support posts, and a pair of front wheels mounted on opposite sides of a lower end of the front frame, a rear frame having a pair of support posts, and a pair of rear... | 03/03/1998 |
| 5653305 | Self-propelled step ladder A self-propelled stepladder including a moveable platform having a front end, a rear end, a front pair of wheels secured the front end, and a rear pair of wheels secured to the rear end; a motor having a rotor and a fixed stator coupled to the platform an... | 08/05/1997 |
| 4967733 | Lifting carriage A lifting carriage having a rectangular frame provided with four corner posts for guiding an elevating platform mounted between these posts. Each post has a toothed rack on which a toothed gear mounted on the platform is engaged for raising the platform. ... | 11/06/1990 |
| 4917215 | Space station transport system for extravehicular activity A rail transport system is secured to a space station and provides a path for astronaut travel. Releasable bindings are journalled to a rail so that an astronaut can quickly travel from one point to another and release the binding so he is free to move at... | 04/17/1990 |
| 4911263 | Ambulatory ladder Ambulatory ladder apparatus constructed as a stepladder frame supported on a set of four base wheels. A user-powered drive is mounted under the lowermost step of the ladder, and is mechanically connected with a pair of the base wheels. A drive arm extendi... | 03/27/1990 |
| 4899847 | Mobile supports This invention is directed at a mobile ladder which has a two pairs of rollers. One pair of rollers moves in a first metal trough and the other pair moves in another metal trough. The metal trough are positioned close to a building wall, for example, and ... | 02/13/1990 |
| 4765424 | Apparatus for transporting a suspension cradle The invention relates to a suspension cradle or cradles which can be transported along an upper region such as the rim of an upright edifice such as a cooling tower, the rim having a substantially flat surface extending on a plane transverse to the uprigh... | 08/23/1988 |
| 4662476 | Portable scaffold and retrofit kit therefor A retrofit kit for a portable scaffold having a relatively open frame supported for movement on a plurality of wheels and a platform for a worker disposed on the frame includes a wheel and a mount to mount the wheel to the open frame. The mount allows hor... | 05/05/1987 |
| 4475611 | Scaffold propulsion unit A propulsion unit for span scaffolds having vertical castered columns at the four corners thereof. The propulsion unit includes a first elongated frame member extending between the columns on one side of the scaffold, a second elongated frame member exten... | 10/09/1984 |
| 4437543 | Control system for cage supported by articulated boom A control system for a personnel carrier attached to a boom which is displaceable by pressure fluid. The control system comprises at least one hand operable controlled handle axially rotatable in a limited clockwise or counter-clockwise direction to cause... | 03/20/1984 |
| 4319662 | Fire fighting apparatus for a storage/retrieval machine A storage/retrieval machine (10) is provided with equipment to adapt the machine for use in fighting fires in a warehouse in which the machine is installed. A plurality of platforms (26, 30) and access ladders (28, 32) are provided along the length of the... | 03/16/1982 |
| 4273214 | Track mounted aerial lift platform apparatus An aerial lift platform apparatus having tracks. A rotatable upper works is mounted on a chassis, and includes a turntable, a telescopic boom having a workman's platform at its outer end, and an engine driving a hydraulic pump. The chassis has forward and... | 06/16/1981 |
| 4267900 | Emergency escape system An emergency escape system designed for use with multistory buildings. The system comprises generally a vertical zigzag track formed by a plurality of special contour structures, each structure having three plies of plate mounted in parallel relationship ... | 05/19/1981 |
| 4207965 | Gliding cars and tracks type high building emergency escaping device An emergency escaping device of this invention consists of a continuous W shape metallic tracks vertically mounted alongside the outer wall of a building or between buildings. Said tracks having their interval branches of inlet tracks adjoining to the exi... | 06/17/1980 |
| 4155416 | Occupant-operated mobile work vehicle for paraplegics An occupant-operated motorized vehicle for supporting paraplegics in a standing posture for working with their hands comprising a three-wheeled chassis steered by its rear single wheel, a platform upon which the occupant stands, waist and hip supports for... | 05/22/1979 |
| 4088202 | Scaffolding cart An electrically powered steerable scaffolding cart having a vertically positionable platform and handrails transports and supports a workman while he performs overhead work.... | 05/09/1978 |
| 4064968 | Scaffold for working on a pipeline movable relative to a base The invention involves working on a pipeline which is subject to movements relative to a base such as ground, the deck of a floating barge, and the like. A rollable scaffold is frictionally coupled to the pipeline so that workers carried by the scaffold c... | 12/27/1977 |
| 3937297 | Milking chair apparatus A mobile milking chair apparatus which is controlled by the operator to place the operator in a position to milk a series of cows in a milking parlor. The chair conveys the operator along a line of cows and can position the operator properly for connectin... | 02/10/1976 |
| 3930548 | Motorized scaffold attachment A small portable motorized attachment for propelling portable scaffolds from place to place is provided comprising a pair of electrically operated propulsion units adapted to detachably replace the front caster wheels of a scaffold and a control means for... | 01/06/1976 |