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| Number | Title | Issue Date |
| 7335395 | Methods of using pre-formed nanotubes to make carbon nanotube films, layers, fabrics, ribbons, elements and articles Methods of Using Preformed Nanotubes to Make Carbon Nanotube Films, Layers, Fabrics, Ribbons, Elements and Articles are disclosed. To make various articles, certain embodiments provide a substrate. Preformed nanotubes are applied to a surface of the substrate to cre... | 02/26/2008 |
| 7176505 | Electromechanical three-trace junction devices Three trace electromechanical circuits and methods of using same. A circuit includes first and second electrically conductive elements with a nanotube ribbon (or other electromechanical elements) disposed therebetween. An insulative layer is disposed on one of the f... | 02/13/2007 |
| 7120047 | Device selection circuitry constructed with nanotube technology A memory system having electromechanical memory cells and decoders is disclosed. A decoder circuit selects at least one of the memory cells of an array of such cells. Each cell in the array is a crossbar junction at least one element of which is a nanotube or a nano... | 10/10/2006 |
| 6979590 | Methods of making electromechanical three-trace junction devices Methods of producing an electromechanical circuit element are described. A lower structure having lower support structures and a lower electrically conductive element is provided. A nanotube ribbon (or other electromechanically responsive element) is formed on an up... | 12/27/2005 |
| 6919592 | Electromechanical memory array using nanotube ribbons and method for making same Electromechanical circuits, such as memory cells, and methods for making same are disclosed. The circuits include a structure having electrically conductive traces and supports extending from a surface of the substrate, and nanotube ribbons suspended by the supports... | 07/19/2005 |
| 6911682 | Electromechanical three-trace junction devices Three trace electromechanical circuits and methods of using same are described. A circuit includes first and second electrically conductive elements with a nanotube ribbon (or other electromechanical elements) disposed therebetween. The nanotube ribbon is movable to... | 06/28/2005 |
| 6575268 | Ladder scaffolding support apparatus and scaffolding system A ladder scaffold support apparatus, ladder stabilizer and ladder scaffolding system is disclosed. The support apparatus generally includes a first bar connected to a second bar at an angle. The bars include planar pads adapted to be affixed to a wall. Th... | 06/10/2003 |
| 6354401 | Gutter saver and ladder support A U-shaped channel member fitted horizontally over a gutter, with each protruding channel member engaging the fascia board to which the gutter is attached. Ladder legs rest against the channel member between brackets. A strap attached to the channel membe... | 03/12/2002 |
| 5878840 | Apparatus and method for stabilizing a scaffold assembly A clamp assembly for interengaging a wall with a stanchion of a scaffold assembly. The clamp assembly includes a pair of jaws pivotally secured to each other for clamping the stanchion of the scaffold assembly. Each of the jaws has an opening. A rod is pr... | 03/09/1999 |
| 5743356 | Gutter buddy ladder extender A ladder extender apparatus for use with a ladder with stiles and rungs to extend the ladder away from a structure, during use and adapted to accept any width ladder, hollow runged or solid runged, comprising a flat base plate to engage with the roof of t... | 04/28/1998 |
| 5261507 | Ladder standoff An apparatus is provided for fitting at an upper portion of a ladder. It is adapted for use in situations where an electrical service crew member must work on electrical equipment (such as transformer boxes) which are mounted on upper portions of building... | 11/16/1993 |
| 5215163 | Ladder support A ladder support for mounting on the facia board of a structure and securing the top end of a ladder to facilitate access to the roof of the structure. In a preferred embodiment the ladder support includes a pair of spaced legs extending outwardly and upw... | 06/01/1993 |
| 5180032 | Ladder stabilizer apparatus An apparatus for securing and stabilizing a ladder and extension ladder structure relative to a dwelling is provided, wherein the apparatus initially includes a plurality of arcuate arms mounted adjustably relative to tracks, wherein each track is secured... | 01/19/1993 |
| 5159993 | Self-raising work platform assembly The self-raising work platform assembly includes a pair of spaced towers adapted to be erected alongside a building structure, sleeve members surrounding and guided along the respective towers, joists extending between and releasably hooked to the sleeves... | 11/03/1992 |
| 5127492 | Scaffolding A stackable sacffold module (11) having four vertically extending support columns or members (13,14) to which there is pivotally attached at least two work platforms (12), there is further provided clamps (44) which retain the work platforms (12) fixed to... | 07/07/1992 |
| 4961478 | Clamping device A clamping device for securing a pole within a U-shaped yoke includes a clamp member pivotally supported on the yoke to open the latter so as to introduce therein an upright pole or to close the yoke to clamp the pole therewithin. The clamp member is prov... | 10/09/1990 |
| 4942940 | Scaffold jack A scaffold jack includes a jack housing mounted for slidable movement on a vertical post. The jack housing has a support beam projecting horizontally therefrom upon which a working platform is supported above the ground. A ratchet mechanism on the housing... | 07/24/1990 |
| 4941547 | Safety featured ladder scaffolding A wall scaffold using a pair of ladders equipped with ladder jacks for supporting a horizontal work platform. The invention includes numerous safety features such as a safety railing on standards attached to the outboard ends of the ladder jacks, a paint ... | 07/17/1990 |
| 4932498 | Gutter guard The present invention relates to an improved device designed to be mountable on a building for supporting a ladder and protecting the building from damage due to the ladder. The improved device includes a plurality of leg means, attachment means, and cros... | 06/12/1990 |
| 4886139 | Mobile scaffold with power-operated platform elevation A portable scaffold includes a base or chassis mounted on wheels for site-to-site towing or "man-handled" positioning at a job site. Rising rigidly from the chassis are two masts, spaced apart lengthwise of the chassis. A platform is vertically slidably c... | 12/12/1989 |
| 4850453 | Scaffolding attachment for wall construction A scaffolding attachment and method of using the same during construction of an outer wall next to an inner wall. Each attachment consists of a beam adjustably secured to a support post and a bracket element fixed to the inner wall at the same height as t... | 07/25/1989 |
| 4706780 | Ladder attaching device A ladder attaching device comprising a bearing member fittable to a corner portion of a column in contact with opposite side surfaces of the portion, a column surrounding fastening belt connected to one side end of the bearing member, a fastener attached ... | 11/17/1987 |
| 4516661 | Safety device for scaffold A safety device for securing a scaffold to the side of a building in order to prevent movement thereof is disclosed. Such securing of the scaffold is achieved by placing a lanyard, preferably an adjustable lanyard, around the rope supporting the scaffold ... | 05/14/1985 |
| 4476958 | Safety device for scaffold A safety device for securing a scaffold to the side of a building in order to prevent movement thereof is disclosed. Such securing of the scaffold is achieved by placing a lanyard around the rope supporting the scaffold and securing the lanyard to a stud ... | 10/16/1984 |
| 4446945 | Brace for securing a pole to support surface A brace for securing a pole to a support surface. The brace includes a frame member which is securely connected to the support surface. A yoke assembly is provided for retaining the pole. A swivel mechanism couples the yoke assembly and the frame member a... | 05/08/1984 |
| 4432435 | Clamping device A clamping device for securing a pole within a U-shaped yoke having a plate member with a hook at one end and a tooth at the other end for respectively engaging opposing slots at the distal ends of the yoke to transversely position the plate across the yo... | 02/21/1984 |
| 4306632 | Ladder support A ladder support having a pyramidal configuration with a ladder rest at the apex of the pyramid which provides a stable rest for supporting a ladder proximal to eaves of a building structure.... | 12/22/1981 |
| 4280590 | Stabilizing attachment for ladders A pair of ladder brackets held together by an elastic tie at one end of each having U-shaped clamps at the other ends for engaging the narrow sides of the side rails of a ladder when the brackets are fitted to the outer wide sides of the side rails. The e... | 07/28/1981 |
| 4194592 | Ladder stand-off A ladder stand-off is provided wherein a pair of parallel braces are transversely connected to a pair of extending arms so that a ladder will pass through the space between the braces and arms and that, when the ladder is in use with the stand-off, each o... | 03/25/1980 |
| 4189029 | Scaffold device A scaffold device has two leg members having at their upper end spacers to space the legs away from a wall or other structure. Each leg has a support assembly for a platform upon which a worker may stand. The support assemblies comprise a pair of sleeves ... | 02/19/1980 |
| 4164268 | Adjustable protective rollers for suspended scaffolding One or more elongated roller assemblies may be selectively mounted at a variety of positions along the inner edge of a scaffold platform. The inner and outer edges of the platform each include a series of correspondingly spaced apertures therethrough whic... | 08/14/1979 |
| 4164269 | Safety bracket for securing ladder in place A safety bracket for securing a ladder in place against a building structure, the bracket having two extending arm members interconnected in crossing relation intermediate the respective ends thereof with each arm member being slidable with respect to the... | 08/14/1979 |
| 4125174 | Scaffolding for use in a confined area Scaffolding, for working in an area having relatively close spaced sidewalls, comprising generally T-shaped stackable members wherein the top of the T is adjustable outward to contact the sidewalls and limit sideway scaffolding movement. The T-shaped memb... | 11/14/1978 |
| 4083427 | Ladder scaffold A pair of extension ladders are arranged in spaced, paralled vertically upright position. Diagonally extending cross braces extend between and are secured to the ladders to hold the ladders in upright position. A pair of wheels are provided on the bottom ... | 04/11/1978 |
| 4078633 | Modular staging with platform jacks A staging includes sections that are easily transported or stored and in use are detachably joined to form vertical assemblies detachably interconnected by a railing with the assemblies connected to the building by braces. Each vertical assembly includes ... | 03/14/1978 |
| 3998294 | Connecting device adapted to maintain an object at a selected distance from a wall A connecting device is adapted to maintain an object, such as a scaffold assembly, at a selected spaced distance from a wall. The device includes a first tubular member having one end connected to the wall, and a second tubular member having one end conne... | 12/21/1976 |
