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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8153910 | Junction and outlet boxes for in floor wiring systems A utility floor box includes a body having a horizontal base, first and second longitudinally extending side walls extending from first and second opposed edges of the horizontal base, and first and second laterally extending end walls extending from third and fourt... | 04/10/2012 |
| 7442883 | Poke-through floor device with heat-isolation feature A poke-through device for installation in a hole in a floor structure. The floor structure defined by a floor in a first working environment and a ceiling in a second working environment. The poke-through device includes a basket, thermal barrier, lower plate and at... | 10/28/2008 |
| 7341463 | Extension socket structure An extension socket structure includes a positioning sleeve, which has a front face with an opening disposed thereon and a rear face having a plurality of positioning slots disposed thereon, and an extension socket being inserted in the positioning sleeve for a sock... | 03/11/2008 |
| 7205488 | Receptacle box for an underfloor system An underfloor receptacle box, including a housing having at least one opening including a first opening, a lid detachably attached to the housing substantially closing the first opening; and an insert having at least one angled wall, the insert being removably conne... | 04/17/2007 |
| 7183504 | Electrical floor access module system An electrical floor access system (100) is provided so as to be accessible to the electrical equipment of an office system (50). The electrical system (100) includes a number of access floor modules (102) jpositioned beneath an access flo... | 02/27/2007 |
| 7183503 | Recessed in-floor fitting Embodiments of the present invention include an in-floor fitting for providing access to an underfloor electric distribution system. The in-floor fitting includes a cover configured to move between open and closed positions and being moved to an open position to all... | 02/27/2007 |
| 6316725 | Housings for underfloor raceways An housing is configured for connection to the raceway panels by removing the concrete above the raceway panel, cutting a hole in the raceway panel, and securing the housing in the hole in the raceway panel. Alignment clips allow the afterset housings to ... | 11/13/2001 |
| 4864078 | Activation kits for presets For a preset having a cover and an annular ring supporting the cover, structure to releasably hold the cover in closed position and to move the cover with respect to the ring as between closed and open positions, the structure including a deforming surfac... | 09/05/1989 |
| 4845908 | Composite metal/concrete floor and method A composite metal/concrete floor system and method of installation. The system includes a novel decking profile; snap-in cover plates to provide longitudinal cells for three services; a lateral trench with sheet metal rails and bottom plates; and cooperat... | 07/11/1989 |
| 4837994 | Composite metal/concrete floor and method A composite metal/concrete floor system and method of installation. The system includes a novel decking profile; snap-in cover plates to provide longitudinal cells for three services; a lateral trench with sheet metal rails and bottom plates; and cooperat... | 06/13/1989 |
| 4783577 | Three service recessed afterset Afterset to access each cell of a three-cell cellular raceway. Comprises a base conected to and extending across the three raceways, an adjusting ring threaded on the base and a flat cover on the adjusting ring. Cover and ring are arranged so that the siz... | 11/08/1988 |
| 4781001 | Continuous preset access housing A continuous preset access housing formed in part by a corrugated housing member is disclosed. A corrugated decking sheet supports the longitudinally extending housing member above cells of the decking sheet and a layer of concrete is placed over the deck... | 11/01/1988 |
| 4773196 | Flooring panels for free cable laying In a flooring panel, plural blocks are held by a holding member of a flexible material so that one section is formed by at least one block with a space for laying a cable defined between adjacent sections. A cover member overlying these spaces is arranged... | 09/27/1988 |
| 4746768 | Recessed insert for connecting flat conductor cable to a cellular raceway Insert has a plate member supporting one or more transition blocks for interconnecting power conductors from the power cell to the conductors of a flat cable together with an adjusting ring supporting a cover with a cable exit slot. The cover, the adjusti... | 05/24/1988 |
| 4741134 | Composite metal/concrete bar joist floor and method A composite metal/concrete floor system and method of installation. The system includes a novel decking profile; snap-in cover plates to provide longitudinal cells for three services; a lateral trench with sheet metal rails and bottom plates; and cooperat... | 05/03/1988 |
| 4625480 | Underfloor assembly and cable distribution system and cable trench therefor The underfloor assembly for a building comprises corrugated metal flooring units preferably side-by-side with cable distribution ducts, over which is mounted cable trenches. Each distribution duct has a bottom plate and a preferably inverted U-shaped top,... | 12/02/1986 |
| 4603523 | Underfloor access housing A preset access housing for use with metal cellular flooring units of the type placed in building floors, and which provide generally parallel enclosed cells separated by troughs. The housing spans between the confronting webs of two of the cells and has ... | 08/05/1986 |
| 4593507 | Trenchless underfloor conduit system A trenchless underfloor conduit system for distribution of electrical conductors, service lines and the like is disclosed. One or more spaced-apart duct members of reduced height dimension are placed over a corrugated deck. Covers are provided over select... | 06/10/1986 |
| 4562635 | Method for installing an automatic vehicle guide path in wood block floors A method for installing a guide path for an automatic guided vehicle system in a wood block floor includes the step of cutting a slot in the floor corresponding to the system layout, inserting a guide bar in the slot, fastening the guide bar to the sub-fl... | 01/07/1986 |
| 4558546 | Underfloor assembly and cable distribution system and cable trench therefor The underfloor assembly for a building comprises corrugated metal flooring units preferably side-by-side with cable distribution ducts, over which is mounted cable trenches. Each distribution duct has a bottom plate and a preferably inverted U-shaped top,... | 12/17/1985 |
| 4554771 | Field-assembled cellular decking unit A cellular decking unit, for field-assembly or factory-assembly, useful in the construction of a wire distributing floor structure. The cellular decking unit is assembled from upper and lower metal sheets arranged so as to provide laterally open channels.... | 11/26/1985 |
| 4458460 | Cable module device A cable module device wherein a grommet plate closes the upper end of the module and, in the absence of high heat, seals and protects the module where, for example, a fire, located away from the module, results in cold smoke and water moving onto the modu... | 07/10/1984 |
| 4454692 | Metal deck raceway construction A metal raceway structure for use in composite, concrete-metal construction including an elongated metal deck having alternating ribs and valleys. A sheet underlies the deck in order to define a plurality of cells. The metal deck has spaced first and seco... | 06/19/1984 |
| 4408090 | Trimless carpet base insert device A trimless carpet base insert device, further provided with novel positioning and assembly features, enabling assembly and use thereof to be made in situ, by initially interlocking end members of the insert device with apertured portions of the cable race... | 10/04/1983 |
| 4335269 | Isolator device and wire distributing system utilizing the same An insert for an underfloor electrical wiring distribution system of the type incorporating a distribution unit presenting alternating cells and troughs and capping means enclosing one of the troughs to provide an intermediate cell having at least one tro... | 06/15/1982 |
| 4324078 | Fire-resistant floor structure Apparatus for fireproofing an underfloor access chamber of an electrical wiring distributing floor structure. The access chamber is formed between a cellular unit and a covering layer of concrete. The access chamber has at least one inlet opening communic... | 04/13/1982 |
| 4273404 | Resiliently supported electrical floor installation An electrical installation in a floor of a building for providing electrical power to telephones, computer terminals and other electrical equipment has a floor plate mounted substantially flush with the floor of the building. The installation comprises an... | 06/16/1981 |
| 4237666 | Trimless flush floor fitting A trimless flush floor fitting for positioning at an opening in a floor or other structural member, at a level line of said structural member, the fitting comprising a leveling frame member and linkage members complementarily adjustably connecting the fra... | 12/09/1980 |
| 4194332 | Electrical wiring distribution system A wiring distribution system for fill-on-slab or fill-on-grade floor constructions, including an uninterrupted main unit providing main passageways and at least one laterally extending feeder unit providing feeder passageways supported on a substructure (... | 03/25/1980 |
| 4065896 | Bottomless trench duct An underfloor electrical distribution system is comprised of a bottomless trench duct transversely overlying a cellular subfloor deck assembly. The bottomless trench duct has spaced-apart, parallel L-shaped side rails, the vertical legs of which terminate... | 01/03/1978 |
| 4012873 | Protective cap for underfloor access housing Protective covers for outlet openings of an underfloor access housing are provided to prevent ingress through the outlet opening of a subsequently poured layer of floor fill, such as concrete. The protective covers are enveloped by the floor fill and have... | 03/22/1977 |
