Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 7158605 | Head assembly A head assembly for a reactor pressure vessel includes a removable closure head, an array of control rod drive mechanisms, a seismic support platform, a missile shield assembly and a cooling system for drawing atmospheric air across electromagnetic coil stack assemb... | 01/02/2007 |
| 7151815 | Nonintrusive method for the detection of concealed special nuclear material A method and associated apparatus for detecting concealed fissile, fissionable or special nuclear material in an article, such as a shipping container, is provided. The article is irradiated with a source of fast neutrons, and fast neutrons released by the fissile o... | 12/19/2006 |
| 7149273 | Method of fabricating a nuclear reactor fuel assembly grid A method of fabricating a fuel assembly grid that includes providing a plurality of interconnected straps that form a lattice pattern, wherein the lattice pattern of the straps defines a plurality of cells, providing a sleeve that has a cylindrical portion and a fla... | 12/12/2006 |
| 7139360 | Use of boron or enriched boron 10 in UO The present invention provides a nuclear fuel assembly, where a boron-containing compound is used as a burnable poison and is distributed in a majority of the rods in the assembly. The assembly comprises a plurality of fuel rods, each fuel rod containing a plurality... | 11/21/2006 |
| 7092477 | BWR inspection manipulator A reactor service manipulator delivery system supported on a remotely operated trolley that travels on top of a track attached to the steam dam of a BWR shroud. The trolley has a mast and pulley system designed to manipulate a TV camera for inspection of various rea... | 08/15/2006 |
| 6959267 | Method of inspecting a heat exchanger and computer program product for facilitating same A method of inspecting a heat exchanger including a plurality of tubes having ends fixed in a tubesheet includes the steps of: establishing a baseline for each tube of its location in the tubesheet and its unique eddy current pattern resulting, at least in part, fro... | 10/25/2005 |
| 6735549 | Predictive maintenance display system A display system in which subsequent failures of plant equipment and plant systems are predicted to occur and in which the probability of failure before a specified date and the probability of failure after a specified date is determined and displayed and in which t... | 05/11/2004 |
| 6608880 | Reduced pressure drop debris filter bottom nozzle for a fuel assembly of a nuclear reactor A reduced pressure drop debris filter bottom nozzle for use in a fuel assembly of a nuclear reactor includes a plate member formed with a plurality of first flow holes and a plurality of second flow holes. The first flow holes are oblong in cross section ... | 08/19/2003 |
| 6543485 | Waterhammer suppression apparatus Phenomena in water systems caused by hydraulic transients known as "waterhammer" are suppressed by surge vessels containing crushable, cellular, polymeric materials such as polyethylene, polyurethane and polystyrene foam. The foam may be one piece or in t... | 04/08/2003 |
| 6516041 | Method and apparatus to eliminate confirmation switches and channel demultiplexer from soft control man-machine interface (MMI) A method and apparatus for controlling components in a component control system in a nuclear power plant includes an image processing system and display processor (IPS-DP) for issuing an encrypted command for a selected component in a component command sy... | 02/04/2003 |
| 6477220 | Flexible penetration attachment for strainers A flexible penetration attachment for BWR wet-well strainers is provided that causes a suction pipe to communicate with liquid in the wet-well through an aperture in a wet-well wall. The penetration includes a boot for defining an outer circumference of t... | 11/05/2002 |
| 6467814 | Retaining apparatus for connecting a pipe system to a vessel in a nuclear reactor Apparatus has a vessel fitting (2) and a retainer (10) that connect a core spray pipe system (4) to an opening (14) in a wall (8) in a vessel (9) in a boiling water nuclear reactor. The vessel fitting (2) has a plurality of resilient beams (76a), (766b), ... | 10/22/2002 |
| 6442227 | Sleeve assembly for nuclear fuel racks A sleeve assembly for refurbishing a fuel rack having cells in which fresh or spent nuclear fuel assemblies may be stored, in which the cells have elongate rack walls extending from a rack base plate and the rack base plate has flow holes communicating wi... | 08/27/2002 |
| 6421405 | Monitoring control rod element assembly position Compliance with administrative limits on cumulative exposure of control rod groups in the reactor core, is monitored by computing the incremental effective exposure for each group commensurate with core power, for each time increment at which each group i... | 07/16/2002 |
| 6317477 | Floating pool seal assembly with leak limiting annular support structure A seal assembly for sealing a space between an annular flange on a nuclear reactor vessel and a surrounding ledge of a refueling canal to provide a temporary water barrier during refueling operations. The seal assembly includes an annular closure plate ha... | 11/13/2001 |
| 6144716 | Nuclear fuel assembly grid with diagonal fuel retaining springs A support grid for laterally maintaining the relative position of elongated fuel elements within a fuel assembly for use within a core of a nuclear reactor. The grid is formed in the shape of a lattice with the intersecting lattice members defining a plur... | 11/07/2000 |
| 6055288 | Nuclear reactor vessel A nuclear reactor vessel has a baffle-barrel assembly for supporting the fuel assemblies in its core region and guiding coolant flowing through the core region when the reactor vessel is in service. The baffle assembly includes a baffle plate fastened to ... | 04/25/2000 |
| 6033268 | Modular I/O system with two-way connectors between units and a common lock for multiple plug-in modules The bases of modular units of an I/O system are connected serially by two-way electrical and mechanical connectors so that units can be inserted into and removed from lines of units connected to a controller without removal or movement of any other unit. ... | 03/07/2000 |
| 6026137 | Control rod guide tube mounting pin A control rod guide tube mounting pin for engaging a hole in an upper core plate of a nuclear reactor pressure vessel has a resilient tubular portion with one or more axial crimps which flex allowing for resiliently fitting into a hole in an upper core pl... | 02/15/2000 |
| 5969359 | Monitoring of neutron and gamma radiation An improved method and apparatus for performing measurements related to spent nuclear fuel burnup is disclosed. The use of temperature- and radiation-resistant semiconductor detectors permits simultaneous monitoring of neutron and gamma ray emission rates... | 10/19/1999 |
| 5946095 | Natural gas detection apparatus and method operable in a moving vehicle A natural gas detection system is provided for use with a vehicle. A natural gas detector apparatus is mounted to the vehicle so that the vehicle transports the detector apparatus over an are of interest at speeds of up to 20 miles per hour. The detector ... | 08/31/1999 |
| 5927076 | Multiple venturi ultra-low nox combustor An ultra-low NOx gas turbine combustor having a dual fuel capability. The combustor has a plurality of venturis in flow communication with a corresponding number of fuel lances such that fuel injected from each lance into a corresponding venturi is mixed ... | 07/27/1999 |
| 5887041 | Nuclear power plant component identification and verification system and method An automated system for identifying nuclear power plant components includes a camera which provides an input signal from an image of the nuclear power plant components. A digitizer generates a digitized image of the nuclear power plant components from the... | 03/23/1999 |
| 5873237 | Atomizing dual fuel nozzle for a combustion turbine A dual fuel nozzle for a combustion turbine having a swirl cap that is adapted to securely mount with an atomizing cylinder proximate its discharge end. A nozzle tip that is adapted to removably mount with a liquid fuel pipe is provided. The atomizing cyl... | 02/23/1999 |
| 5864594 | Apparatus and method for replacing internal components in a nuclear reactor An apparatus and method are provided for replacing the existing lower internal components in a nuclear reactor vessel with new components. The alignment of the new lower internals to the pressure vessel and the existing upper internals is achieved by cust... | 01/26/1999 |
| 5864680 | Method and system for distributing data in a real time data imaging network A computer network system repetitively distributes messages including uniquely identified blocks of real time data containing a current data image over a broadcast communications network to all real time stations for storage of each repetition of each ent... | 01/26/1999 |
| 5861698 | Generator rotor with ring key that reduces tooth top stress A generator rotor that reduces friction force transmitted to rotor teeth by a retaining ring is disclosed. The friction force is caused by end windings pushing longitudinally outward against the retaining ring when the windings heat up during operation of... | 01/19/1999 |
| 5859885 | Information display system A functional approach to an information display system that enables a fast and easy understanding of the status of a complex process. The display screen is organized by process goals. Each process goal is then tied to a number of process objectives which ... | 01/12/1999 |
| 5859884 | Electric circuit for selectively processing electrical signals An electrical circuit backfits into different instrumentation and control (I&C) system hardware configurations as a replacement or upgrade. The circuit has a multiple signal path processing circuit including a multi-functional ASIC. A fixedly configured, ... | 01/12/1999 |
| 5857320 | Combustor with flashback arresting system A combustor with a flashback arresting system for producing a hot gas by burning premixed fuel and compressed air having fuel/air premixing passages, each of the passages having an inlet end and a discharge end. Disposed immediately upstream of the inlet ... | 01/12/1999 |
| 5859887 | Nuclear fuel assembly support grid A nuclear fuel assembly support grid formed from a lattice structure having an egg-crate design with the interior lattice straps joined to a perimeter strap generally at least three locations along its length; with at least two of those locations being af... | 01/12/1999 |
| 5854154 | Process of making oxide ceramic composites An oxide ceramic composite suitable for fabricating components of combustion turbines and similar high temperature environments. The composite is fabricated by dispersing metal particles in a fiber preform and infiltrating the fiber preform with sol-gel m... | 12/29/1998 |
| 5852553 | Harmonic neutralized voltage sourced inverter employing phase shifting interphase transformers Sets of phase shifting interphase transformers are used to combine the outputs of six-pulse static inverter stages to generate harmonic neutralized outputs with higher pulse counts. The phase shifting interphase transformers have a primary winding and at ... | 12/22/1998 |
| 5850423 | Nuclear rector vessel with nozzle plug A nuclear reactor vessel has a nozzle plug in its cold leg and hot leg nozzles for isolating the reactor vessel from the balance of the reactor coolant loop. The nozzle plug is mechanically compression fitted with the nozzle without the need for hydraulic... | 12/15/1998 |
| 5845591 | Branch pipe for a rotary combustor A rotary combustor is disclosed in which a plurality of tubes connect a first header to a second header, and in which the first and second headers have a plurality of baffles dividing them into a plurality of chambers. In accordance with the invention, a ... | 12/08/1998 |
| 5845481 | Combustion turbine with fuel heating system The combustion turbine system comprises a fuel line connected to the combustor with a portion of the fuel line being disposed in heat transfer relationship with the exhaust gas from the combustion turbine so that the fuel may be heated by the exhaust gas ... | 12/08/1998 |
| 5844191 | Method of and system for manufacturing a helical cutter A method and a system for creating an improved cutting tool having a helical shaped cutting surface includes a computer, a computer numerically controlled milling machine and an electric discharge machine. The computer can be programmed to form the female... | 12/01/1998 |
| 5842263 | Method and manufacture of an axial tensioned bolt An axial tensioned bolt and nut for bolting together a turbine or similar piece of equipment. The bolt has parallel threads and the nut has a coil insert. The bolt is stretched and tensioned by a hydraulic tensioner. In one embodiment of the invention, th... | 12/01/1998 |
| 5841824 | System and method for testing the free fall time of nuclear reactor control rods An improved system and method for testing the free fall time of nuclear reactor control rods. The system employs a plurality of sensor coils which are arranged in tandem along the control rod drive rod housing, having a plurality of the sensors energized ... | 11/24/1998 |
| 5841826 | Method of using a chemical solution to dislodge and dislocate scale, sludge and other deposits from nuclear steam generators A method for dislodging and dislocating scale, sludge, corrosion and other deposits from heat transfer equipment surfaces, such as boiler and heat exchanger surfaces in steam generation systems, which are in contact with aqueous systems. This invention re... | 11/24/1998 |
