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| Number | Title | Issue Date |
| 4248668 | Storage module for nuclear fuel assemblies A storage module or rack is disclosed for storage of nuclear fuel assemblies in a water-filled pool comprising an array of storage tubes arranged in a checkerboard pattern and attached to one another along their corners. Each tube thus forms a storage cel... | 02/03/1981 |
| 4236967 | Gripping means for fuel assemblies of nuclear reactor The proposed gripping means for fuel assemblies of a nuclear reactor comprises a housing, whereupon there is movably mounted a slider provided with longitudinally extending slots to receive gripping jaws whose tails are pivotably secured to the housing of... | 12/02/1980 |
| 4236966 | Nuclear reactor The proposed nuclear reactor comprises fuel assemblies whose heads are shaped as prisms and provided with an internal hollow for the working member of the gripping means to grip and handle the fuel assembly. The gripping means is accommodated in a guide m... | 12/02/1980 |
| 4229255 | Method and apparatus for positioning and ejecting fuel element bundles in and from a downstream end of a horizontally extending fuel channel A fuel bundle positioning and ejecting apparatus comprising two piston members, one slidable along a stem on the other piston member, and a compression spring urging the pistons apart, is secured in a horizontally extending fuel channel upstream of the co... | 10/21/1980 |
| 4224107 | Spacer grids for a nuclear reactor fuel assembly The spacer grid for a nuclear reactor fuel assembly has an open structure constituted by an array of flat sheet metal members in interfitting relation and defining compartments. Narrow corrugated strips project into the interior of the compartments and fo... | 09/23/1980 |
| 4223372 | Electric flash device The present invention relates to an electric flash device and, more particularly, to an improvement of the mechanical construction of a flashing member in the electric flash device.... | 09/16/1980 |
| 4219868 | Plug-in lighting system A device for mounting and supplying electrical power to a luminaire. The device includes two connectors mounted on opposite sides of a housing which is mounted on the luminaire. The connectors on the device are wired to electrically interconnect two cable... | 08/26/1980 |
| 4219869 | Apparatus for mounting and supplying power to a luminaire A device for mounting and supplying electrical power to a luminaire. The device includes three connectors mounted in a housing. The connectors on the device electrically interconnect two cables and a lighting circuit in the luminaire. Power is applied fro... | 08/26/1980 |
| 4219386 | PWR Integral tie plate and locking mechanism A locking mechanism for securing an upper tie plate to the tie rods of a nuclear fuel bundle. The mechanism includes an upper tie plate assembly and locking sleeves fixed to the ends of the tie rods. The tie plate is part of the upper tie plate assembly a... | 08/26/1980 |
| 4218726 | Indicator gauge with illuminated pointer A first light reflecting surface is formed at either the back side of a hub section of a transparent pointer or an hole formed in a transparent dial board and a second light reflecting surface is formed on a front side of the hub section of the pointer. L... | 08/19/1980 |
| 4217629 | Corner lighting assembly A corner bracket having a cross member and mounting arms at right angles with each other is arranged to be fastened at any desired height in a corner of a room. A lamp housing interengages with the bracket snugly in the corner and has right angled rear wa... | 08/12/1980 |
| 4217626 | Automobile headlight change system A mechanism for substituting a replacement headlight for a burned out or broken one. The mechanism includes a rotating disk and pneumatic actuating mechanism therefor. The actuating mechanism control is operable by the driver from the inside of the vehicl... | 08/12/1980 |
| 4216525 | Truck marker light A marker or clearance light for semi trailers and the like which increases the life by a factor of from 3 to 10.... | 08/05/1980 |
| 4213172 | Movable stand, particularly for lampholders and lamp carrier thereon Movable stand for lampholders comprising an articulated parallelogram member associated with one end to a supporting base and carrying, at the other end, a lampholder. In order to balance the articulated parallelogram friction means are provided acting on... | 07/15/1980 |
| 4212048 | Illuminator for reflective dichroic liquid crystal displays A device for illuminating, as well as enhancing contrast of, reflective dichroic liquid crystal displays utilizes a polarizing member extending across the thickness of a wedge illuminator. The light emitted from the wedge illuminator is polarized in a sin... | 07/08/1980 |
| 4210954 | Reflectors The invention relates to an improvement in reflectors including a first reflector, which is detachably fastened to a bulb and is combined with a small reflector, which is fixed in front of the bulb and opposite said first reflector in order to reflect dir... | 07/01/1980 |
| 4208249 | Hydraulic seismic support for nuclear fuel assembly A typical embodiment of this invention provides a hydraulic mechanism for alleviating the effect of seismic forces and other stresses that are applied to a fuel assembly in a nuclear reactor. Illustratively, hollow guide posts protrude into a fuel assembl... | 06/17/1980 |
| 4208704 | Lamp reflector for a motor vehicle A vehicle headlamp reflector comprises a dished body having a generally rectangular front opening and a bulb-receiving rear opening. The body is internally reflective and includes a first pair of laterally disposed reflective portions, a second pair of la... | 06/17/1980 |
| 4208248 | Fuel assembly with a removable end fitting A typical embodiment of the invention provides a nuclear fuel assembly lock structure for control rod guide tubes. Illustratively, a sleeve telescopes over an end portion of a control rod guide tube which bears against an internal shoulder of the tube. Th... | 06/17/1980 |
| 4207606 | Luminaire apparatus and improved means for connecting same with a power source A luminaire apparatus includes a luminaire housing body, an electrical cable member and a power source. Means are combined with the cable for compressibly securing one end of the cable in the housing in a position to provide an effective moisture seal and... | 06/10/1980 |
| 4207001 | Particle size analyzer A particle size analyzer having an optical assembly with a light source and a lens producing by reflected light an image of a field of particles carried on a moving conveyor. The image is cast upon two photo-transducers which produce substantially identic... | 06/10/1980 |
| 4206501 | Apparatus and methods for back illuminating a display surface An apparatus for back lighting a display surface of a liquid crystal display includes a light source and a diffusing backplate interposed between the light source and the display. The diffusing backplate is selectively darkened to attenuate light rays fro... | 06/03/1980 |
| 4206497 | Folding headlight for motor vehicles A folding headlight for motor vehicles in which the housing holding the main headlights, has a topside which is made at least partially of a light-permeable material. An auxiliary headlight is located within the topside portion of the housing and serves a... | 06/03/1980 |
| 4204837 | Method of rate immunonephelometric analysis A method of determining the need for post-addition of antigen or antibody to an antigen-antibody reaction to ascertain whether the reaction is in an antigen excess or an antibody excess condition. The time rate of change of a nephelometric signal develope... | 05/27/1980 |
| 4204910 | Gripping means for refuelling a nuclear reactor The proposed gripping means of a refuelling machine for a nuclear reactor is arranged in a manipulator tube of the machine. Longitudinally extending grooves are provided on the internal surface of the manipulator tube. The gripping means comprises a housi... | 05/27/1980 |
| 4204909 | Temperature sensitive self-actuated scram mechanism A self-actuated mechanism within a safety assembly in a liquid metal nuclear reactor comprising sensor fuel pins located in a reactor coolant flow path, a sensor bulb containing NaK located near the upper end of the sensor fuel pins and in the reactor coo... | 05/27/1980 |
| 4205304 | Two dimensional light beam selection system A position selection system comprising a map of a plurality of selection positions arranged in columns and rows with a normally unenergized light emitter and a respective normally disabled light detector positioned at opposie ends of each of the columns a... | 05/27/1980 |
| 4202728 | Double-arm handling device for a nuclear reactor Two carriages which can be displaced independently of each other in vertical translational motion are guided by means of slideways secured to a rotatable vertical body, the upper end of which passes through the rotating shield plug of the reactor. Each ca... | 05/13/1980 |
| 4202729 | Device for the charge and discharge of nuclear reaction fuel assemblies Two guide ramps for the transfer of fuel assemblies in sliding motion between the reactor core and an external storage container are surmounted by a lock-chamber in which two pivotally suspended rectilinear rail sections carried by a revolving unit form g... | 05/13/1980 |
| 4202727 | Gripping means for fuel assemblies of nuclear reactor Disclosure is made of a gripping mechanism which comprises a casing mounted on the housing of the gripping mechanism and displaceable with respect to the housing. One end face of the casing interacts with a spring arranged on the housing, whereas the othe... | 05/13/1980 |
| 4199802 | Headgear with light A headgear, such as a hardhat or fireman's helmet, having a light unit applied thereto, including a light source for illuminating selective areas adjacent the headgear and which includes a current source for energizing the light source. Said current sourc... | 04/22/1980 |
| 4196026 | Donor free radical explosive composition An improved explosive composition is disclosed and comprises a major portion of an explosive having a detonation velocity between about 1500 and 10,000 meters per second and a minor amount of a donor additive comprising an organic compound or mixture of o... | 04/01/1980 |
| 4196461 | Pattern generating entertainment device A collimated light source, preferably coherent, is directed at an optical system comprising a plurality of controllably rotatable mirrors, the source going from one to the next in seriatim, and each mirror being mounted a small number of degrees "off" the... | 04/01/1980 |
| 4192558 | Self-lubricating bearing A bearing with a lubricant reservoir that is capable of being refilled when the bearing and reservoir are submerged in a lubricant pool. The lubricant reservoir supplies lubricant to the bearing while the bearing allows a small amount of lubricant to leak... | 03/11/1980 |
| 4192715 | Fuel assembly handling system of nuclear reactor The proposed system for handling fuel assemblies of a nuclear reactor comprises a sealed chamber housing a recharging machine comprising a carrier tube, wherein there is arranged a manipulator tube interacting with a reduction gear. Inside the manipulator... | 03/11/1980 |
| 4188658 | Adjustable support for portable lamp A portable lamp including a socket and bulb attached to two brackets adapted for temporary connection to pre-existing supporting members of various shapes and dimensions. The brackets are connected to each other by a hinge, and each bracket has a notch ar... | 02/12/1980 |
| 4186664 | Smoke projectile charge and process for its manufacture This invention relates to a shell filling comprising smoke pots which are stacked one above the other in the firing direction in the shell casing and which consist of a closed metal housing and, accommodated therein, a smoke charge based on hexachloroetha... | 02/05/1980 |
| 4187144 | Nuclear reactor power supply The neutron absorbing medium in a reactor is changed in dependence upon the loading of the reactor, or any other operating mode where the power distribution axially is to be maintained within acceptable limits, by varying the chemical shim in the coolant ... | 02/05/1980 |
| 4186051 | Nuclear energy plant with improved device for removing after-heat and emergency heat Nuclear energy installation includes a nuclear reactor core, a primary circulatory loop connected to the reactor core and having a circulating liquid metal medium therein heated by the reactor core, a first heat exchanger having a primary side connected i... | 01/29/1980 |
| 4186430 | Telescoping candle lantern A candle lantern comprises a cylinder for enclosing a candle, a telescoping chimney with a protective reflector, a tubular candle holder with means for feeding an expendable candle thereby to maintain the wick at desired position relative to the reflector... | 01/29/1980 |
