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 |
| 7347478 | Structural fastening variable slip bushing A variable slip bushing is disposed within a bore of a first structure for closing a gap between the first structure and a second structure. The variable slip bushing includes an axial bore for receiving a fastener therethrough. The variable slip bushing also includ... | 03/25/2008 |
| 7322378 | Semiconductor apparatuses and pipe supports thereof A semiconductor apparatus with a modified pipe support. The apparatus comprises an outer pipe, an inner pipe, and a pipe support. The support comprises a seat and a support ring. The seat comprises a tubular portion for supporting an outer pipe at a top end. The sup... | 01/29/2008 |
| 7201055 | Ultrasonic miniature air gap inspection crawler A miniature air gap inspection crawler. The miniature air gap inspection crawler may include a base, a linear drive mechanism and a circumferential drive mechanism such that either the linear drive mechanism or the circumferential drive mechanism may be employed, an... | 04/10/2007 |
| 6923106 | Rotating pulse forming network for shipboard operation of electromagnetic gun and capacitor module An electromagnetic gun and rotating pulsed network system that includes a gun barrel coupled to a gun mount coupled on a rotating platform on one deck of a naval ship. A pulse forming network which is generally cylindrical in shape provides pulsed energy to the elec... | 08/02/2005 |
| 6888912 | Device for positioning and axially aligning a fuel assembly and process and apparatus for restoring a positioning element The apparatus for positioning a fuel assembly (10) comprises, on a respective side of the core support plate (19) and the upper core plate (9) directed towards an endpiece (15, 14) of the fuel assembly (10) at least two projecting ... | 05/03/2005 |
| 6882696 | Control rod for boiling water reactor and method for manufacturing the same A tie rod having a cruciform cross section is provided with steps for fixing sheaths at tips of cruciform arms of the tie rod; the tips of each of sheaths are fitted onto the steps of the tie rod, each of the sheaths having a U-shaped cross section; and each of the ... | 04/19/2005 |
| 6768781 | Methods and apparatuses for removing thermal energy from a nuclear reactor Methods and apparatuses are provided for removing thermal energy from a nuclear reactor, which are fault tolerant. The apparatus includes at least one heat pipe configured to absorb thermal energy produced by the nuclear reactor. In addition, the apparatus includes ... | 07/27/2004 |
| 6643349 | Method of removing a large-sized apparatus from a reactor building of a nuclear plant In order to carry out a radioactivated reactor pressure vessel from a nuclear reactor building of a nuclear power plant, a first opening portion for carrying out the reactor pressure vessel is provided in a roof of the nuclear reactor building. A radiatio... | 11/04/2003 |
| 6452993 | Method of carrying out large-sized apparatus When a radioactivated reactor pressure vessel is carried out from a nuclear reactor building of a nuclear power plant, a first opening portion for carrying out the reactor pressure vessel is provided in a roof of the nuclear reactor building, a radiation ... | 09/17/2002 |
| 6438191 | Explosive scabbling of structural materials A new approach to scabbling of surfaces of structural materials is disclosed. A layer of mildly energetic explosive composition is applied to the surface to be scabbled. The explosive composition is then detonated, rubbleizing the surface. Explosive compo... | 08/20/2002 |
| 6293593 | Collar clamp assembly for repairing core spray piping A collar clamp assembly is disclosed for repairing and providing a temporary seal around leaking pipe coupling areas of an internal core spray system of a nuclear reactor. The clamp assembly includes first and second housings having respective first and s... | 09/25/2001 |
| 6240153 | Reactor stud cleaning booth A reactor stud cleaning apparatus is presented for cleaning studs, nuts, and washers used to secure reactor heads on nuclear reactors. The cleaning apparatus is a self-contained unit having a housing that includes two independent sealable compartments all... | 05/29/2001 |
| 5987088 | Precipitation hardening type single crystal austenitic steel, and usage the same In order to provide an austenitic single crystal stainless steel having preferable stress corrosion cracking resistance, strength, and irradiation induced embrittlement resistance so as to extend the life of a nuclear reactor core structure, which is used... | 11/16/1999 |
| 5901192 | Core spray line riser apparatus and methods Core spray line riser repair apparatus and methods for axially restraining a reactor core spray line riser to a T-box are described. In one embodiment, the repair apparatus includes a sleeve, a threaded draw bolt extending through the axial bore, and a th... | 05/04/1999 |
| 5839192 | Method and apparatus for repairing cracked core spray supply piping in a boiling water reactor An apparatus for repairing cracked core spray supply piping in a boiling water reactor vessel includes a pair of clamps extending circumferentially around the piping on opposite sides of a crack and a preloading mechanism urging the clamps toward one anot... | 11/24/1998 |
| 5726884 | Integrated hazardous substance tracking and compliance Apparatus that provides an integrated approach for all management activities for hazardous substances used or generated at a facility, including form generation and compliance with the reporting requirements. The apparatus includes eight functional groupi... | 03/10/1998 |
| 5706321 | Method for nonlinear optimization for gas tagging and other systems A method and system for providing nuclear fuel rods with a configuration of isotopic gas tags. The method includes selecting a true location of a first gas tag node, selecting initial locations for the remaining n-1 nodes using target gas tag compositions... | 01/06/1998 |
| 5699397 | Tool for vertically supporting tie rod assembly against clevis pin on gusset plate in boiling water reactor A tool for vertically supporting a shroud repair tie rod assembly having a clevis hook by bracing the clevis hook against a clevis pin installed in a gusset plate. This allows the vertical support at the upper end of the tie rod assembly to be removed, so... | 12/16/1997 |
| 5675618 | Mechanical plug for vessel penetration and method therefor In order to plug a pressure vessel penetration through which a heater was disposed, a stepped diameter hollow cylinder is provided with grafoil seals which are set on an annular shoulder defined by the stepped diameters of the cylinder and compressed agai... | 10/07/1997 |
| 5586157 | Method and apparatus for manufacturing gas tags For use in the manufacture of gas tags employed in a gas tagging failure detection system for a nuclear reactor, a plurality of commercial feed gases each having a respective noble gas isotopic composition are blended under computer control to provide var... | 12/17/1996 |
| 5579354 | Method of measuring a corrosion potential, method of simulating potential characteristics of a reaction rate, and plant monitoring system adopting them A system for monitoring the operation of a plant, which includes the facility of simulating the corrosion potential of a material and which can assess the effect of a countermeasure for mitigating the corrosion environment of the material, with the corros... | 11/26/1996 |
| 5574761 | Fuel channels with off-centerline welds A nuclear fuel channel has four corners and four elongated sidewalls disposed between the corners so as to provide a polygonal transverse cross-section. Each of the channel sidewalls has a longitudinal centerline that coincides with a line of maximum stre... | 11/12/1996 |
| 5553109 | Apparatus and methods for simulating a change in axial power shape during a nuclear fuel rod bundle transient Apparatus is provided for simulating a nuclear fuel rod bundle transient condition and includes a vessel for containing a coolant, a pair of heating elements disposed in the vessel and a power supply for supplying power over time to each of the heating el... | 09/03/1996 |
| 5465279 | Reactor coolant pump seal test decontamination housing An arrangement of reactor coolant pump seals arranged in a generally annular stack with a plurality of stacking spacers in a test housing for emplacement in a chemical decontamination test loop enables a variety of flow characteristics to be simulated by ... | 11/07/1995 |
| 5440600 | Laminated electromagnetic pump stator core A stator core for an electromagnetic pump includes a plurality of circumferentially abutting tapered laminations extending radially outwardly from a centerline axis to collectively define a radially inner bore and a radially outer circumference. Each of t... | 08/08/1995 |
| 5406605 | Method for designing gas tag compositions For use in the manufacture of gas tags such as employed in a nuclear reactor gas tagging failure detection system, a method for designing gas tagging compositions utilizes an analytical approach wherein the final composition of a first canister of tag gas... | 04/11/1995 |
| 5400499 | Internal bushing removal tool A tool for removal of the internal bushings from a piston coupling of a CRD. The tool incorporates a spring-loaded and hardened collet supported on one end of a ram. The collet has a pair of arms with shoulders or projections which latch inside the intern... | 03/28/1995 |
| 5325407 | Core barrel and support plate assembly for pressurized water nuclear reactor Disclosed is a means for increasing coolant flow through the areas adjacent to where the removable top head closure is bolted to the body of pressurized water nuclear reactor. A circumferential plenum for coolant is provided between the upper flange of th... | 06/28/1994 |
| 5323435 | Control rod housing support bars with wing assemblies A boiling water reactor control rod drive housing support bars having wing assemblies to limit the travel of a control rod in the event that a control rod housing is ruptured. The wing assemblies are placed on support bars located in rows on opposing side... | 06/21/1994 |
| 5321732 | Control rod housing support bars with radiation shields A boiling water reactor control rod drive housing support bars having radiation shields to limit the travel of a control rod in the event that a control rod housing is ruptured and protect persons working under the reactor vessel from radiation exposure. ... | 06/14/1994 |
| 5309626 | Reactor vessel head O-ring installation tool A tool for use in installing O-ring seals in the removable head of a nuclear reactor pressure vessel. Disclosed are two embodiments of the tool. One embodiment is adapted to fit within the stud bolt holes of the flange of the removable head of the pressur... | 05/10/1994 |
| 5297187 | Pressure vessel penetration sealing device A device for sealing a penetration in a pressurizer of a nuclear steam supply system includes a hollow cylinder adapted to be inserted into the heater sleeve, in place of the heater. The cylinder includes a nose portion formed with a number of axially ext... | 03/22/1994 |
| 5283809 | Steam separator latch assembly A latch assembly removably joins a steam separator assembly to a support flange disposed at a top end of a tubular shroud in a nuclear reactor pressure vessel. The assembly includes an annular head having a central portion for supporting the steam separat... | 02/01/1994 |
| 5282232 | Nuclear reactor upper internal equipment with cluster guide devices Upper internals for a nuclear reactor comprise an upper core plate and a plate which supports cluster guides tubes connecting the two plates together. The cluster guides project above the support plate. A bottom wall of the support plate is situated at a ... | 01/25/1994 |
| 5272743 | Key member for use in insertion or removal of a fuel rod of a nuclear fuel assembly grid A key member, a method for insertion and/or removal of the fuel rods in a nuclear fuel assembly using the key member and a method of disassembling the nuclear fuel assembly using the same key member are disclosed. The key member has first projections and ... | 12/21/1993 |
| 5265141 | Captive fastener A captive fastener is joinable to a stud for being retained in a nuclear reactor. The fastener includes a head fixedly joinable to the stud, and at least one spring clip extending perpendicularly from the head and having a proximal end fixedly joined ther... | 11/23/1993 |
| 5200144 | Simulated nuclear reactor fuel assembly An apparatus for electrically simulating a nuclear reactor fuel assembly. It includes a heater assembly having a top end and a bottom end and a plurality of concentric heater tubes having electrical circuitry connected to a power source, and radially spac... | 04/06/1993 |
| 5126100 | System for qualification of chemical decontamination methods for decontamination of nuclear reactor systems A unique and optimal method for assessing the feasibility of employing chemical decontamination processes to remove crud from nuclear reactor primary systems without adversely affecting the integrity of the system components or piping during further react... | 06/30/1992 |
| 5120491 | Bimetallic thimble tube A thimble tube for use in a guide the in a nuclear reactor. The thimble tube is an elongated hollow tube having one end closed. The portion of the tube that extends into the reactor is formed from a plurality of sections attached to each other to form the... | 06/09/1992 |
| 5098641 | Method and apparatus for measuring subchannel voids in a light water reactor test fuel assembly A light water nuclear reactor test assembly for emulating the performance of a nuclear boiling water reactor fuel bundle and measuring the subchannel void fraction in the two-phase region of the emulated fuel bundle by gamma ray attenuation is disclosed. ... | 03/24/1992 |
