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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7581405 | Storage vessel for cryogenic liquid A storage vessel comprises a condenser for condensing boil-off vapor by direct heat exchange with cryogenic liquid feed to the vessel. The condenser comprises a packed arrangement of vapor-liquid contact packing that comprises a top end portion and a bottom end port... | 09/01/2009 |
| 7526923 | Device for condensing volatile organic compounds from a storage or transport tank into oil A device for condensing volatile organic compounds (VOC) from a storage or transport tank (4) into oil from the same or another storage or transport tank (4) via a downcomer (6), where the upper part (8) of the downcomer (6), which... | 05/05/2009 |
| 7484370 | Refrigerant gas recycling apparatus for cryogenic cooling device A refrigerant gas recycling apparatus for cryogenic cooling device has a first gas storage unit for temporarily storing refrigerant gas discharged from the cryogenic cooling device, a compressor for compressing refrigerant gas stored in the first storage unit, and a... | 02/03/2009 |
| 7475552 | Recondensing service neck for cryostat The present invention provides a recondensing service neck for a cryostat. A service neck tube (22) provides access to the interior (10) of the cryostat. A recondensing surface is provided (44) for recondensing liquid cryogen boiled off from a l... | 01/13/2009 |
| 7372273 | High temperature superconducting current leads for superconducting magnets An electrical current lead assembly for ramping a superconducting magnet includes a vacuum vessel wall that has a first side exposed to an atmospheric pressure and a second side exposed to a vacuum pressure. A pool wall extends from the first side of the vacuum vess... | 05/13/2008 |
| 7363983 | ESP/gas lift back-up A well production system has a string of production tubing with a junction having two legs. A first leg is sealed to the casing by a packer located above well perforations. A submersible pump assembly is secured to a second leg, the pump having an intake in the tubi... | 04/29/2008 |
| 7353658 | Systems and methods for freezing, storing, transporting, and thawing biopharmacuetical material A system for freezing, thawing, transporting, and storing a biopharmaceutical material, which includes a container, a supporting structure, a temperature control unit, and a transportation cart. The container is adapted to receive the biopharmaceutical material ther... | 04/08/2008 |
| 7336077 | Magnet for NMR analyzer and NMR analyzer using the same A magnet for an NMR analyzer includes a superconductor coil for generating a magnetic field in a magnetic space surrounded by the superconductor coil. The superconductor coil has a shim coil group disposed at least one of inside and outside of the superconducting co... | 02/26/2008 |
| 7323963 | MRI superconductive magnet An object of the present invention is to provide a MRI superconductive magnet enables sharp images representing patients' health states to be produced. [Means for Achieving the Object] A MRI superconductive magnet having a superconductive coil, a liqui... | 01/29/2008 |
| 7318318 | Superconducting magnet system with refrigerator A cryostat (1) with a first helium tank (4) which contains helium at an operating temperature T1 | 01/15/2008 |
| 7305845 | System and method for de-icing recondensor for liquid cooled zero-boil-off MR magnet A system and method for de-icing a recondensor includes at least one heating element configured to melt iced particles from a recondensing system. A power delivery circuit is included configured to deliver power to the at least one resistive heating element such tha... | 12/11/2007 |
| 7299655 | Systems and methods for vaporization of liquefied natural gas Disclosed are methods and systems for vaporization of liquefied natural gas (LNG) that employ a condensing gas stream to adjust the gross heating value (GHV) of the LNG such that, upon vaporization, a natural gas product is obtained that meets pipeline or other comm... | 11/27/2007 |
| 7272937 | Cooling device A cooling apparatus comprises a pulse tube refrigerator (A) having a pressure source (1), a cold reservoir (6), a condenser (7), a pulse tube (9), a radiator (10), and a phase adjuster (12); and a low-temperature container h... | 09/25/2007 |
| 7266954 | Method and device for installing refrigerator A partition member partitions off a cooling stage of a refrigerator from a refrigerant container, containing a refrigerant gas condensed by the cooling stage, of a cooling system, and a low melting point metal held in the partition member brings the cooling stage in... | 09/11/2007 |
| 7263839 | Cooling device for MR apparatus The invention relates to a cooling method for cooling a superconducting coil assembly in a MR apparatus, wherein the superconducting coil assembly 10 is cooled using a cooling agent 41, 42 which is in thermal contact with the superconducting coil assem... | 09/04/2007 |
| 7263841 | Superconducting magnet system with supplementary heat pipe refrigeration A superconducting magnet system wherein a cryocooler provides refrigeration to a cryogenic shield for the superconducting magnet and a heat pipe extends from the cryogenic shield to a cryogen vessel for the provision of supplementary refrigeration. ... | 09/04/2007 |
| 7228871 | Device for reducing separation of volatile organic compounds from oil during filling of tanks A device for reducing evaporation of volatile organic compounds (VOC) during filling of a substantially liquid petroleum product into a storage and/or transportation tank (18) via a down pipe (14), wherein the down pipe (14), which has a non-con... | 06/12/2007 |
| 7222490 | NMR spectrometer with refrigerator cooling An NMR spectrometer comprising an NMR magnet system (27) disposed in a helium tank of a cryostat and an NMR probe head (11) disposed in a room temperature bore of the cryostat, which contains a cooled RF resonator (9) for receiving NMR signals f... | 05/29/2007 |
| 7219501 | Cryocooler operation with getter matrix A method for operating a cryocooler wherein some cryocooler working gas is diverted from the pressure wave pathway before passing to the cold portion of the cryocooler, passed to a getter for adsorptive cleaning of contaminants, and returned to the pressure wave pat... | 05/22/2007 |
| 7216673 | Non-metallic expansion tank with internal diaphragm and clamping device for same A non-metallic, diaphragm-type tank assembly for use with a pressurized water system is disclosed. The tank assembly comprising a non-metallic outer body; a non-metallic inner shell assembly, including an upper portion and a lower portion, that is contained by the n... | 05/15/2007 |
| 7213400 | Liquefying and storing a gas Apparatus and methods for improving the safety and efficiency and decreasing the cost of producing liquid gas, such as liquid oxygen, with a small-scale use liquefaction device, according to various embodiments of the present invention. In one embodiment, liquid oxy... | 05/08/2007 |
| 7207191 | Cryogenic refrigerator A cryogenic refrigerator includes a pressure feeding device, a refrigeration device, a high pressure passage, a low pressure passage, and at least one heat exchanger at the high pressure passage for refrigerating the refrigerant introduced at the high pressure passa... | 04/24/2007 |
| 7208954 | NMR analyzer A first room-temperature space is formed penetrating through a cryostat along a center axis of a split-type multi-layer cylindrical superconducting coil system which has a ratio of the maximum empirical magnetic field to the central magnetic filed of not larger than... | 04/24/2007 |
| 7201002 | Anti-weathering apparatus method for liquid and vapor storage systems In combination, pressurized fluid contained in a storage vessel, in both liquid and vapor regions, a heat exchanger in the vapor region of the vessel, and a first pressure regulator having an inlet side in communication with liquid in the vessel, and having an outle... | 04/10/2007 |
| 7191602 | Storage of Hby absorption and/or mixture within a fluid medium For the first time, a hydrogen storage method, apparatus and system having a fluid mixture is provided. At predetermined pressures and/or temperatures within a contained substantially fixed volume, the fluid mixture can store a high density of hydrogen molecules, wh... | 03/20/2007 |
| 7140190 | Refrigerator and neck tube arrangement for cryostatic vessel A cryogenic chamber comprising an outer vacuum vessel (9), an inner cryogen vessel (11), a turret (40) housing a neck tube (8) itself providing external access to the inner cryogen vessel (11), and a pulse tube refrigerator (20 | 11/28/2006 |
| 7137261 | Systems and methods for freezing, mixing and thawing biopharmaceutical material A system for controlled freezing, storing and thawing of a biopharmaceutical material includes a cavity for receiving a container for holding the biopharmaceutical material. Further included are at least a pair of opposed surfaces facing the biopharmaceutical materi... | 11/21/2006 |
| 7131277 | Cryogenic vessel with an ullage space venturi assembly A cryogenic vessel includes a first, outer vessel assembly having an outer vessel and a liquid fill line assembly and a second, ullage space vessel having a bottom and disposed within the first, outer vessel, adjacent to the top of the first, outer vessel. The liqui... | 11/07/2006 |
| 7131278 | Tank cooling system and method for cryogenic liquids A system and method to transfer a cryogenic liquid from a station tank system to a recipient tank is provided. At least a part of said cryogenic liquid is stored at a first pressure higher than the pressure in said recipient tank and is cooled to a temperature below... | 11/07/2006 |
| 7126335 | Nuclear magnetic resonance measuring apparatus A nuclear magnetic resonance measuring apparatus includes an NMR probe head equipped with an NMR receiver coil and an irradiation coil, a preamplifier, for amplifying the NMR signal received by the NMR receiver coil, a coil cooling heat exchanger, for exchanging hea... | 10/24/2006 |
| 7104074 | Systems and methods for freezing, storing, transporting and thawing biopharmaceutical material A system for freezing, thawing, transporting, and storing a biopharmaceutical material, which includes a container, a supporting structure, a temperature control unit, and a transportation cart. The container is adapted to receive the biopharmaceutical material ther... | 09/12/2006 |
| 7105245 | Fluid cell system reactant supply and effluent storage cartridges Reactant supply and effluent storage cartridges adapted for use with a closed liquid feed fuel cell system, as well as closed liquid feed fuel cell systems. The cartridge includes at least first and second volumes and comprises: a first reactant reservoir for holdin... | 09/12/2006 |
| 7098559 | Engine using the transition state of a superconductor to produce energy The inventive method uses a superconductor to generate energy. The superconductor is alternated between a temperature above and below a critical temperature defined by a transition between the superconducting and non-superconducting states. The superconductor intera... | 08/29/2006 |
| 7089759 | Heat exchanger, and heat pump type air conditioning apparatus using heat exchanger The present invention provides a heat exchanger capable of circulating a given amount of refrigerant without being affected by an operation state of a heat pump cycle. The heat exchanger comprises a liquid chamber in which liquid is stored, and a refrigerant chamber... | 08/15/2006 |
| 7076960 | Preserving system To provide a preserving system capable of re-using vaporized nitrogen, and moreover, capable of always cooling the specimens at a predetermined temperature or lower. The preserving system comprising a cylinder and the preserving vessel which is supplied with liquid ... | 07/18/2006 |
| 7073340 | Cryogenic compressor enclosure device and method A low-leakage enclosure for cryogenic compressor apparatus includes climate control equipment and guide fixtures to direct ultra-cold coolant lines to a superconducting utility power transformer. The self-contained system maintains the required number of high perfor... | 07/11/2006 |
| 7049920 | Open magnet device and magnetic resonance imaging apparatus comprising it In a superconductive magnet device comprising upper and lower vacuum vessels coupled by a coupling conduit, the upper and lower vacuum vessels 9 and the coupling conduit 24 coupling them are made of a high electric-resistance material so that the magne... | 05/23/2006 |
| 7044327 | System and method for tank pressure compensation A supplemental fluid tank, preferably having two chambers each partially containing a fluid, fluid communicated intermediate a fuel tank and vent to reduce fuel vapor emissions, particularly for a boat. More specifically, when fuel is used or cooled, pressure or vol... | 05/16/2006 |
| 7030613 | Nuclear magnetic resonance measuring apparatus A double-tubular third transfer tube is provided in the transfer tube storage conduit, and a first transfer tube, second transfer tube and fourth transfer tube are installed in its interior. Further, pressure control valves are arranged in the portion of normal temp... | 04/18/2006 |
| 7026901 | Superconducting magnet apparatus and method for magnetizing superconductor A cold head is disposed in an insulating container and cooled by a refrigerator. A superconductor is disposed in the insulating container, contacting the cold head, and is cooled to its superconduction transition temperature or lower by heat conduction. A magnetizin... | 04/11/2006 |
