Abstract: The invention provides a device for preparing a fluid sample, including but not limited to a sample comprising genomic DNA.

Abstract: A method of manufacturing a solenoidal magnet structure, comprising the steps of providing a collapsible mold in which to wind coils; winding wire into defined positions (88) in the mold to form coils (34); placing a preformed tubular mechanical support structure (102, 120) over the coils (34) so wound; impregnating the coils and bonding them to the mechanical support structure by applying a thermosetting resin and allowing the thermosetting resin to harden; and collapsing the mold and removing the resultant solenoidal magnet structure comprising the resin impregnated coils and the mechanical support structure from the mold as a single solid piece.

Abstract: A mechanically operating superconducting switch has two superconducting wires, a respective end of each superconducting wire being embedded in a respective block of superconducting material. A mechanical arrangement is provided for driving respective contact surfaces of the blocks into physical contact with each other, and for separating those services.

Abstract: A wearable display apparatus includes a display for providing viewable images. A display support assembly can support the display. The display support assembly can be self centering and telescoping for adjusting the position of the display for viewing by a user. The display support assembly can include right side and left side arm members spaced apart from each other, and a flexibly resilient support member to which the display is mounted between the arm members. The support member can be telescopically mounted to the arm members. The support member can have flexibly resilient right and left side portions secured to the display. Each side portion can be slidably mounted to a respective arm member for telescoping.

Abstract: The invention provides a device for preparing a fluid sample, including but not limited to a sample comprising genomic DNA.

Abstract: The invention provides a device for preparing a fluid sample, including but not limited to a sample comprising genomic DNA.

Abstract: A wearable display apparatus includes a display for providing viewable images. A display support assembly can support the display. The display support assembly can be self centering and telescoping for adjusting the position of the display for viewing by a user. The display support assembly can include right side and left side arm members spaced apart from each other, and a flexibly resilient support member to which the display is mounted between the arm members. The support member can be telescopically mounted to the arm members. The support member can have flexibly resilient right and left side portions secured to the display. Each side portion can be slidably mounted to a respective arm member for telescoping.

Abstract: A superconducting joint and a cooling surface are provided as a combination. The superconducting joint joins superconducting wires each comprising superconducting filaments electrically joined together. The cooling surface comprises a thermally and electrically conductive material. An electrically isolating surface coating is provided on the cooling surface. The superconducting joint, the surface coating and the cooling surface are in thermal contact. The superconducting joint is electrically isolated from the cooling surface by the surface coating. The tails of the superconducting wires are wrapped around the electrically isolating surface coating.

Abstract: In a method of manufacturing a copper clad aluminum channel superconductive conductor, an electrically conductive wire comprising a metal or alloy core is formed with a longitudinally extending groove in a surface thereof. A wire made of a material that exhibits superconducting properties within a defined temperature range is soldered into the groove.

Abstract: A method of forming an encapsulated coupled coil arrangement. The method includes coupling a first lead of a first coil to a second lead of an electrical circuit device, by soldering or infusion, using a superconductive jointing alloy; and encapsulating the first coil, the electrical circuit device and the jointed leads of the first coil and the electrical circuit device in an encapsulation material. The jointing alloy has a melting point higher than a highest temperature experienced by the encapsulation material having the encapsulation process.

Abstract: A method of manufacturing a solenoidal magnet structure, comprising the steps of providing a collapsible mold in which to wind coils; winding wire into defined positions (88) in the mold to form coils (34); placing a preformed tubular mechanical support structure (102, 120) over the coils (34) so wound; 10 impregnating the coils and bonding them to the mechanical support structure by applying a thermosetting resin and allowing the thermosetting resin to harden; and collapsing the mold and removing the resultant solenoidal magnet structure comprising the resin impregnated coils and the mechanical support structure from the mold as a single solid piece.

Abstract: A method of forming an encapsulated coupled coil arrangement. The method includes coupling a first lead of a first coil to a second lead of an electrical circuit device, by soldering or infusion, using a superconductive jointing alloy; and encapsulating the first coil, the electrical circuit device and the jointed leads of the first coil and the electrical circuit device in an encapsulation material. The jointing alloy has a melting point higher than a highest temperature experienced by the encapsulation material having the encapsulation process.

Abstract: A superconducting magnet assembly comprises a superconducting magnet which, under working conditions, generates a magnetic field in a working volume. The superconducting magnet is connected in parallel with a series combination of a superconducting fault current limiter and a resistor, and with a DC power source. Under working conditions, the magnet can be energized by the power source to generate a desired magnetic field in the working volume.

Abstract: A method of forming an encapsulated coupled coil arrangement. The method includes coupling a first lead of a first coil to a second lead of an electrical circuit device, by soldering or infusion, using a superconductive jointing alloy; and encapsulating the first coil, the electrical circuit device and the jointed leads of the first coil and the electrical circuit device in an encapsulation material. The jointing alloy has a melting point higher than a highest temperature experienced by the encapsulation material during the encapsulation process.

Abstract: A wearable display apparatus includes a display for providing viewable images. A display support assembly can support the display. The display support assembly can be self centering and telescoping for adjusting the position of the display for viewing by a user. The display support assembly can include right side and left side arm members spaced apart from each other, and a flexibly resilient support member to which the display is mounted between the arm members. The support member can be telescopically mounted to the arm members. The support member can have flexibly resilient right and left side portions secured to the display. Each side portion can be slidably mounted to a respective arm member for telescoping.

Abstract: A method of manufacturing a solenoidal magnet structure, includes the step of providing a collapsible accurate mold in which to wind the coils winding wire into defined positions in the mold, placing a mechanical support structure over the coils so wound, impregnating the coils and the mechanical support structure with a thermosetting resin, allowing the thermosetting resin to harden, and collapsing the mold and removing the resultant solenoidal magnet structure formed by the resin impregnated coils and the mechanical support structure from the mold as a single solid piece.

Abstract: A method of manufacturing a solenoidal magnet structure, comprising the steps of providing a collapsible mold in which to wind coils; winding wire into defined positions (88) in the mold to form coils (34); placing a preformed tubular mechanical support structure (102, 120) over the coils (34) so wound; impregnating the coils and bonding them to the mechanical support structure by applying a thermosetting resin and allowing the thermosetting resin to harden; and collapsing the mold and removing the resultant solenoidal magnet structure comprising the resin impregnated coils and the mechanical support structure from the mold as a single solid piece.

Abstract: A switching circuit including a plurality of heating elements (12), each connected as part of a tuned circuit (36), the tuned circuits being respectively tuned to different frequencies and connected in parallel between two common conductors (34), the circuit further including a device (20, 38, 40) for applying an oscillating signal voltage between the two common conductors, at one or more frequencies each corresponding to a tuned frequency of one of the tuned circuits.

Abstract: A method of manufacturing a solenoidal magnet structure, includes the step of providing a collapsible accurate mold in which to wind the coils winding wire into defined positions in the mold, placing a mechanical support structure over the coils so wound, impregnating the coils and the mechanical support structure with a thermosetting resin, allowing the thermosetting resin to harden, and collapsing the mold and removing the resultant solenoidal magnet structure formed by the resin impregnated coils and the mechanical support structure from the mold as a single solid piece.