| 摘要 |
<p>1,061,360. Cold retaining vessels; refrigerating. PHILIPS GLOEILAMPENFABRIEKEN N.V. Dec. 8, 1965 [Dec. 11, 1964], No. 52054/65. Headings F4H and F4U. A cold retaining Dewar vessel 1, in which an electronic coil 6 is suspended in liquid hydrogen or helium by supports 7 mounted on the lip of the vessel, is surrounded by a metal or foamed polystyrene shield 3 extending above and spaced from the lip of the vessel and attached to it at a distance below the lip. The current conductor wires 9 may run along or pass through the shield 3. The vessel 1 may be mounted in a further Dewar vessel 4 containing liquid nitrogen 5.</p> |
