| 摘要 |
<p>PURPOSE:To lower the floor level necessary for operation so that the titled device may be installed in any room, by a method wherein the outside part is equipped with a projection in a detachable manner whereon a pipe which can perform a liquid He injection, and current leads, a refrigerator, and the like are provided. CONSTITUTION:An outside part of a vacuum container 7 is provided with a cylindrical projection 25, to which a guide 26 for inserting the liquid He injection pipe 11 and a guide 27 for inserting current leads are hermetically installed. The other outside part of the container 7 is provided with a cylindrical projection 28, to which a guide 30 for inserting a cryo-miniature refrigerator 29 is hermetically installed. Such a constitution makes the floor level L reduced in spite of the same level of lifting up an inserted matter. Also in the case of extracting the refrigerator 29 for repair, the lift-up level H' can be well treated in a range of the level L.</p> |
