Patent ID: 11933457
Assignee: MVE BIOLOGICAL SOLUTIONS US, LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 13:
14. An outer vessel for a dewar for storing a cryogenic fluid comprising:
an outer upper jacket;
an outer lower jacket configured to be joined with the outer upper jacket, the outer upper jacket and the outer lower jacket together defining an interior chamber;
a one-piece neck tube that is adapted to attach to an inner vessel disposed within the interior chamber of the dewar, the one-piece neck tube comprising:
a first portion coupled with the outer upper jacket; and
a second portion configured to couple with the inner vessel, wherein the second portion comprises a perforated area,
wherein the perforated area is configured to be disposed within the inner vessel; and

a collar configured to secure the one-piece neck tube to the outer upper jacket.