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

Claim 8:
9. A one-piece neck tube of a dewar for storing a cryogenic fluid, the one-piece neck tube comprising:
a first portion configured to couple with an outer vessel of a dewar, the first portion having a first outer diameter; and
a second portion configured to couple with an inner vessel of a dewar, the second portion having a second outer diameter equal to the first outer diameter,
wherein the first portion and the second portion are portions of a same piece of glass-fiber reinforced material, and
a first sealing section disposed on a first end of the first portion, the first sealing section having a third outer diameter that is larger than the first outer diameter such that the first sealing section is configured to seal the one-piece neck tube with the outer vessel.