Tubular regenerator for a cryogenic refrigerator

Refrigeration – Gas compression – heat regeneration and expansion – e.g.,...

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165 10, F25B 900

Patent

active

039330001

ABSTRACT:
The hot cylinder for a Vuilleumier cycle cryogenic refrigerator having an annular liner positioned between the hot displacer and the hot-cylinder wall with a plurality of stainless steel tubes in the space between the liner and the hot-cylinder wall to form a hot regenerator. The liner axially supports the tubes and has air flow notches at the top and bottom thereof. The gas flows through the tubes and through the spaces between the tubes. An annular seal is provided between the hot displacer and the annular liner.

REFERENCES:
patent: 1460677 (1923-07-01), Lundgaard
patent: 2833523 (1958-05-01), Den Haan
patent: 3413802 (1968-12-01), Cowans

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