Involute foil regenerator

Heat exchange – Regenerator – Heat collector

Reexamination Certificate

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Details

C060S526000

Reexamination Certificate

active

06991023

ABSTRACT:
A regenerator having a plurality of involute foils disposed in an annular gap between an inner cylindrical tube and an outer cylindrical tube. The involute shape of the foils provides uniform spacing throughout the entire regenerator and substantial surface area for fluid contact.

REFERENCES:
patent: 3463222 (1969-08-01), Grames
patent: 3875994 (1975-04-01), Lewakowski et al.
patent: 3999596 (1976-12-01), Barnard
patent: 4013117 (1977-03-01), Kopetzki et al.
patent: 162250 (1927-05-01), None
patent: 2001349247 (2001-12-01), None

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