Heat exchange – Flow passages for two confined fluids – Interdigitated plural first and plural second fluid passages
Patent
1997-12-19
1999-03-30
Leo, Leonard R.
Heat exchange
Flow passages for two confined fluids
Interdigitated plural first and plural second fluid passages
165167, F28F 310
Patent
active
058876502
ABSTRACT:
A sealing device for laminated heat exchangers is disclosed. The sealing device has a heat exchanging plate including both a wave-shaped portion and a longitudinal groove. The wave-shaped portion having a plurality of alternately arranged depressions and prominences with a hole being formed on the inside wall of each of the depressions while a fitting edge remains at its top side. In addition, the device also has a gasket having a longitudinal body and a plurality of fitting taps. The fitting taps are perpendicularly formed alongside the longitudinal body at regular intervals, individually having a fitting slit at its inside end. A free end part, formed at the inside lower portion of each of the fitting taps, is inserted into the hole of each of the depressions with the fitting slit being fitted over the fitting edge of the heat exchanging plate when the gasket is set on the heat exchanging plate.
REFERENCES:
patent: 3244227 (1966-04-01), Usher
patent: 4377204 (1983-03-01), Johansson
patent: 4635715 (1987-01-01), Andersson
patent: 4905758 (1990-03-01), Mathur et al.
patent: 4995455 (1991-02-01), Mathur
Leo Leonard R.
Tai Bong Industries, Inc.
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