Heat exchanger
First Claim
1. A heat exchanger comprisinga first section,a second section, anda divider,said first section and said second section being in liquid-sealing juxtaposition with said divider, andsaid first section and said second section including wall portions having extremities contacting said divider and relieved portions between corresponding wall portions so as to define each with said divider a corresponding plurality of flow passages, each said flow passage extending from one end of said exchanger to the other, said flow passages including a plurality of straightaway portions and nonstraight portions, the ratio of a length, L, of straightaway portions of said flow passages between said nonstraight portions to a hydraulic diameter, D, of the flow area being no more than 4.
2 Assignments
0 Petitions
Accused Products
Abstract
A heat exchanger useful for example in medical applications has a plurality of parallel abutting channels separated by a sheet through which heat is exchanged, with the channel-defining walls preferably in line contact with the sheet and with sharp changes in direction rendering a generally serpentine flow pattern in each channel.
36 Citations
11 Claims
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1. A heat exchanger comprising
a first section, a second section, and a divider, said first section and said second section being in liquid-sealing juxtaposition with said divider, and said first section and said second section including wall portions having extremities contacting said divider and relieved portions between corresponding wall portions so as to define each with said divider a corresponding plurality of flow passages, each said flow passage extending from one end of said exchanger to the other, said flow passages including a plurality of straightaway portions and nonstraight portions, the ratio of a length, L, of straightaway portions of said flow passages between said nonstraight portions to a hydraulic diameter, D, of the flow area being no more than 4.
Specification