Plate-type heat exchanger, for use especially as an oil cooler

Details Plate-type heat exchanger, for use especially as an oil cooler Plate-type heat exchanger, for use especially as an oil cooler

1994-10-04

1996-12-31

Flanigan, Allen J.

Heat exchange

Casing or tank enclosed conduit assembly

165283, 165119, 165167, 165916, F28F 308

Patent

active

055884857

ABSTRACT:
A plate-type heat exchanger, for effecting heat transfer between a first fluid and a second fluid, comprises a casing having an inlet pipe and an outlet pipe for the second fluid, and a stack of plates disposed in alternating pairs within the casing around a central tube which defines a stacking direction. Each pair of plates comprises a first plate and a second plate, which have respective first and second cylindrical internal collar portions that surround the central tube and extend parallel to the stacking direction. Each first collar portion overlaps the corresponding second collar portion. The invention is applicable especially to the cooling of lubricating oil for a motor vehicle engine.

REFERENCES:
patent: 4669532 (1987-06-01), Tejima et al.
patent: 5165468 (1992-11-01), Tajima et al.
Patent Abstracts of Japan #JP63268564; Nov. 11, 1988 English abstract.
French Search Report-Jul. 4, 1994.

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