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Patent Searching and Data


Title:
CORE UNIT OF HOUSINGLESS TYPE OIL COOLER
Document Type and Number:
Japanese Patent JP3212006
Kind Code:
B2
Abstract:

PURPOSE: To avoid surely the generation of cracks and the like on the blockading part of a blockading plate.
CONSTITUTION: A plurality of plates 51, 53 are laminated alternately to form cooling water chambers 55 and oil chambers 57 between these plates 51, 53 while neighboring oil chambers 57 communicate by a plurality of oil passages 59 and oil passage holes 63 are formed on the inner fins 61 received in the oil chambers 57 at positions opposed to the oil passages 59. A part of the oil passages 59 is blockaded at a predetermined blockading plates 51A, 53A, then, oil passage holes 63 opposed to the blockaded oil passages 59 among the oil passage holes 63 formed on an inner fin 61A positioned at least at one side of the blockading plates 51A, 53A are blockaded while the blockading parts 61a are brazed to the blockading plates 51A, 53A.


Inventors:
Beppu, Takashi
Application Number:
JP1994000078917
Publication Date:
September 25, 2001
Filing Date:
April 18, 1994
Export Citation:
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Assignee:
CALSONIC CORP
International Classes:
F28F3/08; F28D9/00; (IPC1-7): F28D9/00; F28F3/08
Attorney, Agent or Firm:
古谷 史旺 (外1名)