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1. (WO2018142068) HEAT EXCHANGER COMPRISING A MAIN SEALING JOINT AND A SECONDARY SEALING JOINT

Pub. No.:    WO/2018/142068    International Application No.:    PCT/FR2018/050226
Publication Date: Fri Aug 10 01:59:59 CEST 2018 International Filing Date: Thu Feb 01 00:59:59 CET 2018
IPC: F28F 9/02
F28F 19/00
B29C 45/14
B29C 65/70
F16J 15/00
F16J 15/02
F16J 15/06
Applicants: VALEO SYSTEMES THERMIQUES
Inventors: DAY, Alan
CLERGEON, Sébastien
Title: HEAT EXCHANGER COMPRISING A MAIN SEALING JOINT AND A SECONDARY SEALING JOINT
Abstract:
The invention relates to a heat exchanger (1) comprising: - at least one circulation duct for a fluid, - a collector (6a, 6b) in which the circulation duct opens out, the collector (6a, 6b) comprising a collector plate (8a, 8b) and a box (11a, 11b) mounted on the collector plate (8a, 8b), and - a main sealing joint (10a, 10b) between the box (11a, 11b) and the collector plate (8a, 8b), the collector (6a, 6b) comprising a secondary sealing joint (14) between the box (11a, 11b) and the collector plate (8a, 8b), the secondary sealing joint (14) being located on the exterior with respect to the main sealing joint (10a, 10b), the box (11a, 11b) having, in addition, a side cavity (13), the secondary sealing joint (14) filling the side cavity (13) and being overmolded on the periphery of the box (11a, 11b).