| 摘要 |
1,220,738. Tubular heat exchangers. SOC. ANON FRANCAISE DU FERODO. 18 July, 1968 [21 July, 1967], No. 34315/68. Heading F4S. [Also in Division F2] A multi-tube heat-exchanger, for example, for air conditioning systems or cooling motor vehicle engines, comprises parallel tubes 17 of aluminium or aluminium-based alloy and of circular or oval cross-section connected to metal plates 20, 20<SP>1</SP> by flexible resilient seals (see Division F2) formed by the flanged portions of linings 40, 40<SP>1</SP> of rubber. Cover members 60 of moulded synthetic plastics material and provided with moulded partitions have tubular portions projecting therefrom into the tubes to restrict the flow of fluid in the tubes to the peripheral zones thereof. The fins 10<SP>1</SP> are of corrugated aluminium sheet. |
