| 摘要 |
1,256,227. Heat exchange elements. ASSOCIATED ENG. Ltd. 26 March, 1969 [3 April, 1968], No. 16042/68. Heading F4S. In a radiator comprising a plurality of spaced apart tubular passages 1 each made from a pair of strip elements 2 of aluminium foil having a thickness up to 0À012 inch, each tubular passage 1 is stiffened by means of a solid strip 10 of square or rectangular cross-section bonded to the opposite side walls of the passage 1. Cooling fins can be bonded to the external surfaces of the tubular passages. |
