| 摘要 |
<p>The invention relates to a method for creating a power transmission casing (7), comprising the steps that involve machining at least a first and a second metal sheet in order respectively to form at least a first and a second hollow part (7a, 7b) to be assembled, then in assembling the two hollow parts (7a, 7b) by friction stir welding so as to form the casing (7), and fixing a third hollow part (7c), intended to form a reservoir, to at least one of the first and second hollow parts (7a, 7b) by friction stir welding, one of said first and second hollow parts (7a, 7b) forming a dividing partition between the space delimited by said first and second parts (7a, 7b) and that delimited by said third part (7c).</p> |
