| 摘要 |
<p>A flow restrictor 50 for use in a cooling system of an internal engine comprises a housing 29 enclosing an elongate body, a number of alternating first and second circumferentially extending passages formed in the elongate body. Each first passage is separated from a respective adjacent second passage by a respective land and at least one transfer passage extending across each land so as to connect the first and second passages on each side of the land and provide a significant loss in fluid momentum.</p> |
