| 摘要 |
PROBLEM TO BE SOLVED: To detachably and easily mount easily with less operation for an air duct provided on various engine components of an internal combustion engine. SOLUTION: Housing elements 28a and 30a, or 28b and 30b for fixing means 24, 26 are provided on an opening 20 of constituting members 2, 4, and these housing elements pass through a support sleeve fixed on an end part of the air duct and support.
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