| 摘要 |
A surface pressure reinforcement structure of an echo oil filter is provided to secure surface pressure of an oil filter body evenly because a pair of braces are set up between the rearward bolt and horse-hoof-shaped reinforcement flange of the bolt flange of which height is high. A surface pressure reinforcement structure of an echo oil filter comprises a horse-hoof-shaped reinforcement flange(12) which is installed on the top of the front bolt fastening part(11a) of a bolt flange(11); a pair of braces(13) which is installed between the horse-hoof-shaped reinforcement flange and a rear bolt fastening part; and a fastening bolt(30) which is connected in each bolt fastening part from each brace upper end.
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