| 摘要 |
A presser foot assembly of a sewing machine, comprising a presser foot member having a bottom rib and a bottom surface both extending in fore-and-aft directions of the presser foot member and a flexible annular band fitted to the presser foot member in such a manner that the inner peripheral surface of the annular band is circumferentially slidable in a fore-and-aft direction of the presser foot member, wherein one of the presser foot member and the annular band is formed with a groove and the other thereof is formed with a projection slidable through the groove for maintaining the slidable engagement between the presser foot member and the annular band.
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