| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a feeder of a sewing machine which blocks dust from entering the inside of a sewing machine frame.SOLUTION: A feeder of a sewing machine includes: a pair of feed bars 1 and 2 which are arranged side by side in the left and right and oscillate in a front and rear direction and in a vertical direction; a dustproof seal body 6 which is made of a metal plate and is provided with an insertion hole 6a for inserting the feed bars 1 and 2 therethrough; and a dustproof seal body guide 7 for guiding the vertical motion of the dustproof seal body 6. In the dustproof seal body guide 7, there are arranged an insertion window 7a for inserting the feed bars 1 and 2 therethrough and two front and rear guide surfaces 8a and 8b which are arranged perpendicularly to the front and rear direction at an interval equal to the thickness of the dustproof seal body 6 and guide the vertical motion of the dustproof seal body 6.</p> |
