发明名称 |
Cloth presser mechanism with rack and pinion needle rod-drive |
摘要 |
A cloth presser mechanism comprises a cloth presser vertically movably supported by an arm of a sewing machine. A needle bar is vertically movably supported by the arm of the sewing machine and has a needle at the lower end thereof. The mechanism further includes a rack fixed to the needle bar, a pinion rotatably supported by the arm of the sewing machine and engaged with the rack, a cam integral with the pinion, a first link having an end pivotally supported by the arm of the sewing machine and a middle portion connected to a roller which rides on the surface of the cam, and a second link having an end pivotally supported by the cloth presser. The other end of the second link is pivotally connected to the other end of the first link.
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申请公布号 |
US4915044(A) |
申请公布日期 |
1990.04.10 |
申请号 |
US19890338669 |
申请日期 |
1989.04.17 |
申请人 |
SSMC INC. |
发明人 |
KAMBARA, TETSUO;KOBAYASHI, HIDEYUKI;TAJIMA, MASAO |
分类号 |
D05B29/00;D05B29/02;D05B55/14 |
主分类号 |
D05B29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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