发明名称 |
Sewing machine with a balance wheel |
摘要 |
A sewing machine with a balance wheel (1), which is detachably fastened on the arm shaft (15). The balance wheel (1) is secured against rotation by the cooperation of a carrier pin (17) transversely protruding from the arm shaft (15) with two axially extending recesses (7) in the balance wheel hub (1), which said recesses are open at one end. The wheel is secured axially by the cooperation of an elastic finger (9), which is fastened to the balance wheel (1) and has a mounting hole (12), with the carrier pin (17).
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申请公布号 |
US6138593(A) |
申请公布日期 |
2000.10.31 |
申请号 |
US19990475895 |
申请日期 |
1999.12.30 |
申请人 |
G.M. PFAFF AKTIENGESELLSCHAFT |
发明人 |
SCHWARZ, JUERGEN;RUF, GERHARD |
分类号 |
D05B69/34;(IPC1-7):D05B69/30 |
主分类号 |
D05B69/34 |
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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