发明名称 Magnetic needle threader
摘要 The disclosure is of a needle threader including a magnetic pin which is used to find the eye of the needle and is inserted therein. The threader also includes a hook-like member which is of a magnetic material and which is pulled through the eye of the needle by the magnetic pin. Once the threader is pulled through the eye of the needle, a thread is inserted therein, and when the threader is pulled out of the eye, the thread is caught in the eye, and the needle is threaded.
申请公布号 US4090649(A) 申请公布日期 1978.05.23
申请号 US19770812813 申请日期 1977.07.05
申请人 CICHINSKI, ADELE R. 发明人 CICHINSKI, ADELE R.
分类号 D05B87/00;(IPC1-7):D05B87/00 主分类号 D05B87/00
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