A small disk of rubber or leather, placed on a safety pin as shown in Fig. 1, will prevent the fabric which is fastened by the pin from becoming tangled in the spring loop. The manner of using the pin is shown in Fig. 2.

Fig.1 Fig.2 The Small Disk on the Pin Prevents the Goods from Becoming Tangled in the Coil

Ill: Fig.1 Fig.2 The Small Disk on the Pin Prevents the Goods from Becoming Tangled in the Coil