As these ferromagnetic substances move within the magnetic field of the permanent magnet, it causes the flux through the bobbin to change. |
A quantity of lace includes Chantilly, Brussels, Flemish, Antwerp, and Devon bobbin lace. |
The techniques used to create this type of hair jewelry resemble those for making bobbin lace. |
Hand-made lace falls into two broad categories, needle point lace and bobbin or pillow lace. |
The bobbin lace demonstration was fascinating since I had never considered how it was made. |
There is a alternating current, instead of a direct current within the bobbin because of the motion of the string. |