Patent ID: 6127912
Filing Date: 2000-10-03
Classification: H01F

Abstract:
A bobbin for an encapsulated coil of a coil assembly, the bobbin comprising:a body having first and second ends with a hole defined along a reference axis therethrough between the first and second ends;a first flange portion circumscribed about the body and located generally adjacent the first end, the first flange portion having a first flange section of a predetermined diameter with a peripheral surface that forms a predetermined acute angle with respect to the reference axis, a second flange section of a second predetermined diameter that is larger than the predetermined diameter of the first flange section and having a peripheral surface that forms a predetermined acute angle with respect to the reference axis, and a third flange section of a third predetermined diameter that is larger than the predetermined diameter of the second flange section and having a peripheral surface that forms a predetermined acute angle with respect to the reference axis; anda second flange portion circumscribed about the body and located generally adjacent the second end, the second flange portion has a first flange section of a predetermined diameter with a peripheral surface that forms a predetermined acute angle with respect to the reference axis, a second flange section of a second predetermined diameter that is larger than the predetermined diameter of the first flange section of the second flange portion and having a peripheral surface that forms a predetermined acute angle with respect to the reference axis, and a third flange section of a third predetermined diameter that is larger than the predetermined diameter of the second flange section of the second flange portion and having a peripheral surface that forms a predetermined acute angle with respect to the reference axis.