Patent ID: 6249204
Filing Date: 2001-06-19
Classification: H01F

Abstract:
An electrical transformer comprising:a bobbin assembly including:a first bobbin member;a second bobbin member,each of the first and second bobbin members including first and second flange members defining first and second ends of the bobbin members and a smooth uninterrupted winding member extending between the first and second flange members, the first and second flange members each comprising a serrated semicircular outer periphery, a semicircular inner periphery, and two flat connecting peripheral sections connecting the semicircular outer periphery with the semicircular inner periphery;each of the first and second flange members including a locking mechanism having a locking post and a locking pin for aligning and fastening the first bobbin member to the second bobbin member, wherein the two flat connecting peripheral sections of each of the first and second flange members of each of the first and second bobbin members abut flushly, and the serrated semicircular outer periphery of each of the first and second flange members of each of the first and second bobbin members form a serrated circular outer periphery on opposite ends of the bobbin assembly; anda coil disposed about the first and second bobbin members, wherein a portion of the coil is captured between the first and second bobbin members.