发明名称 MANUFACTURE OF CHIP COIL
摘要 PURPOSE:To carry out winding and its process successively and simultaneously and to improve efficiency by carrying out winding with a bobbin mounted on an L-shaped section formed by a punched window of a band-like metallic plate with a synthetic resin base between them and by applying resin-sealing after welding to a terminal. CONSTITUTION:Connection sections 2, 2' and L-shaped sections 3, 3' are formed to a band-like metallic material 1 by a punched window. A projection 7 of inverted trapezoid is formed outside the connection section 2' of one side. A base section 4 is formed by synthetic resin in a space including a bending section of the L-shaped sections 3, 3', and a bobbin 5 such as a drum core is mounted on an upper side thereof. Then, each one edge section of the L-shaped sections 3, 3' to be connected to connection sections 2, 2' is cut off. It is bent upward from a base section and is further bent transversely to form a wiring terminal 6 facing downward from the horizontal. Winding is performed for the bobbin 5 by an automatic wiring device. A winding end passes through an upper side of the other terminal 6 and turns to a rear side of a projection 7 for introduction to the next section. Spot-welding 8 is performed for a line material on the terminal 6 to the terminal 6. The remainder of the terminal 6 and the connection section 3' are cut off to carry out resin formation 10.
申请公布号 JPH0327509(A) 申请公布日期 1991.02.05
申请号 JP19890161807 申请日期 1989.06.23
申请人 SUMIDA DENKI KK 发明人 SANO KAN
分类号 H01F41/06;H01F41/04 主分类号 H01F41/06
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