JPS6013719U - small transformer - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

Fig. 1 is a perspective view of a small transformer showing a conventional example, Fig. 2 is a perspective view showing the iron core of the transformer, Fig. 3 is an enlarged cross-sectional view of the transformer showing a simplified coil, and Fig. 4 is a perspective view of the transformer. A front view of the core showing the process of applying the present invention to the above-mentioned transformer core, Figure 5 is a partial enlarged view of the core shown in Figure 4, and Figure 6 is a core constructed using the core according to the present invention. FIG. 7 is a simplified enlarged cross-sectional view of the coil of the small transformer, and FIG. 7 is a perspective view of the small transformer showing another embodiment. 1.2...Iron core, 2a...Central leg, 2
b...Outer leg, 2C...Yoke part, 3...
...Bobbin, 4...Coil, 5...
・Terminal pin, 6.7... Iron core. Toha to 2d 2c 2b Fig. 4 62c

Claims (1)

[Claims for Utility Model Registration] A central leg having a quadrilateral cross section, four outer legs having a triangular cross section provided along each side of the quadrilateral cross section, and side surfaces of the central leg corresponding to each side of the quadrilateral cross section. and the side surface corresponding to the diagonal side of the triangular cross section of each outer leg. In the iron core for a small transformer, the center leg connects each corner of the quadrilateral cross section to the outer surface of the outer leg. An iron core for a small transformer having a cross-sectional shape in which each side of the quadrilateral cross section is expanded in the direction of the outer leg to correspond to the amount of the iron core removed in parallel.