Method of making an encapsulated high efficiency transformer and

Details Method of making an encapsulated high efficiency transformer and Method of making an encapsulated high efficiency transformer and

1994-02-08

1996-06-11

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

26427214, 26427219, 336 96, H01F 4106

Patent

active

055243347

ABSTRACT:
A transformer or power supply apparatus as well as a method for making the same is provided. A coil assembly, including a bobbin (10 or 62), windings (30, 31), and terminals (27), retains core laminations (14) forming a transformer or power supply assembly. The assembly is placed within injection molding molds and a thermoplastic or thermosetting material is injection molded to partially or fully encapsulate the assembly, producing an improved transformer or power supply structure.

REFERENCES:
patent: 3201728 (1965-08-01), McWhirter
patent: 3240848 (1966-03-01), Burke et al.
patent: 5088186 (1992-02-01), Boesel

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