Method of making a high efficiency encapsulated power transforme

Details Method of making a high efficiency encapsulated power transforme Method of making a high efficiency encapsulated power transforme

1990-03-13

1992-02-18

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

29606, 29609, 26427214, 2642722, 336 96, H01F 4102

Patent

active

050881868

ABSTRACT:
A power transformer apparatus and method for making the same. The unitary bobbin retains core laminations during a core compaction process. The compacted core is sandwiched between two molds during the encapsulation process producing an improved transformer structure.

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patent: 4199743 (1980-04-01), Martincic
patent: 4307365 (1981-12-01), Martincic

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