Inductor devices – With supporting and/or spacing means between coil and core – Preformed insulation between coil and core
Patent
1988-03-04
1989-01-24
Kozma, Thomas J.
Inductor devices
With supporting and/or spacing means between coil and core
Preformed insulation between coil and core
336210, H01F 2726, H01F 2730
Patent
active
048003573
ABSTRACT:
A transformer support assembly for holding primary and secondary coils and a pair of U-shaped cores in operative relation, the assembly comprising first and second integrally-formed, one-piece bobbins, each bobbin including a post axially extending between opposed flanges spaced for windingly receiving one of the coils around the post, each bobbin having an axial bore through the post and flanges for receiving one leg of each held core in opposed relation, and an integrally-formed, one-piece separator including C-shaped channels for engaging corresponding flanges of both the bobbins to position the posts in generally parallel, spaced relation and opposed pairs of jaws adapted to grip base portions of held cores for biasing the legs thereof toward one another in axially opposed relation in said bores.
REFERENCES:
patent: 3243746 (1966-03-01), Doggart et al.
patent: 4311978 (1982-01-01), Crockett et al.
patent: 4318067 (1982-03-01), Weiner
Nickels, Jr. Richard C.
Podhorniak Gary S.
Black & Decker Inc.
Kozma Thomas J.
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